Merge branch 'master' into nonsense/split-market-miner-processes

2021-05-31 11:26:11 +02:00 · 2021-05-31 11:26:11 +02:00 · d195a12565
commit d195a12565
parent 46a368d2b9 be3a8bd320
192 changed files with 5357 additions and 1492 deletions
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@ -1,16 +0,0 @@
-## filecoin-project/lotus CODEOWNERS
-## Refer to https://docs.github.com/en/github/creating-cloning-and-archiving-repositories/about-code-owners.
-##
-## These users or groups will be automatically assigned as reviewers every time
-## a PR is submitted that modifies code in the specified locations.
-##
-## The Lotus repo configuration requires that at least ONE codeowner approves
-## the PR before merging.
-
-### Global owners.
-*                       @magik6k @arajasek
-
-### Conformance testing.
-conformance/            @ZenGround0
-extern/test-vectors     @ZenGround0
-cmd/tvx                 @ZenGround0
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -1,10 +1,217 @@
 # Lotus changelog

-# 1.8.0 / 2021-04-27
+# 1.9.0 / 2021-05-17
+
+This is an optional Lotus release that introduces various improvements to the sealing, mining, and deal-making processes.
+
+## Highlights
+
+- OpenRPC Support (https://github.com/filecoin-project/lotus/pull/5843)
+- Take latency into account when making interactive deals (https://github.com/filecoin-project/lotus/pull/5876)
+- Update go-commp-utils for >10x faster client commp calculation (https://github.com/filecoin-project/lotus/pull/5892)
+- add `lotus client cancel-retrieval` cmd to lotus CLI (https://github.com/filecoin-project/lotus/pull/5871)
+- add `inspect-deal` command to `lotus client` (https://github.com/filecoin-project/lotus/pull/5833)
+- Local retrieval support (https://github.com/filecoin-project/lotus/pull/5917)
+- go-fil-markets v1.1.9 -> v1.2.5
+  - For a detailed changelog see https://github.com/filecoin-project/go-fil-markets/blob/master/CHANGELOG.md
+- rust-fil-proofs v5.4.1 -> v7.0.1
+  - For a detailed changelog see https://github.com/filecoin-project/rust-fil-proofs/blob/master/CHANGELOG.md
+
+## Changes
+- storagefsm: Apply global events even in broken states (https://github.com/filecoin-project/lotus/pull/5962)
+- Default the AlwaysKeepUnsealedCopy flag to true (https://github.com/filecoin-project/lotus/pull/5743)
+- splitstore: compact hotstore prior to garbage collection (https://github.com/filecoin-project/lotus/pull/5778)
+- ipfs-force bootstrapper update (https://github.com/filecoin-project/lotus/pull/5799)
+- better logging when unsealing fails (https://github.com/filecoin-project/lotus/pull/5851)
+- perf: add cache for gas permium estimation (https://github.com/filecoin-project/lotus/pull/5709)
+- backupds: Compact log on restart (https://github.com/filecoin-project/lotus/pull/5875)
+- backupds: Improve truncated log handling (https://github.com/filecoin-project/lotus/pull/5891)
+- State CLI improvements (State CLI improvements)
+- API proxy struct codegen (https://github.com/filecoin-project/lotus/pull/5854)
+- move DI stuff for paychmgr into modules (https://github.com/filecoin-project/lotus/pull/5791)
+- Implement Event observer and Settings for 3rd party dep injection (https://github.com/filecoin-project/lotus/pull/5693)
+- Export developer and network commands for consumption by derivatives of Lotus (https://github.com/filecoin-project/lotus/pull/5864)
+- mock sealer: Simulate randomness sideeffects (https://github.com/filecoin-project/lotus/pull/5805)
+- localstorage: Demote reservation stat error to debug (https://github.com/filecoin-project/lotus/pull/5976)
+- shed command to unpack miner info dumps (https://github.com/filecoin-project/lotus/pull/5800)
+- Add two utils to Lotus-shed (https://github.com/filecoin-project/lotus/pull/5867)
+- add shed election estimate command  (https://github.com/filecoin-project/lotus/pull/5092)
+- Add --actor flag in lotus-shed sectors terminate (https://github.com/filecoin-project/lotus/pull/5819)
+- Move lotus mpool clear to lotus-shed (https://github.com/filecoin-project/lotus/pull/5900)
+- Centralize everything on ipfs/go-log/v2 (https://github.com/filecoin-project/lotus/pull/5974)
+- expose NextID from nice market actor interface (https://github.com/filecoin-project/lotus/pull/5850)
+- add available options for perm on error (https://github.com/filecoin-project/lotus/pull/5814)
+- API docs clarification: Document StateSearchMsg replaced message behavior (https://github.com/filecoin-project/lotus/pull/5838)
+- api: Document StateReplay replaced message behavior (https://github.com/filecoin-project/lotus/pull/5840)
+- add godocs to miner objects (https://github.com/filecoin-project/lotus/pull/2184)
+- Add description to the client deal CLI command (https://github.com/filecoin-project/lotus/pull/5999)
+- lint: don't skip builtin (https://github.com/filecoin-project/lotus/pull/5881)
+- use deal duration from actors (https://github.com/filecoin-project/lotus/pull/5270)
+- remote calc winningpost proof (https://github.com/filecoin-project/lotus/pull/5884)
+- packer: other network images (https://github.com/filecoin-project/lotus/pull/5930)
+- Convert the chainstore lock to RW (https://github.com/filecoin-project/lotus/pull/5971)
+- Remove CachedBlockstore (https://github.com/filecoin-project/lotus/pull/5972)
+- remove messagepool CapGasFee duplicate code (https://github.com/filecoin-project/lotus/pull/5992)
+- Add a mining-heartbeat INFO line at every epoch (https://github.com/filecoin-project/lotus/pull/6183)
+- chore(ci): Enable build on RC tags (https://github.com/filecoin-project/lotus/pull/6245)
+- Upgrade nerpa to actor v4 and bump the version to rc4 (https://github.com/filecoin-project/lotus/pull/6249)
+## Fixes
+- return buffers after canceling badger operation (https://github.com/filecoin-project/lotus/pull/5796)
+- avoid holding a lock while calling the View callback (https://github.com/filecoin-project/lotus/pull/5792)
+- storagefsm: Trigger input processing when below limits (https://github.com/filecoin-project/lotus/pull/5801)
+- After importing a previously deleted key, be able to delete it again (https://github.com/filecoin-project/lotus/pull/4653)
+- fix StateManager.Replay on reward actor (https://github.com/filecoin-project/lotus/pull/5804)
+- make sure atomic 64bit fields are 64bit aligned (https://github.com/filecoin-project/lotus/pull/5794)
+- Import secp sigs in paych tests (https://github.com/filecoin-project/lotus/pull/5879)
+- fix ci build-macos (https://github.com/filecoin-project/lotus/pull/5934)
+- Fix creation of remainder account when it's not a multisig (https://github.com/filecoin-project/lotus/pull/5807)
+- Fix fallback chainstore (https://github.com/filecoin-project/lotus/pull/6003)
+- fix 4857: show help for set-addrs (https://github.com/filecoin-project/lotus/pull/5943)
+- fix health report (https://github.com/filecoin-project/lotus/pull/6011)
+- fix(ci): Use recent ubuntu LTS release; Update release params ((https://github.com/filecoin-project/lotus/pull/6011))
+
+# 1.9.0-rc4 / 2021-05-13
+
+This is an optional Lotus release that introduces various improvements to the sealing, mining, and deal-making processes.
+
+## Highlights
+
+- OpenRPC Support (https://github.com/filecoin-project/lotus/pull/5843)
+- Take latency into account when making interactive deals (https://github.com/filecoin-project/lotus/pull/5876)
+- Update go-commp-utils for >10x faster client commp calculation (https://github.com/filecoin-project/lotus/pull/5892)
+- add `lotus client cancel-retrieval` cmd to lotus CLI (https://github.com/filecoin-project/lotus/pull/5871)
+- add `inspect-deal` command to `lotus client` (https://github.com/filecoin-project/lotus/pull/5833)
+- Local retrieval support (https://github.com/filecoin-project/lotus/pull/5917)
+- go-fil-markets v1.1.9 -> v1.2.5
+  - For a detailed changelog see https://github.com/filecoin-project/go-fil-markets/blob/master/CHANGELOG.md
+- rust-fil-proofs v5.4.1 -> v7.0.1
+  - For a detailed changelog see https://github.com/filecoin-project/rust-fil-proofs/blob/master/CHANGELOG.md
+
+## Changes
+- storagefsm: Apply global events even in broken states (https://github.com/filecoin-project/lotus/pull/5962)
+- Default the AlwaysKeepUnsealedCopy flag to true (https://github.com/filecoin-project/lotus/pull/5743)
+- splitstore: compact hotstore prior to garbage collection (https://github.com/filecoin-project/lotus/pull/5778)
+- ipfs-force bootstrapper update (https://github.com/filecoin-project/lotus/pull/5799)
+- better logging when unsealing fails (https://github.com/filecoin-project/lotus/pull/5851)
+- perf: add cache for gas permium estimation (https://github.com/filecoin-project/lotus/pull/5709)
+- backupds: Compact log on restart (https://github.com/filecoin-project/lotus/pull/5875)
+- backupds: Improve truncated log handling (https://github.com/filecoin-project/lotus/pull/5891)
+- State CLI improvements (State CLI improvements)
+- API proxy struct codegen (https://github.com/filecoin-project/lotus/pull/5854)
+- move DI stuff for paychmgr into modules (https://github.com/filecoin-project/lotus/pull/5791)
+- Implement Event observer and Settings for 3rd party dep injection (https://github.com/filecoin-project/lotus/pull/5693)
+- Export developer and network commands for consumption by derivatives of Lotus (https://github.com/filecoin-project/lotus/pull/5864)
+- mock sealer: Simulate randomness sideeffects (https://github.com/filecoin-project/lotus/pull/5805)
+- localstorage: Demote reservation stat error to debug (https://github.com/filecoin-project/lotus/pull/5976)
+- shed command to unpack miner info dumps (https://github.com/filecoin-project/lotus/pull/5800)
+- Add two utils to Lotus-shed (https://github.com/filecoin-project/lotus/pull/5867)
+- add shed election estimate command  (https://github.com/filecoin-project/lotus/pull/5092)
+- Add --actor flag in lotus-shed sectors terminate (https://github.com/filecoin-project/lotus/pull/5819)
+- Move lotus mpool clear to lotus-shed (https://github.com/filecoin-project/lotus/pull/5900)
+- Centralize everything on ipfs/go-log/v2 (https://github.com/filecoin-project/lotus/pull/5974)
+- expose NextID from nice market actor interface (https://github.com/filecoin-project/lotus/pull/5850)
+- add available options for perm on error (https://github.com/filecoin-project/lotus/pull/5814)
+- API docs clarification: Document StateSearchMsg replaced message behavior (https://github.com/filecoin-project/lotus/pull/5838)
+- api: Document StateReplay replaced message behavior (https://github.com/filecoin-project/lotus/pull/5840)
+- add godocs to miner objects (https://github.com/filecoin-project/lotus/pull/2184)
+- Add description to the client deal CLI command (https://github.com/filecoin-project/lotus/pull/5999)
+- lint: don't skip builtin (https://github.com/filecoin-project/lotus/pull/5881)
+- use deal duration from actors (https://github.com/filecoin-project/lotus/pull/5270)
+- remote calc winningpost proof (https://github.com/filecoin-project/lotus/pull/5884)
+- packer: other network images (https://github.com/filecoin-project/lotus/pull/5930)
+- Convert the chainstore lock to RW (https://github.com/filecoin-project/lotus/pull/5971)
+- Remove CachedBlockstore (https://github.com/filecoin-project/lotus/pull/5972)
+- remove messagepool CapGasFee duplicate code (https://github.com/filecoin-project/lotus/pull/5992)
+- Add a mining-heartbeat INFO line at every epoch (https://github.com/filecoin-project/lotus/pull/6183)
+- chore(ci): Enable build on RC tags (https://github.com/filecoin-project/lotus/pull/6245)
+- Upgrade nerpa to actor v4 and bump the version to rc4 (https://github.com/filecoin-project/lotus/pull/6249)
+## Fixes
+- return buffers after canceling badger operation (https://github.com/filecoin-project/lotus/pull/5796)
+- avoid holding a lock while calling the View callback (https://github.com/filecoin-project/lotus/pull/5792)
+- storagefsm: Trigger input processing when below limits (https://github.com/filecoin-project/lotus/pull/5801)
+- After importing a previously deleted key, be able to delete it again (https://github.com/filecoin-project/lotus/pull/4653)
+- fix StateManager.Replay on reward actor (https://github.com/filecoin-project/lotus/pull/5804)
+- make sure atomic 64bit fields are 64bit aligned (https://github.com/filecoin-project/lotus/pull/5794)
+- Import secp sigs in paych tests (https://github.com/filecoin-project/lotus/pull/5879)
+- fix ci build-macos (https://github.com/filecoin-project/lotus/pull/5934)
+- Fix creation of remainder account when it's not a multisig (https://github.com/filecoin-project/lotus/pull/5807)
+- Fix fallback chainstore (https://github.com/filecoin-project/lotus/pull/6003)
+- fix 4857: show help for set-addrs (https://github.com/filecoin-project/lotus/pull/5943)
+- fix health report (https://github.com/filecoin-project/lotus/pull/6011)
+
+
+# 1.9.0-rc2 / 2021-04-30
+
+This is an optional Lotus release that introduces various improvements to the sealing, mining, and deal-making processes.
+
+## Highlights
+
+- OpenRPC Support (https://github.com/filecoin-project/lotus/pull/5843)
+- Take latency into account when making interactive deals (https://github.com/filecoin-project/lotus/pull/5876)
+- Update go-commp-utils for >10x faster client commp calculation (https://github.com/filecoin-project/lotus/pull/5892)
+- add `lotus client cancel-retrieval` cmd to lotus CLI (https://github.com/filecoin-project/lotus/pull/5871)
+- add `inspect-deal` command to `lotus client` (https://github.com/filecoin-project/lotus/pull/5833)
+- Local retrieval support (https://github.com/filecoin-project/lotus/pull/5917)
+- go-fil-markets v1.1.9 -> v1.2.5
+  - For a detailed changelog see https://github.com/filecoin-project/go-fil-markets/blob/master/CHANGELOG.md
+- rust-fil-proofs v5.4.1 -> v7
+  - For a detailed changelog see https://github.com/filecoin-project/rust-fil-proofs/blob/master/CHANGELOG.md
+
+## Changes
+- storagefsm: Apply global events even in broken states (https://github.com/filecoin-project/lotus/pull/5962)
+- Default the AlwaysKeepUnsealedCopy flag to true (https://github.com/filecoin-project/lotus/pull/5743)
+- splitstore: compact hotstore prior to garbage collection (https://github.com/filecoin-project/lotus/pull/5778)
+- ipfs-force bootstrapper update (https://github.com/filecoin-project/lotus/pull/5799)
+- better logging when unsealing fails (https://github.com/filecoin-project/lotus/pull/5851)
+- perf: add cache for gas permium estimation (https://github.com/filecoin-project/lotus/pull/5709)
+- backupds: Compact log on restart (https://github.com/filecoin-project/lotus/pull/5875)
+- backupds: Improve truncated log handling (https://github.com/filecoin-project/lotus/pull/5891)
+- State CLI improvements (State CLI improvements)
+- API proxy struct codegen (https://github.com/filecoin-project/lotus/pull/5854)
+- move DI stuff for paychmgr into modules (https://github.com/filecoin-project/lotus/pull/5791)
+- Implement Event observer and Settings for 3rd party dep injection (https://github.com/filecoin-project/lotus/pull/5693)
+- Export developer and network commands for consumption by derivatives of Lotus (https://github.com/filecoin-project/lotus/pull/5864)
+- mock sealer: Simulate randomness sideeffects (https://github.com/filecoin-project/lotus/pull/5805)
+- localstorage: Demote reservation stat error to debug (https://github.com/filecoin-project/lotus/pull/5976)
+- shed command to unpack miner info dumps (https://github.com/filecoin-project/lotus/pull/5800)
+- Add two utils to Lotus-shed (https://github.com/filecoin-project/lotus/pull/5867)
+- add shed election estimate command  (https://github.com/filecoin-project/lotus/pull/5092)
+- Add --actor flag in lotus-shed sectors terminate (https://github.com/filecoin-project/lotus/pull/5819)
+- Move lotus mpool clear to lotus-shed (https://github.com/filecoin-project/lotus/pull/5900)
+- Centralize everything on ipfs/go-log/v2 (https://github.com/filecoin-project/lotus/pull/5974)
+- expose NextID from nice market actor interface (https://github.com/filecoin-project/lotus/pull/5850)
+- add available options for perm on error (https://github.com/filecoin-project/lotus/pull/5814)
+- API docs clarification: Document StateSearchMsg replaced message behavior (https://github.com/filecoin-project/lotus/pull/5838)
+- api: Document StateReplay replaced message behavior (https://github.com/filecoin-project/lotus/pull/5840)
+- add godocs to miner objects (https://github.com/filecoin-project/lotus/pull/2184)
+- Add description to the client deal CLI command (https://github.com/filecoin-project/lotus/pull/5999)
+- lint: don't skip builtin (https://github.com/filecoin-project/lotus/pull/5881)
+- use deal duration from actors (https://github.com/filecoin-project/lotus/pull/5270)
+- remote calc winningpost proof (https://github.com/filecoin-project/lotus/pull/5884)
+- packer: other network images (https://github.com/filecoin-project/lotus/pull/5930)
+- Convert the chainstore lock to RW (https://github.com/filecoin-project/lotus/pull/5971)
+- Remove CachedBlockstore (https://github.com/filecoin-project/lotus/pull/5972)
+- remove messagepool CapGasFee duplicate code (https://github.com/filecoin-project/lotus/pull/5992)
+
+## Fixes
+- return buffers after canceling badger operation (https://github.com/filecoin-project/lotus/pull/5796)
+- avoid holding a lock while calling the View callback (https://github.com/filecoin-project/lotus/pull/5792)
+- storagefsm: Trigger input processing when below limits (https://github.com/filecoin-project/lotus/pull/5801)
+- After importing a previously deleted key, be able to delete it again (https://github.com/filecoin-project/lotus/pull/4653)
+- fix StateManager.Replay on reward actor (https://github.com/filecoin-project/lotus/pull/5804)
+- make sure atomic 64bit fields are 64bit aligned (https://github.com/filecoin-project/lotus/pull/5794)
+- Import secp sigs in paych tests (https://github.com/filecoin-project/lotus/pull/5879)
+- fix ci build-macos (https://github.com/filecoin-project/lotus/pull/5934)
+- Fix creation of remainder account when it's not a multisig (https://github.com/filecoin-project/lotus/pull/5807)
+- Fix fallback chainstore (https://github.com/filecoin-project/lotus/pull/6003)
+- fix 4857: show help for set-addrs (https://github.com/filecoin-project/lotus/pull/5943)
+- fix health report (https://github.com/filecoin-project/lotus/pull/6011)
+
+# 1.8.0 / 2021-04-05

 This is a mandatory release of Lotus that upgrades the network to version 12, which introduces various performance improvements to the cron processing of the power actor. The network will upgrade at height 712320, which is 2021-04-29T06:00:00Z.

-## Changes 
+## Changes

 - v4 specs-actors integration, nv12 migration (https://github.com/filecoin-project/lotus/pull/6116)

@ -20,7 +227,7 @@ This release also expands the `lotus-miner sectors extend` CLI, with a new optio

 - The `expiration-cutoff` flag can be passed to skip sectors whose expiration is past a certain point from the current head. It defaults to infinity (no cutoff), but if, say, 28800 was specified, then only sectors expiring in the next 10 days would be extended (2880 epochs in 1 day).

-## Changes 
+## Changes

 - Util for miners to extend all v1 sectors (https://github.com/filecoin-project/lotus/pull/5924)
 - Upgrade the butterfly network (https://github.com/filecoin-project/lotus/pull/5929)
@ -31,7 +238,7 @@ This release also expands the `lotus-miner sectors extend` CLI, with a new optio

 This is a patch release of Lotus that introduces small fixes to the Storage FSM.

-## Changes 
+## Changes

 - storagefsm: Fix double unlock with ready WaitDeals sectors (https://github.com/filecoin-project/lotus/pull/5783)
 - backupds: Allow larger values in write log (https://github.com/filecoin-project/lotus/pull/5776)
@ -47,7 +254,7 @@ This is an hotfix release of Lotus that fixes a critical bug introduced in v1.5.

 # 1.5.1 / 2021-03-10

-This is an optional release of Lotus that introduces an important fix to the WindowPoSt computation process. The change is to wait for some confidence before drawing beacon randomness for the proof. Without this, invalid proofs might be generated as the result of a null tipset. 
+This is an optional release of Lotus that introduces an important fix to the WindowPoSt computation process. The change is to wait for some confidence before drawing beacon randomness for the proof. Without this, invalid proofs might be generated as the result of a null tipset.

 ## Splitstore

@ -140,7 +347,7 @@ FIP-0010 introduces the ability to dispute bad Window PoSts. Node operators are
 ## Changes

 - [#5341](https://github.com/filecoin-project/lotus/pull/5341)  Add a  `LOTUS_DISABLE_V3_ACTOR_MIGRATION` envvar
-    - Setting this envvar to 1 disables the v3 actor migration, should only be used in the event of a failed migration
+  - Setting this envvar to 1 disables the v3 actor migration, should only be used in the event of a failed migration

 # 1.4.2 / 2021-02-17

@ -148,14 +355,14 @@ This is a large, and highly recommended, optional release with new features and

 - [FIP-0007 h/amt-v3](https://github.com/filecoin-project/FIPs/blob/master/FIPS/fip-0007.md) which improves the performance of the Filecoin HAMT and AMT.
 - [FIP-0010 off-chain Window PoSt Verification](https://github.com/filecoin-project/FIPs/blob/master/FIPS/fip-0010.md) which reduces the gas consumption of `SubmitWindowedPoSt` messages significantly by optimistically accepting Window PoSt proofs without verification, and allowing them to be disputed later by off-chain verifiers.
- 
+
 Note that this release does NOT set an upgrade epoch for v3 actors to take effect. That will be done in the upcoming 1.5.0 release.
- 
- ## New Features
- 
- - [#5341](https://github.com/filecoin-project/lotus/pull/5341)  Added sector termination API and CLI 
-     - Run `lotus-miner sectors terminate`
- [#5342](https://github.com/filecoin-project/lotus/pull/5342) Added CLI for using a multisig wallet as miner's owner address 
+
+## New Features
+
+- [#5341](https://github.com/filecoin-project/lotus/pull/5341)  Added sector termination API and CLI
+  - Run `lotus-miner sectors terminate`
+- [#5342](https://github.com/filecoin-project/lotus/pull/5342) Added CLI for using a multisig wallet as miner's owner address
  - See how to set it up [here](https://github.com/filecoin-project/lotus/pull/5342#issue-554009129)
 - [#5363](https://github.com/filecoin-project/lotus/pull/5363), [#5418](https://github.com/filecoin-project/lotus/pull/), [#5476](https://github.com/filecoin-project/lotus/pull/5476), [#5459](https://github.com/filecoin-project/lotus/pull/5459) Integrated [spec-actor v3](https://github.com/filecoin-pro5418ject/specs-actors/releases/tag/v3.0.0)
  - [#5472](https://github.com/filecoin-project/lotus/pull/5472) Generate actor v3 methods for pond
@ -166,7 +373,7 @@ Note that this release does NOT set an upgrade epoch for v3 actors to take effec
  - [#5411](https://github.com/filecoin-project/lotus/pull/5411) Handle batch `PublishStorageDeals` message in sealing recovery
  - [#5505](https://github.com/filecoin-project/lotus/pull/5505) Exclude expired deals from batching in `PublishStorageDeals` messages
  - Added `PublishMsgPeriod` and `MaxDealsPerPublishMsg` to miner `Dealmaking` [configuration](https://docs.filecoin.io/mine/lotus/miner-configuration/#dealmaking-section). See how they work [here](https://docs.filecoin.io/mine/lotus/miner-configuration/#publishing-several-deals-in-one-message).
-  - [#5538](https://github.com/filecoin-project/lotus/pull/5538), [#5549](https://github.com/filecoin-project/lotus/pull/5549) Added a command to list pending deals and force publish messages. 
+  - [#5538](https://github.com/filecoin-project/lotus/pull/5538), [#5549](https://github.com/filecoin-project/lotus/pull/5549) Added a command to list pending deals and force publish messages.
    - Run `lotus-miner market pending-publish`
  - [#5428](https://github.com/filecoin-project/lotus/pull/5428) Moved waiting for `PublishStorageDeals` messages' receipt from markets to lotus
 - [#5510](https://github.com/filecoin-project/lotus/pull/5510) Added `nerpanet` build option
@ -176,32 +383,32 @@ Note that this release does NOT set an upgrade epoch for v3 actors to take effec
 - [#5219](https://github.com/filecoin-project/lotus/pull/5219) Added interactive mode for lotus-wallet
 - [5529](https://github.com/filecoin-project/lotus/pull/5529) Added support for minder nodes in `lotus-shed rpc` util

- ## Bug Fixes
- 
- - [#5210](https://github.com/filecoin-project/lotus/pull/5210) Miner should not dial client on restart
- - [#5403](https://github.com/filecoin-project/lotus/pull/5403) When estimating GasLimit only apply prior messages up to the nonce
- - [#5410](https://github.com/filecoin-project/lotus/pull/510) Fix the calibnet build option
- - [#5492](https://github.com/filecoin-project/lotus/pull/5492) Fixed `has` for ipfsbstore for non-existing blocks
- - [#5361](https://github.com/filecoin-project/lotus/pull/5361) Fixed retrieval hangs when using `IpfsOnlineMode=true`
- - [#5493](https://github.com/filecoin-project/lotus/pull/5493) Fixed retrieval failure when price-per-byte is zero
- - [#5506](https://github.com/filecoin-project/lotus/pull/5506) Fixed contexts in the storage adpater
- - [#5515](https://github.com/filecoin-project/lotus/pull/5515) Properly wire up `StateReadState` on gateway API
- - [#5582](https://github.com/filecoin-project/lotus/pull/5582) Fixed error logging format strings
- - [#5614](https://github.com/filecoin-project/lotus/pull/5614) Fixed websocket reconnecting handling
+## Bug Fixes
+
+- [#5210](https://github.com/filecoin-project/lotus/pull/5210) Miner should not dial client on restart
+- [#5403](https://github.com/filecoin-project/lotus/pull/5403) When estimating GasLimit only apply prior messages up to the nonce
+- [#5410](https://github.com/filecoin-project/lotus/pull/510) Fix the calibnet build option
+- [#5492](https://github.com/filecoin-project/lotus/pull/5492) Fixed `has` for ipfsbstore for non-existing blocks
+- [#5361](https://github.com/filecoin-project/lotus/pull/5361) Fixed retrieval hangs when using `IpfsOnlineMode=true`
+- [#5493](https://github.com/filecoin-project/lotus/pull/5493) Fixed retrieval failure when price-per-byte is zero
+- [#5506](https://github.com/filecoin-project/lotus/pull/5506) Fixed contexts in the storage adpater
+- [#5515](https://github.com/filecoin-project/lotus/pull/5515) Properly wire up `StateReadState` on gateway API
+- [#5582](https://github.com/filecoin-project/lotus/pull/5582) Fixed error logging format strings
+- [#5614](https://github.com/filecoin-project/lotus/pull/5614) Fixed websocket reconnecting handling


- ## Improvements
- 
- - [#5389](https://github.com/filecoin-project/lotus/pull/5389) Show verified indicator for `./lotus-miner storage-deals list`  
+## Improvements
+
+- [#5389](https://github.com/filecoin-project/lotus/pull/5389) Show verified indicator for `./lotus-miner storage-deals list`
 - [#5229](https://github.com/filecoin-project/lotus/pull/5220) Show power for verified deals in `./lotus-miner setocr list`
 - [#5407](https://github.com/filecoin-project/lotus/pull/5407) Added explicit check of the miner address protocol
- - [#5399](https://github.com/filecoin-project/lotus/pull/5399) watchdog: increase heapprof capture threshold to 90%
- - [#5398](https://github.com/filecoin-project/lotus/pull/5398) storageadapter: Look at precommits on-chain since deal publish msg
- - [#5470](https://github.com/filecoin-project/lotus/pull/5470) Added `--no-timing` option for `./lotus state compute-state --html`
+- [#5399](https://github.com/filecoin-project/lotus/pull/5399) watchdog: increase heapprof capture threshold to 90%
+- [#5398](https://github.com/filecoin-project/lotus/pull/5398) storageadapter: Look at precommits on-chain since deal publish msg
+- [#5470](https://github.com/filecoin-project/lotus/pull/5470) Added `--no-timing` option for `./lotus state compute-state --html`
 - [#5417](https://github.com/filecoin-project/lotus/pull/5417) Storage Manager: Always unseal full sectors
 - [#5393](https://github.com/filecoin-project/lotus/pull/5393) Switched to [filecoin-ffi bls api ](https://github.com/filecoin-project/filecoin-ffi/pull/159)for bls signatures
- [#5380](https://github.com/filecoin-project/lotus/pull/5210) Refactor deals API tests 
- [#5397](https://github.com/filecoin-project/lotus/pull/5397) Fixed a flake in the sync manager edge case test 
+- [#5380](https://github.com/filecoin-project/lotus/pull/5210) Refactor deals API tests
+- [#5397](https://github.com/filecoin-project/lotus/pull/5397) Fixed a flake in the sync manager edge case test
 - [#5406](https://github.com/filecoin-project/lotus/pull/5406) Added a test to ensure a correct window post cannot be disputed
 - [#5294](https://github.com/filecoin-project/lotus/pull/5394) Added jobs to build Lotus docker image and push it to AWS ECR
 - [#5387](https://github.com/filecoin-project/lotus/pull/5387) Added network info(mainnet|calibnet) in version
@ -210,7 +417,7 @@ Note that this release does NOT set an upgrade epoch for v3 actors to take effec
 - [#5047](https://github.com/filecoin-project/lotus/pull/5047) Improved the UX for `./lotus-shed bitfield enc`
 - [#5282](https://github.com/filecoin-project/lotus/pull/5282) Snake a context through the chian blockstore creation
 - [#5350](https://github.com/filecoin-project/lotus/pull/5350) Avoid using `mp.cfg` directrly to prevent race condition
- [#5449](https://github.com/filecoin-project/lotus/pull/5449) Documented the block-header better 
+- [#5449](https://github.com/filecoin-project/lotus/pull/5449) Documented the block-header better
 - [#5404](https://github.com/filecoin-project/lotus/pull/5404) Added retrying proofs if an incorrect one is generated
 - [#4545](https://github.com/filecoin-project/lotus/pull/4545) Made state tipset usage consistent in the API
 - [#5540](https://github.com/filecoin-project/lotus/pull/5540) Removed unnecessary database reads in validation check
@ -227,14 +434,14 @@ Note that this release does NOT set an upgrade epoch for v3 actors to take effec
 - [#5592](https://github.com/filecoin-project/lotus/pull/5592) Verify FFI version before building

 ## Dependency Updates
- - [#5296](https://github.com/filecoin-project/lotus/pull/5396) Upgraded to [raulk/go-watchdog@v1.0.1](https://github.com/raulk/go-watchdog/releases/tag/v1.0.1)
- - [#5450](https://github.com/filecoin-project/lotus/pull/5450) Dependency updates
- - [#5425](https://github.com/filecoin-project/lotus/pull/5425) Fixed stale imports in testplans/lotus-soup
- - [#5535](https://github.com/filecoin-project/lotus/pull/5535) Updated to [go-fil-markets@v1.1.7](https://github.com/filecoin-project/go-fil-markets/releases/tag/v1.1.7)
- - [#5616](https://github.com/filecoin-project/lotus/pull/5600) Updated to [filecoin-ffi@b6e0b35fb49ed0fe](https://github.com/filecoin-project/filecoin-ffi/releases/tag/b6e0b35fb49ed0fe)
- - [#5599](https://github.com/filecoin-project/lotus/pull/5599) Updated to [go-bitfield@v0.2.4](https://github.com/filecoin-project/go-bitfield/releases/tag/v0.2.4)
- - [#5614](https://github.com/filecoin-project/lotus/pull/5614), , [#5621](https://github.com/filecoin-project/lotus/pull/5621) Updated to [go-jsonrpc@v0.1.3](https://github.com/filecoin-project/go-jsonrpc/releases/tag/v0.1.3)
- - [#5459](https://github.com/filecoin-project/lotus/pull/5459) Updated to [spec-actors@v3.0.1](https://github.com/filecoin-project/specs-actors/releases/tag/v3.0.1)
+- [#5296](https://github.com/filecoin-project/lotus/pull/5396) Upgraded to [raulk/go-watchdog@v1.0.1](https://github.com/raulk/go-watchdog/releases/tag/v1.0.1)
+- [#5450](https://github.com/filecoin-project/lotus/pull/5450) Dependency updates
+- [#5425](https://github.com/filecoin-project/lotus/pull/5425) Fixed stale imports in testplans/lotus-soup
+- [#5535](https://github.com/filecoin-project/lotus/pull/5535) Updated to [go-fil-markets@v1.1.7](https://github.com/filecoin-project/go-fil-markets/releases/tag/v1.1.7)
+- [#5616](https://github.com/filecoin-project/lotus/pull/5600) Updated to [filecoin-ffi@b6e0b35fb49ed0fe](https://github.com/filecoin-project/filecoin-ffi/releases/tag/b6e0b35fb49ed0fe)
+- [#5599](https://github.com/filecoin-project/lotus/pull/5599) Updated to [go-bitfield@v0.2.4](https://github.com/filecoin-project/go-bitfield/releases/tag/v0.2.4)
+- [#5614](https://github.com/filecoin-project/lotus/pull/5614), , [#5621](https://github.com/filecoin-project/lotus/pull/5621) Updated to [go-jsonrpc@v0.1.3](https://github.com/filecoin-project/go-jsonrpc/releases/tag/v0.1.3)
+- [#5459](https://github.com/filecoin-project/lotus/pull/5459) Updated to [spec-actors@v3.0.1](https://github.com/filecoin-project/specs-actors/releases/tag/v3.0.1)


 ## Network Version v10 Upgrade
@ -242,7 +449,7 @@ Note that this release does NOT set an upgrade epoch for v3 actors to take effec
 - [#5603](https://github.com/filecoin-project/lotus/pull/5603) Set nerpanet's upgrade epochs up to v3 actors
 - [#5471](https://github.com/filecoin-project/lotus/pull/5471), [#5456](https://github.com/filecoin-project/lotus/pull/5456) Set calibration net actor v3 migration epochs for testing
 - [#5434](https://github.com/filecoin-project/lotus/pull/5434) Implemented pre-migration framework
- [#5476](https://github.com/filecoin-project/lotus/pull/5477) Tune migration 
+- [#5476](https://github.com/filecoin-project/lotus/pull/5477) Tune migration

 # 1.4.1 / 2021-01-20

@ -441,9 +648,9 @@ This is an optional Lotus release that introduces various improvements to the mi
 - Error out deals that are not activated by proposed deal start epoch (https://github.com/filecoin-project/lotus/pull/5061)

 # 1.2.1 / 2020-11-20
-          
+
 This is a very small release of Lotus that fixes an issue users are experiencing when importing snapshots. There is no need to upgrade unless you experience an issue with creating a new datastore directory in the Lotus repo.
-          
+
 ## Changes

 - fix blockstore directory not created automatically (https://github.com/filecoin-project/lotus/pull/4922)
@ -463,7 +670,7 @@ The changes that break consensus are:
 - Correction of the VM circulating supply calculation (https://github.com/filecoin-project/lotus/pull/4862)
 - Retuning gas costs (https://github.com/filecoin-project/lotus/pull/4830)
 - Avoid sending messages to the zero BLS address (https://github.com/filecoin-project/lotus/pull/4888)
-                                     
+
 ## Other Changes

 - delayed pubsub subscribe for messages topic (https://github.com/filecoin-project/lotus/pull/3646)
@ -620,7 +827,7 @@ This is an optional release of Lotus that upgrades Lotus dependencies, and inclu

 This is a patch release of Lotus that builds on the fixes involving worker keys that was introduced in v1.1.1. Miners and node operators should update to this release as soon as possible in order to ensure their blocks are propagated and validated.

-## Changes 
+## Changes

 - Handle worker key changes correctly in runtime (https://github.com/filecoin-project/lotus/pull/4579)

@ -863,7 +1070,7 @@ This consensus-breaking release of Lotus upgrades the actors version to v2.0.0.
 - Fix pond (https://github.com/filecoin-project/lotus/pull/4203)
 - allow manual setting of noncefix fee cap (https://github.com/filecoin-project/lotus/pull/4205)
 - implement command to get execution traces of any message (https://github.com/filecoin-project/lotus/pull/4200)
- conformance: minor driver refactors (https://github.com/filecoin-project/lotus/pull/4211) 
+- conformance: minor driver refactors (https://github.com/filecoin-project/lotus/pull/4211)
 - lotus-pcr: ignore all other messages (https://github.com/filecoin-project/lotus/pull/4218)
 - lotus-pcr: zero refund (https://github.com/filecoin-project/lotus/pull/4229)

@ -890,7 +1097,7 @@ We are grateful for every contribution!

 This optional release of Lotus introduces a new version of markets which switches to CBOR-map encodings, and allows datastore migrations. The release also introduces several improvements to the mining process, a few performance optimizations, and a battery of UX additions and enhancements.

-## Changes 
+## Changes

 #### Dependencies

@ -961,7 +1168,7 @@ This consensus-breaking release of Lotus introduces an upgrade to the network. T

 This release also updates go-fil-markets to fix an incompatibility issue between v0.7.2 and earlier versions.

-## Changes 
+## Changes

 #### Dependencies

@ -1050,7 +1257,7 @@ This optional release of Lotus introduces some critical fixes to the window PoSt

 ## Changes

-#### Some notable improvements: 
+#### Some notable improvements:

 - Correctly construct params for `SubmitWindowedPoSt` messages (https://github.com/filecoin-project/lotus/pull/3909)
 - Skip sectors correctly for Window PoSt (https://github.com/filecoin-project/lotus/pull/3839)
@ -1086,7 +1293,7 @@ This consensus-breaking release of Lotus is designed to test a network upgrade o
 - Drand upgrade (https://github.com/filecoin-project/lotus/pull/3670)
 - Multisig API additions (https://github.com/filecoin-project/lotus/pull/3590)

-#### Storage Miner 
+#### Storage Miner

 - Increase the number of times precommit2 is attempted before moving back to precommit1 (https://github.com/filecoin-project/lotus/pull/3720)

@ -1129,7 +1336,7 @@ This release introduces some critical fixes to message selection and gas estimat

 ## Changes

-#### Messagepool 
+#### Messagepool

 - Warn when optimal selection fails to pack a block and we fall back to random selection (https://github.com/filecoin-project/lotus/pull/3708)
 - Add basic command for printing gas performance of messages in the mpool (https://github.com/filecoin-project/lotus/pull/3701)
@ -1199,7 +1406,7 @@ This release also introduces many improvements to Lotus! Among them are a new ve
 - Add additional info about gas premium (https://github.com/filecoin-project/lotus/pull/3578)
 - Fix GasPremium capping logic  (https://github.com/filecoin-project/lotus/pull/3552)

-#### Payment channels 
+#### Payment channels

 - Get available funds by address or by from/to (https://github.com/filecoin-project/lotus/pull/3547)
 - Create `lotus paych status` command (https://github.com/filecoin-project/lotus/pull/3523)
@ -1249,7 +1456,7 @@ This patch includes a crucial fix to the message pool selection logic, strongly

 This patch includes a hotfix to the `GasEstimateFeeCap` method, capping the estimated fee to a reasonable level by default.

-## Changes 
+## Changes

 - Added target height to sync wait (https://github.com/filecoin-project/lotus/pull/3502)
 - Disable codecov annotations (https://github.com/filecoin-project/lotus/pull/3514)
@ -1279,7 +1486,7 @@ This patch includes some bugfixes to the sector sealing process, and updates go-

 # 0.5.7 / 2020-08-31

-This patch release includes some bugfixes and enhancements to the sector lifecycle and message pool logic. 
+This patch release includes some bugfixes and enhancements to the sector lifecycle and message pool logic.

 ## Changes

@ -1299,7 +1506,7 @@ Hotfix release that fixes a panic in the sealing scheduler (https://github.com/f
 # 0.5.5

 This patch release introduces a large number of improvements to the sealing process.
-It also updates go-fil-markets to 
+It also updates go-fil-markets to
 [version 0.5.8](https://github.com/filecoin-project/go-fil-markets/releases/tag/v0.5.8),
 and go-libp2p-pubsub to [v0.3.5](https://github.com/libp2p/go-libp2p-pubsub/releases/tag/v0.3.5).

@ -1312,16 +1519,16 @@ and go-libp2p-pubsub to [v0.3.5](https://github.com/libp2p/go-libp2p-pubsub/rele

 - The following improvements were introduced in https://github.com/filecoin-project/lotus/pull/3350.

-    - Allow `lotus-miner sectors remove` to remove a sector in any state.
-    - Create a separate state in the storage FSM dedicated to submitting the Commit message.
-    - Recovery for when the Deal IDs of deals in a sector get changed in a reorg.
-    - Auto-retry sending Precommit and Commit messages if they run out of gas
-    - Auto-retry sector remove tasks when they fail
-    - Compact worker windows, and allow their tasks to be executed in any order
+  - Allow `lotus-miner sectors remove` to remove a sector in any state.
+  - Create a separate state in the storage FSM dedicated to submitting the Commit message.
+  - Recovery for when the Deal IDs of deals in a sector get changed in a reorg.
+  - Auto-retry sending Precommit and Commit messages if they run out of gas
+  - Auto-retry sector remove tasks when they fail
+  - Compact worker windows, and allow their tasks to be executed in any order

 - Don't simply skip PoSt for bad sectors (https://github.com/filecoin-project/lotus/pull/3323)

-#### Message Pool 
+#### Message Pool

 - Spam Protection: Track required funds for pending messages (https://github.com/filecoin-project/lotus/pull/3313)

@ -1346,7 +1553,7 @@ A patch release, containing a few nice bugfixes and improvements:

 # 0.5.3

-Yet another hotfix release. 
+Yet another hotfix release.
 A lesson for readers, having people who have been awake for 12+ hours review
 your hotfix PR is not a good idea. Find someone who has enough slept recently
 enough to give you good code review, otherwise you'll end up quickly bumping
@ -1365,9 +1572,9 @@ This is a hotfix release.

 # 0.5.1 / 2020-08-24

-The Space Race release! 
+The Space Race release!
 This release contains the genesis car file and bootstrap peers for the space
-race network. 
+race network.

 Additionally, we included two small fixes to genesis creation:
 - Randomize ticket value in genesis generation
@ -1385,9 +1592,9 @@ Among the highlights included in this release are:

 - Gas changes: We implemented EIP-1559 and introduced real gas values.
 - Deal-making: We now support "Committed Capacity" sectors, "fast-retrieval" deals,
-and the packing of multiple deals into a single sector.
+  and the packing of multiple deals into a single sector.
 - Renamed features: We renamed some of the binaries, environment variables, and default
-paths associated with a Lotus node.
+  paths associated with a Lotus node.

 ### Gas changes

@ -1395,19 +1602,19 @@ We made some significant changes to the mechanics of gas in this release.

 #### Network fee

-We implemented something similar to 
+We implemented something similar to
 [Ethereum's EIP-1559](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-1559.md).
 The `Message` structure had three changes:
 - The `GasPrice` field has been removed
 - A new `GasFeeCap` field has been added, which controls the maximum cost
-the sender incurs for the message
+  the sender incurs for the message
 - A new `GasPremium` field has been added, which controls the reward a miner
-earns for including the message
+  earns for including the message

-A sender will never be charged more than `GasFeeCap * GasLimit`. 
+A sender will never be charged more than `GasFeeCap * GasLimit`.
 A miner will typically earn `GasPremium * GasLimit` as a reward.

-The `Blockheader` structure has one new field, called `ParentBaseFee`. 
+The `Blockheader` structure has one new field, called `ParentBaseFee`.
 Informally speaking,the `ParentBaseFee`
 is increased when blocks are densely packed with messages, and decreased otherwise.

--- a/11
+++ b/11
@ -303,17 +303,10 @@ clean-services: clean-all-services

 buildall: $(BINS)

-completions:
-	./scripts/make-completions.sh lotus
-	./scripts/make-completions.sh lotus-miner
-.PHONY: completions
-
 install-completions:
 	mkdir -p /usr/share/bash-completion/completions /usr/local/share/zsh/site-functions/
 	install -C ./scripts/bash-completion/lotus /usr/share/bash-completion/completions/lotus
-	install -C ./scripts/bash-completion/lotus-miner /usr/share/bash-completion/completions/lotus-miner
 	install -C ./scripts/zsh-completion/lotus /usr/local/share/zsh/site-functions/_lotus
-	install -C ./scripts/zsh-completion/lotus-miner /usr/local/share/zsh/site-functions/_lotus-miner

 clean:
 	rm -rf $(CLEAN) $(BINS)
@ -375,6 +368,10 @@ gen: actors-gen type-gen method-gen docsgen api-gen
 	@echo ">>> IF YOU'VE MODIFIED THE CLI, REMEMBER TO ALSO MAKE docsgen-cli"
 .PHONY: gen

+snap: lotus lotus-miner lotus-worker
+	snapcraft
+	# snapcraft upload ./lotus_*.snap
+
 # separate from gen because it needs binaries
 docsgen-cli: lotus lotus-miner lotus-worker
 	python ./scripts/generate-lotus-cli.py
--- a/api/api_full.go
+++ b/api/api_full.go
@ -323,6 +323,8 @@ type FullNode interface {
 	ClientRemoveImport(ctx context.Context, importID multistore.StoreID) error //perm:admin
 	// ClientStartDeal proposes a deal with a miner.
 	ClientStartDeal(ctx context.Context, params *StartDealParams) (*cid.Cid, error) //perm:admin
+	// ClientStatelessDeal fire-and-forget-proposes an offline deal to a miner without subsequent tracking.
+	ClientStatelessDeal(ctx context.Context, params *StartDealParams) (*cid.Cid, error) //perm:write
 	// ClientGetDealInfo returns the latest information about a given deal.
 	ClientGetDealInfo(context.Context, cid.Cid) (*DealInfo, error) //perm:read
 	// ClientListDeals returns information about the deals made by the local client.
--- a/api/mocks/mock_full.go
+++ b/api/mocks/mock_full.go
@ -771,6 +771,21 @@ func (mr *MockFullNodeMockRecorder) ClientStartDeal(arg0, arg1 interface{}) *gom
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ClientStartDeal", reflect.TypeOf((*MockFullNode)(nil).ClientStartDeal), arg0, arg1)
 }

+// ClientStatelessDeal mocks base method
+func (m *MockFullNode) ClientStatelessDeal(arg0 context.Context, arg1 *api.StartDealParams) (*cid.Cid, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ClientStatelessDeal", arg0, arg1)
+	ret0, _ := ret[0].(*cid.Cid)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// ClientStatelessDeal indicates an expected call of ClientStatelessDeal
+func (mr *MockFullNodeMockRecorder) ClientStatelessDeal(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ClientStatelessDeal", reflect.TypeOf((*MockFullNode)(nil).ClientStatelessDeal), arg0, arg1)
+}
+
 // Closing mocks base method
 func (m *MockFullNode) Closing(arg0 context.Context) (<-chan struct{}, error) {
 	m.ctrl.T.Helper()
--- a/api/proxy_gen.go
+++ b/api/proxy_gen.go
@ -205,6 +205,8 @@ type FullNodeStruct struct {

 		ClientStartDeal func(p0 context.Context, p1 *StartDealParams) (*cid.Cid, error) `perm:"admin"`

+		ClientStatelessDeal func(p0 context.Context, p1 *StartDealParams) (*cid.Cid, error) `perm:"write"`
+
 		CreateBackup func(p0 context.Context, p1 string) error `perm:"admin"`

 		GasEstimateFeeCap func(p0 context.Context, p1 *types.Message, p2 int64, p3 types.TipSetKey) (types.BigInt, error) `perm:"read"`
@ -1399,6 +1401,14 @@ func (s *FullNodeStub) ClientStartDeal(p0 context.Context, p1 *StartDealParams)
 	return nil, xerrors.New("method not supported")
 }

+func (s *FullNodeStruct) ClientStatelessDeal(p0 context.Context, p1 *StartDealParams) (*cid.Cid, error) {
+	return s.Internal.ClientStatelessDeal(p0, p1)
+}
+
+func (s *FullNodeStub) ClientStatelessDeal(p0 context.Context, p1 *StartDealParams) (*cid.Cid, error) {
+	return nil, xerrors.New("method not supported")
+}
+
 func (s *FullNodeStruct) CreateBackup(p0 context.Context, p1 string) error {
 	return s.Internal.CreateBackup(p0, p1)
 }
--- a/api/v0api/full.go
+++ b/api/v0api/full.go
@ -304,6 +304,8 @@ type FullNode interface {
 	ClientRemoveImport(ctx context.Context, importID multistore.StoreID) error //perm:admin
 	// ClientStartDeal proposes a deal with a miner.
 	ClientStartDeal(ctx context.Context, params *api.StartDealParams) (*cid.Cid, error) //perm:admin
+	// ClientStatelessDeal fire-and-forget-proposes an offline deal to a miner without subsequent tracking.
+	ClientStatelessDeal(ctx context.Context, params *api.StartDealParams) (*cid.Cid, error) //perm:write
 	// ClientGetDealInfo returns the latest information about a given deal.
 	ClientGetDealInfo(context.Context, cid.Cid) (*api.DealInfo, error) //perm:read
 	// ClientListDeals returns information about the deals made by the local client.
--- a/api/v0api/proxy_gen.go
+++ b/api/v0api/proxy_gen.go
@ -123,6 +123,8 @@ type FullNodeStruct struct {

 		ClientStartDeal func(p0 context.Context, p1 *api.StartDealParams) (*cid.Cid, error) `perm:"admin"`

+		ClientStatelessDeal func(p0 context.Context, p1 *api.StartDealParams) (*cid.Cid, error) `perm:"write"`
+
 		CreateBackup func(p0 context.Context, p1 string) error `perm:"admin"`

 		GasEstimateFeeCap func(p0 context.Context, p1 *types.Message, p2 int64, p3 types.TipSetKey) (types.BigInt, error) `perm:"read"`
@ -818,6 +820,14 @@ func (s *FullNodeStub) ClientStartDeal(p0 context.Context, p1 *api.StartDealPara
 	return nil, xerrors.New("method not supported")
 }

+func (s *FullNodeStruct) ClientStatelessDeal(p0 context.Context, p1 *api.StartDealParams) (*cid.Cid, error) {
+	return s.Internal.ClientStatelessDeal(p0, p1)
+}
+
+func (s *FullNodeStub) ClientStatelessDeal(p0 context.Context, p1 *api.StartDealParams) (*cid.Cid, error) {
+	return nil, xerrors.New("method not supported")
+}
+
 func (s *FullNodeStruct) CreateBackup(p0 context.Context, p1 string) error {
 	return s.Internal.CreateBackup(p0, p1)
 }
--- a/api/v0api/v0mocks/mock_full.go
+++ b/api/v0api/v0mocks/mock_full.go
@ -771,6 +771,21 @@ func (mr *MockFullNodeMockRecorder) ClientStartDeal(arg0, arg1 interface{}) *gom
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ClientStartDeal", reflect.TypeOf((*MockFullNode)(nil).ClientStartDeal), arg0, arg1)
 }

+// ClientStatelessDeal mocks base method
+func (m *MockFullNode) ClientStatelessDeal(arg0 context.Context, arg1 *api.StartDealParams) (*cid.Cid, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ClientStatelessDeal", arg0, arg1)
+	ret0, _ := ret[0].(*cid.Cid)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// ClientStatelessDeal indicates an expected call of ClientStatelessDeal
+func (mr *MockFullNodeMockRecorder) ClientStatelessDeal(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ClientStatelessDeal", reflect.TypeOf((*MockFullNode)(nil).ClientStatelessDeal), arg0, arg1)
+}
+
 // Closing mocks base method
 func (m *MockFullNode) Closing(arg0 context.Context) (<-chan struct{}, error) {
 	m.ctrl.T.Helper()
--- a/build/openrpc/full.json.gz
+++ b/build/openrpc/full.json.gz
--- a/build/openrpc/miner.json.gz
+++ b/build/openrpc/miner.json.gz
--- a/build/openrpc/worker.json.gz
+++ b/build/openrpc/worker.json.gz
--- a/build/params_2k.go
+++ b/build/params_2k.go
@ -24,27 +24,27 @@ var UpgradeIgnitionHeight = abi.ChainEpoch(-2)
 var UpgradeRefuelHeight = abi.ChainEpoch(-3)
 var UpgradeTapeHeight = abi.ChainEpoch(-4)

-var UpgradeActorsV2Height = abi.ChainEpoch(10)
-var UpgradeLiftoffHeight = abi.ChainEpoch(-5)
+var UpgradeActorsV2Height = abi.ChainEpoch(-5)
+var UpgradeLiftoffHeight = abi.ChainEpoch(-6)

-var UpgradeKumquatHeight = abi.ChainEpoch(15)
-var UpgradeCalicoHeight = abi.ChainEpoch(20)
-var UpgradePersianHeight = abi.ChainEpoch(25)
-var UpgradeOrangeHeight = abi.ChainEpoch(27)
-var UpgradeClausHeight = abi.ChainEpoch(30)
+var UpgradeKumquatHeight = abi.ChainEpoch(-7)
+var UpgradeCalicoHeight = abi.ChainEpoch(-8)
+var UpgradePersianHeight = abi.ChainEpoch(-9)
+var UpgradeOrangeHeight = abi.ChainEpoch(-10)
+var UpgradeClausHeight = abi.ChainEpoch(-11)

-var UpgradeActorsV3Height = abi.ChainEpoch(35)
+var UpgradeActorsV3Height = abi.ChainEpoch(-12)

-var UpgradeNorwegianHeight = abi.ChainEpoch(40)
+var UpgradeNorwegianHeight = abi.ChainEpoch(-13)

-var UpgradeActorsV4Height = abi.ChainEpoch(45)
+var UpgradeActorsV4Height = abi.ChainEpoch(-14)

 var DrandSchedule = map[abi.ChainEpoch]DrandEnum{
 	0: DrandMainnet,
 }

 func init() {
-	policy.SetSupportedProofTypes(abi.RegisteredSealProof_StackedDrg2KiBV1)
+	policy.SetSupportedProofTypes(abi.RegisteredSealProof_StackedDrg2KiBV1, abi.RegisteredSealProof_StackedDrg8MiBV1)
 	policy.SetConsensusMinerMinPower(abi.NewStoragePower(2048))
 	policy.SetMinVerifiedDealSize(abi.NewStoragePower(256))
 	policy.SetPreCommitChallengeDelay(abi.ChainEpoch(10))
--- a/build/params_mainnet.go
+++ b/build/params_mainnet.go
@ -8,12 +8,10 @@
 package build

 import (
-	"math"
 	"os"

 	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-state-types/abi"
-	"github.com/filecoin-project/lotus/chain/actors/policy"
 	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
 )

@ -54,29 +52,19 @@ const UpgradeOrangeHeight = 336458
 const UpgradeClausHeight = 343200

 // 2021-03-04T00:00:30Z
-var UpgradeActorsV3Height = abi.ChainEpoch(550321)
+const UpgradeActorsV3Height = 550321

 // 2021-04-12T22:00:00Z
 const UpgradeNorwegianHeight = 665280

 // 2021-04-29T06:00:00Z
-var UpgradeActorsV4Height = abi.ChainEpoch(712320)
+const UpgradeActorsV4Height = 712320

 func init() {
-	policy.SetConsensusMinerMinPower(abi.NewStoragePower(10 << 40))
-
 	if os.Getenv("LOTUS_USE_TEST_ADDRESSES") != "1" {
 		SetAddressNetwork(address.Mainnet)
 	}

-	if os.Getenv("LOTUS_DISABLE_V3_ACTOR_MIGRATION") == "1" {
-		UpgradeActorsV3Height = math.MaxInt64
-	}
-
-	if os.Getenv("LOTUS_DISABLE_V4_ACTOR_MIGRATION") == "1" {
-		UpgradeActorsV4Height = math.MaxInt64
-	}
-
 	Devnet = false

 	BuildType = BuildMainnet
--- a/build/params_shared_vals.go
+++ b/build/params_shared_vals.go
@ -25,7 +25,7 @@ const UnixfsLinksPerLevel = 1024
 // Consensus / Network

 const AllowableClockDriftSecs = uint64(1)
-const NewestNetworkVersion = network.Version11
+const NewestNetworkVersion = network.Version12
 const ActorUpgradeNetworkVersion = network.Version4

 // Epochs
--- a/chain/actors/adt/temp
+++ b/chain/actors/adt/temp
--- a/chain/actors/aerrors/temp
+++ b/chain/actors/aerrors/temp
--- a/chain/actors/agen/main.go
+++ b/chain/actors/agen/main.go
@ -6,33 +6,26 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
+	"strconv"
 	"text/template"

+	lotusactors "github.com/filecoin-project/lotus/chain/actors"
+
 	"golang.org/x/xerrors"
 )

-var latestVersion = 4
-
-var versions = []int{0, 2, 3, latestVersion}
-
-var versionImports = map[int]string{
-	0:             "/",
-	2:             "/v2/",
-	3:             "/v3/",
-	latestVersion: "/v4/",
-}
-
 var actors = map[string][]int{
-	"account":  versions,
-	"cron":     versions,
-	"init":     versions,
-	"market":   versions,
-	"miner":    versions,
-	"multisig": versions,
-	"paych":    versions,
-	"power":    versions,
-	"reward":   versions,
-	"verifreg": versions,
+	"account":  lotusactors.Versions,
+	"cron":     lotusactors.Versions,
+	"init":     lotusactors.Versions,
+	"market":   lotusactors.Versions,
+	"miner":    lotusactors.Versions,
+	"multisig": lotusactors.Versions,
+	"paych":    lotusactors.Versions,
+	"power":    lotusactors.Versions,
+	"system":   lotusactors.Versions,
+	"reward":   lotusactors.Versions,
+	"verifreg": lotusactors.Versions,
 }

 func main() {
@ -71,14 +64,14 @@ func generateAdapters() error {
 			}

 			tpl := template.Must(template.New("").Funcs(template.FuncMap{
-				"import": func(v int) string { return versionImports[v] },
+				"import": func(v int) string { return getVersionImports()[v] },
 			}).Parse(string(af)))

 			var b bytes.Buffer

 			err = tpl.Execute(&b, map[string]interface{}{
 				"versions":      versions,
-				"latestVersion": latestVersion,
+				"latestVersion": lotusactors.LatestVersion,
 			})
 			if err != nil {
 				return err
@ -103,14 +96,14 @@ func generateState(actDir string) error {
 		return xerrors.Errorf("loading state adapter template: %w", err)
 	}

-	for _, version := range versions {
+	for _, version := range lotusactors.Versions {
 		tpl := template.Must(template.New("").Funcs(template.FuncMap{}).Parse(string(af)))

 		var b bytes.Buffer

 		err := tpl.Execute(&b, map[string]interface{}{
 			"v":      version,
-			"import": versionImports[version],
+			"import": getVersionImports()[version],
 		})
 		if err != nil {
 			return err
@ -134,14 +127,14 @@ func generateMessages(actDir string) error {
 		return xerrors.Errorf("loading message adapter template: %w", err)
 	}

-	for _, version := range versions {
+	for _, version := range lotusactors.Versions {
 		tpl := template.Must(template.New("").Funcs(template.FuncMap{}).Parse(string(af)))

 		var b bytes.Buffer

 		err := tpl.Execute(&b, map[string]interface{}{
 			"v":      version,
-			"import": versionImports[version],
+			"import": getVersionImports()[version],
 		})
 		if err != nil {
 			return err
@ -167,13 +160,13 @@ func generatePolicy(policyPath string) error {
 	}

 	tpl := template.Must(template.New("").Funcs(template.FuncMap{
-		"import": func(v int) string { return versionImports[v] },
+		"import": func(v int) string { return getVersionImports()[v] },
 	}).Parse(string(pf)))
 	var b bytes.Buffer

 	err = tpl.Execute(&b, map[string]interface{}{
-		"versions":      versions,
-		"latestVersion": latestVersion,
+		"versions":      lotusactors.Versions,
+		"latestVersion": lotusactors.LatestVersion,
 	})
 	if err != nil {
 		return err
@ -198,13 +191,13 @@ func generateBuiltin(builtinPath string) error {
 	}

 	tpl := template.Must(template.New("").Funcs(template.FuncMap{
-		"import": func(v int) string { return versionImports[v] },
+		"import": func(v int) string { return getVersionImports()[v] },
 	}).Parse(string(bf)))
 	var b bytes.Buffer

 	err = tpl.Execute(&b, map[string]interface{}{
-		"versions":      versions,
-		"latestVersion": latestVersion,
+		"versions":      lotusactors.Versions,
+		"latestVersion": lotusactors.LatestVersion,
 	})
 	if err != nil {
 		return err
@ -216,3 +209,16 @@ func generateBuiltin(builtinPath string) error {

 	return nil
 }
+
+func getVersionImports() map[int]string {
+	versionImports := make(map[int]string, lotusactors.LatestVersion)
+	for _, v := range lotusactors.Versions {
+		if v == 0 {
+			versionImports[v] = "/"
+		} else {
+			versionImports[v] = "/v" + strconv.Itoa(v) + "/"
+		}
+	}
+
+	return versionImports
+}
--- a/chain/actors/agen/temp
+++ b/chain/actors/agen/temp
--- a/chain/actors/builtin/account/account.go
+++ b/chain/actors/builtin/account/account.go
@ -1,6 +1,7 @@
 package account

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -60,8 +61,48 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, addr address.Address) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, addr)
+
+	case actors.Version2:
+		return make2(store, addr)
+
+	case actors.Version3:
+		return make3(store, addr)
+
+	case actors.Version4:
+		return make4(store, addr)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.AccountActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.AccountActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.AccountActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.AccountActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

 	PubkeyAddress() (address.Address, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/account/actor.go.template
+++ b/chain/actors/builtin/account/actor.go.template
@ -1,6 +1,7 @@
 package account

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -34,8 +35,30 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, addr address.Address) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, addr)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.AccountActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

 	PubkeyAddress() (address.Address, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/account/state.go.template
+++ b/chain/actors/builtin/account/state.go.template
@ -20,6 +20,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, addr address.Address) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = account{{.v}}.State{Address:addr}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	account{{.v}}.State
 	store adt.Store
@ -28,3 +34,7 @@ type state{{.v}} struct {
 func (s *state{{.v}}) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/temp
+++ b/chain/actors/builtin/account/temp
--- a/chain/actors/builtin/account/v0.go
+++ b/chain/actors/builtin/account/v0.go
@ -20,6 +20,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, addr address.Address) (State, error) {
+	out := state0{store: store}
+	out.State = account0.State{Address: addr}
+	return &out, nil
+}
+
 type state0 struct {
 	account0.State
 	store adt.Store
@ -28,3 +34,7 @@ type state0 struct {
 func (s *state0) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v2.go
+++ b/chain/actors/builtin/account/v2.go
@ -20,6 +20,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, addr address.Address) (State, error) {
+	out := state2{store: store}
+	out.State = account2.State{Address: addr}
+	return &out, nil
+}
+
 type state2 struct {
 	account2.State
 	store adt.Store
@ -28,3 +34,7 @@ type state2 struct {
 func (s *state2) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v3.go
+++ b/chain/actors/builtin/account/v3.go
@ -20,6 +20,12 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, addr address.Address) (State, error) {
+	out := state3{store: store}
+	out.State = account3.State{Address: addr}
+	return &out, nil
+}
+
 type state3 struct {
 	account3.State
 	store adt.Store
@ -28,3 +34,7 @@ type state3 struct {
 func (s *state3) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/account/v4.go
+++ b/chain/actors/builtin/account/v4.go
@ -20,6 +20,12 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, addr address.Address) (State, error) {
+	out := state4{store: store}
+	out.State = account4.State{Address: addr}
+	return &out, nil
+}
+
 type state4 struct {
 	account4.State
 	store adt.Store
@ -28,3 +34,7 @@ type state4 struct {
 func (s *state4) PubkeyAddress() (address.Address, error) {
 	return s.Address, nil
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/builtin.go.template
+++ b/chain/actors/builtin/builtin.go.template
@ -6,9 +6,9 @@ import (
 	"golang.org/x/xerrors"

 	{{range .versions}}
-        builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"
-        smoothing{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/util/smoothing"
-    {{end}}
+		builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"
+		smoothing{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/util/smoothing"
+	{{end}}

 	"github.com/filecoin-project/go-state-types/abi"
 	"github.com/filecoin-project/go-state-types/cbor"
@ -17,7 +17,7 @@ import (
 	"github.com/filecoin-project/lotus/chain/types"

 	miner{{.latestVersion}} "github.com/filecoin-project/specs-actors{{import .latestVersion}}actors/builtin/miner"
-	proof{{.latestVersion}}  "github.com/filecoin-project/specs-actors{{import .latestVersion}}actors/runtime/proof"
+	proof{{.latestVersion}}	 "github.com/filecoin-project/specs-actors{{import .latestVersion}}actors/runtime/proof"
 )

 var SystemActorAddr = builtin{{.latestVersion}}.SystemActorAddr
@ -33,12 +33,12 @@ var (

 const (
 	EpochDurationSeconds = builtin{{.latestVersion}}.EpochDurationSeconds
-	EpochsInDay          = builtin{{.latestVersion}}.EpochsInDay
-	SecondsInDay         = builtin{{.latestVersion}}.SecondsInDay
+	EpochsInDay			 = builtin{{.latestVersion}}.EpochsInDay
+	SecondsInDay		 = builtin{{.latestVersion}}.SecondsInDay
 )

 const (
-	MethodSend        = builtin{{.latestVersion}}.MethodSend
+	MethodSend		  = builtin{{.latestVersion}}.MethodSend
 	MethodConstructor = builtin{{.latestVersion}}.MethodConstructor
 )

@ -53,13 +53,13 @@ func QAPowerForWeight(size abi.SectorSize, duration abi.ChainEpoch, dealWeight,
 }

 {{range .versions}}
-    func FromV{{.}}FilterEstimate(v{{.}} smoothing{{.}}.FilterEstimate) FilterEstimate {
+	func FromV{{.}}FilterEstimate(v{{.}} smoothing{{.}}.FilterEstimate) FilterEstimate {
 	{{if (eq . 0)}}
-	    return (FilterEstimate)(v{{.}}) //nolint:unconvert
-    {{else}}
-        return (FilterEstimate)(v{{.}})
-    {{end}}
-    }
+		return (FilterEstimate)(v{{.}}) //nolint:unconvert
+	{{else}}
+		return (FilterEstimate)(v{{.}})
+	{{end}}
+	}
 {{end}}

 type ActorStateLoader func(store adt.Store, root cid.Cid) (cbor.Marshaler, error)
@ -80,58 +80,58 @@ func Load(store adt.Store, act *types.Actor) (cbor.Marshaler, error) {

 func ActorNameByCode(c cid.Cid) string {
 	switch {
-        {{range .versions}}
-            case builtin{{.}}.IsBuiltinActor(c):
-            return builtin{{.}}.ActorNameByCode(c)
-        {{end}}
+		{{range .versions}}
+			case builtin{{.}}.IsBuiltinActor(c):
+			return builtin{{.}}.ActorNameByCode(c)
+		{{end}}
 	default:
 		return "<unknown>"
 	}
 }

 func IsBuiltinActor(c cid.Cid) bool {
-    {{range .versions}}
-        if builtin{{.}}.IsBuiltinActor(c) {
-            return true
-        }
-    {{end}}
-    return false
+	{{range .versions}}
+		if builtin{{.}}.IsBuiltinActor(c) {
+			return true
+		}
+	{{end}}
+	return false
 }

 func IsAccountActor(c cid.Cid) bool {
-    {{range .versions}}
-        if c == builtin{{.}}.AccountActorCodeID {
-            return true
-        }
-    {{end}}
-    return false
+	{{range .versions}}
+		if c == builtin{{.}}.AccountActorCodeID {
+			return true
+		}
+	{{end}}
+	return false
 }

 func IsStorageMinerActor(c cid.Cid) bool {
-    {{range .versions}}
-        if c == builtin{{.}}.StorageMinerActorCodeID {
-            return true
-        }
-    {{end}}
-    return false
+	{{range .versions}}
+		if c == builtin{{.}}.StorageMinerActorCodeID {
+			return true
+		}
+	{{end}}
+	return false
 }

 func IsMultisigActor(c cid.Cid) bool {
-    {{range .versions}}
-        if c == builtin{{.}}.MultisigActorCodeID {
-            return true
-        }
-    {{end}}
-    return false
+	{{range .versions}}
+		if c == builtin{{.}}.MultisigActorCodeID {
+			return true
+		}
+	{{end}}
+	return false
 }

 func IsPaymentChannelActor(c cid.Cid) bool {
-    {{range .versions}}
-        if c == builtin{{.}}.PaymentChannelActorCodeID {
-            return true
-        }
-    {{end}}
-    return false
+	{{range .versions}}
+		if c == builtin{{.}}.PaymentChannelActorCodeID {
+			return true
+		}
+	{{end}}
+	return false
 }

 func makeAddress(addr string) address.Address {
--- a/chain/actors/builtin/cron/actor.go.template
+++ b/chain/actors/builtin/cron/actor.go.template
@ -1,10 +1,42 @@
 package cron

 import (
-	builtin{{.latestVersion}} "github.com/filecoin-project/specs-actors{{import .latestVersion}}actors/builtin"
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"golang.org/x/xerrors"
+	"github.com/ipfs/go-cid"
+{{range .versions}}
+	builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"
+{{end}}
 )

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.CronActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 var (
 	Address = builtin{{.latestVersion}}.CronActorAddr
 	Methods = builtin{{.latestVersion}}.MethodsCron
 )
+
+
+type State interface {
+	GetState() interface{}
+}
--- a/chain/actors/builtin/cron/cron.go
+++ b/chain/actors/builtin/cron/cron.go
@ -1,10 +1,64 @@
 package cron

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/ipfs/go-cid"
+	"golang.org/x/xerrors"
+
+	builtin0 "github.com/filecoin-project/specs-actors/actors/builtin"
+
+	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
+
+	builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"
+
 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
 )

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.CronActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.CronActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.CronActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.CronActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 var (
 	Address = builtin4.CronActorAddr
 	Methods = builtin4.MethodsCron
 )
+
+type State interface {
+	GetState() interface{}
+}
--- a/chain/actors/builtin/cron/state.go.template
+++ b/chain/actors/builtin/cron/state.go.template
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin/cron"
+)
+
+var _ State = (*state{{.v}})(nil)
+
+func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
+	out := state{{.v}}{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = *cron{{.v}}.ConstructState(cron{{.v}}.BuiltInEntries())
+	return &out, nil
+}
+
+type state{{.v}} struct {
+	cron{{.v}}.State
+	store adt.Store
+}
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/temp
+++ b/chain/actors/builtin/cron/temp
--- a/chain/actors/builtin/cron/v0.go
+++ b/chain/actors/builtin/cron/v0.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron0 "github.com/filecoin-project/specs-actors/actors/builtin/cron"
+)
+
+var _ State = (*state0)(nil)
+
+func load0(store adt.Store, root cid.Cid) (State, error) {
+	out := state0{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+	out.State = *cron0.ConstructState(cron0.BuiltInEntries())
+	return &out, nil
+}
+
+type state0 struct {
+	cron0.State
+	store adt.Store
+}
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v2.go
+++ b/chain/actors/builtin/cron/v2.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/cron"
+)
+
+var _ State = (*state2)(nil)
+
+func load2(store adt.Store, root cid.Cid) (State, error) {
+	out := state2{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+	out.State = *cron2.ConstructState(cron2.BuiltInEntries())
+	return &out, nil
+}
+
+type state2 struct {
+	cron2.State
+	store adt.Store
+}
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v3.go
+++ b/chain/actors/builtin/cron/v3.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron3 "github.com/filecoin-project/specs-actors/v3/actors/builtin/cron"
+)
+
+var _ State = (*state3)(nil)
+
+func load3(store adt.Store, root cid.Cid) (State, error) {
+	out := state3{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+	out.State = *cron3.ConstructState(cron3.BuiltInEntries())
+	return &out, nil
+}
+
+type state3 struct {
+	cron3.State
+	store adt.Store
+}
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/cron/v4.go
+++ b/chain/actors/builtin/cron/v4.go
@ -0,0 +1,35 @@
+package cron
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	cron4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/cron"
+)
+
+var _ State = (*state4)(nil)
+
+func load4(store adt.Store, root cid.Cid) (State, error) {
+	out := state4{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+	out.State = *cron4.ConstructState(cron4.BuiltInEntries())
+	return &out, nil
+}
+
+type state4 struct {
+	cron4.State
+	store adt.Store
+}
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/init/actor.go.template
+++ b/chain/actors/builtin/init/actor.go.template
@ -1,6 +1,7 @@
 package init

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -39,6 +40,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, networkName string) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, networkName)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.InitActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -56,5 +78,12 @@ type State interface {
 	// Sets the network's name. This should only be used on upgrade/fork.
 	SetNetworkName(name string) error

-	addressMap() (adt.Map, error)
+	// Sets the next ID for the init actor. This should only be used for testing.
+	SetNextID(id abi.ActorID) error
+
+	// Sets the address map for the init actor. This should only be used for testing.
+	SetAddressMap(mcid cid.Cid) error
+
+	AddressMap() (adt.Map, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/init/diff.go
+++ b/chain/actors/builtin/init/diff.go
@ -11,12 +11,12 @@ import (
 )

 func DiffAddressMap(pre, cur State) (*AddressMapChanges, error) {
-	prem, err := pre.addressMap()
+	prem, err := pre.AddressMap()
 	if err != nil {
 		return nil, err
 	}

-	curm, err := cur.addressMap()
+	curm, err := cur.AddressMap()
 	if err != nil {
 		return nil, err
 	}
--- a/chain/actors/builtin/init/init.go
+++ b/chain/actors/builtin/init/init.go
@ -1,6 +1,7 @@
 package init

 import (
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-address"
@ -65,6 +66,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, networkName string) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, networkName)
+
+	case actors.Version2:
+		return make2(store, networkName)
+
+	case actors.Version3:
+		return make3(store, networkName)
+
+	case actors.Version4:
+		return make4(store, networkName)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.InitActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.InitActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.InitActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.InitActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -82,5 +122,12 @@ type State interface {
 	// Sets the network's name. This should only be used on upgrade/fork.
 	SetNetworkName(name string) error

-	addressMap() (adt.Map, error)
+	// Sets the next ID for the init actor. This should only be used for testing.
+	SetNextID(id abi.ActorID) error
+
+	// Sets the address map for the init actor. This should only be used for testing.
+	SetAddressMap(mcid cid.Cid) error
+
+	AddressMap() (adt.Map, error)
+	GetState() interface{}
 }
--- a/chain/actors/builtin/init/state.go.template
+++ b/chain/actors/builtin/init/state.go.template
@ -29,6 +29,26 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, networkName string) (State, error) {
+	out := state{{.v}}{store: store}
+	{{if (le .v 2)}}
+		mr, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *init{{.v}}.ConstructState(mr, networkName)
+	{{else}}
+		s, err := init{{.v}}.ConstructState(store, networkName)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *s
+	{{end}}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	init{{.v}}.State
 	store adt.Store
@ -66,6 +86,11 @@ func (s *state{{.v}}) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state{{.v}}) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state{{.v}}) Remove(addrs ...address.Address) (err error) {
 	m, err := adt{{.v}}.AsMap(s.store, s.State.AddressMap{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
 	if err != nil {
@ -84,6 +109,15 @@ func (s *state{{.v}}) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state{{.v}}) addressMap() (adt.Map, error) {
-	return adt{{.v}}.AsMap(s.store, s.AddressMap{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
+func (s *state{{.v}}) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
 }
+
+func (s *state{{.v}}) AddressMap() (adt.Map, error) {
+	return adt{{.v}}.AsMap(s.store, s.State.AddressMap{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
+}
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/init/temp
+++ b/chain/actors/builtin/init/temp
--- a/chain/actors/builtin/init/v0.go
+++ b/chain/actors/builtin/init/v0.go
@ -25,6 +25,19 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, networkName string) (State, error) {
+	out := state0{store: store}
+
+	mr, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *init0.ConstructState(mr, networkName)
+
+	return &out, nil
+}
+
 type state0 struct {
 	init0.State
 	store adt.Store
@ -62,6 +75,11 @@ func (s *state0) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state0) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state0) Remove(addrs ...address.Address) (err error) {
 	m, err := adt0.AsMap(s.store, s.State.AddressMap)
 	if err != nil {
@ -80,6 +98,15 @@ func (s *state0) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state0) addressMap() (adt.Map, error) {
-	return adt0.AsMap(s.store, s.AddressMap)
+func (s *state0) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state0) AddressMap() (adt.Map, error) {
+	return adt0.AsMap(s.store, s.State.AddressMap)
+}
+
+func (s *state0) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v2.go
+++ b/chain/actors/builtin/init/v2.go
@ -25,6 +25,19 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, networkName string) (State, error) {
+	out := state2{store: store}
+
+	mr, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *init2.ConstructState(mr, networkName)
+
+	return &out, nil
+}
+
 type state2 struct {
 	init2.State
 	store adt.Store
@ -62,6 +75,11 @@ func (s *state2) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state2) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state2) Remove(addrs ...address.Address) (err error) {
 	m, err := adt2.AsMap(s.store, s.State.AddressMap)
 	if err != nil {
@ -80,6 +98,15 @@ func (s *state2) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state2) addressMap() (adt.Map, error) {
-	return adt2.AsMap(s.store, s.AddressMap)
+func (s *state2) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state2) AddressMap() (adt.Map, error) {
+	return adt2.AsMap(s.store, s.State.AddressMap)
+}
+
+func (s *state2) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v3.go
+++ b/chain/actors/builtin/init/v3.go
@ -27,6 +27,19 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, networkName string) (State, error) {
+	out := state3{store: store}
+
+	s, err := init3.ConstructState(store, networkName)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state3 struct {
 	init3.State
 	store adt.Store
@ -64,6 +77,11 @@ func (s *state3) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state3) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state3) Remove(addrs ...address.Address) (err error) {
 	m, err := adt3.AsMap(s.store, s.State.AddressMap, builtin3.DefaultHamtBitwidth)
 	if err != nil {
@ -82,6 +100,15 @@ func (s *state3) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state3) addressMap() (adt.Map, error) {
-	return adt3.AsMap(s.store, s.AddressMap, builtin3.DefaultHamtBitwidth)
+func (s *state3) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state3) AddressMap() (adt.Map, error) {
+	return adt3.AsMap(s.store, s.State.AddressMap, builtin3.DefaultHamtBitwidth)
+}
+
+func (s *state3) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/init/v4.go
+++ b/chain/actors/builtin/init/v4.go
@ -27,6 +27,19 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, networkName string) (State, error) {
+	out := state4{store: store}
+
+	s, err := init4.ConstructState(store, networkName)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state4 struct {
 	init4.State
 	store adt.Store
@ -64,6 +77,11 @@ func (s *state4) SetNetworkName(name string) error {
 	return nil
 }

+func (s *state4) SetNextID(id abi.ActorID) error {
+	s.State.NextID = id
+	return nil
+}
+
 func (s *state4) Remove(addrs ...address.Address) (err error) {
 	m, err := adt4.AsMap(s.store, s.State.AddressMap, builtin4.DefaultHamtBitwidth)
 	if err != nil {
@ -82,6 +100,15 @@ func (s *state4) Remove(addrs ...address.Address) (err error) {
 	return nil
 }

-func (s *state4) addressMap() (adt.Map, error) {
-	return adt4.AsMap(s.store, s.AddressMap, builtin4.DefaultHamtBitwidth)
+func (s *state4) SetAddressMap(mcid cid.Cid) error {
+	s.State.AddressMap = mcid
+	return nil
+}
+
+func (s *state4) AddressMap() (adt.Map, error) {
+	return adt4.AsMap(s.store, s.State.AddressMap, builtin4.DefaultHamtBitwidth)
+}
+
+func (s *state4) GetState() interface{} {
+	return &s.State
 }
--- a/chain/actors/builtin/market/actor.go.template
+++ b/chain/actors/builtin/market/actor.go.template
@ -16,6 +16,7 @@ import (
 {{end}}

 	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
 	"github.com/filecoin-project/lotus/chain/types"
 )
@ -42,6 +43,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.StorageMarketActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler
 	BalancesChanged(State) (bool, error)
@ -56,6 +78,7 @@ type State interface {
 		minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
 	) (weight, verifiedWeight abi.DealWeight, err error)
 	NextID() (abi.DealID, error)
+	GetState() interface{}
 }

 type BalanceTable interface {
@ -81,7 +104,6 @@ type DealProposals interface {

 type PublishStorageDealsParams = market0.PublishStorageDealsParams
 type PublishStorageDealsReturn = market0.PublishStorageDealsReturn
-type VerifyDealsForActivationParams = market0.VerifyDealsForActivationParams
 type WithdrawBalanceParams = market0.WithdrawBalanceParams

 type ClientDealProposal = market0.ClientDealProposal
@ -89,71 +111,71 @@ type ClientDealProposal = market0.ClientDealProposal
 type DealState struct {
 	SectorStartEpoch abi.ChainEpoch // -1 if not yet included in proven sector
 	LastUpdatedEpoch abi.ChainEpoch // -1 if deal state never updated
-	SlashEpoch       abi.ChainEpoch // -1 if deal never slashed
+	SlashEpoch		 abi.ChainEpoch // -1 if deal never slashed
 }

 type DealProposal struct {
-	PieceCID             cid.Cid
-	PieceSize            abi.PaddedPieceSize
-	VerifiedDeal         bool
-	Client               address.Address
-	Provider             address.Address
-	Label                string
-	StartEpoch           abi.ChainEpoch
-	EndEpoch             abi.ChainEpoch
+	PieceCID			 cid.Cid
+	PieceSize			 abi.PaddedPieceSize
+	VerifiedDeal		 bool
+	Client				 address.Address
+	Provider			 address.Address
+	Label				 string
+	StartEpoch			 abi.ChainEpoch
+	EndEpoch			 abi.ChainEpoch
 	StoragePricePerEpoch abi.TokenAmount
-	ProviderCollateral   abi.TokenAmount
-	ClientCollateral     abi.TokenAmount
+	ProviderCollateral	 abi.TokenAmount
+	ClientCollateral	 abi.TokenAmount
 }

 type DealStateChanges struct {
-	Added    []DealIDState
+	Added	 []DealIDState
 	Modified []DealStateChange
-	Removed  []DealIDState
+	Removed	 []DealIDState
 }

 type DealIDState struct {
-	ID   abi.DealID
+	ID	 abi.DealID
 	Deal DealState
 }

 // DealStateChange is a change in deal state from -> to
 type DealStateChange struct {
-	ID   abi.DealID
+	ID	 abi.DealID
 	From *DealState
-	To   *DealState
+	To	 *DealState
 }

 type DealProposalChanges struct {
-	Added   []ProposalIDState
+	Added	[]ProposalIDState
 	Removed []ProposalIDState
 }

 type ProposalIDState struct {
-	ID       abi.DealID
+	ID		 abi.DealID
 	Proposal DealProposal
 }

 func EmptyDealState() *DealState {
 	return &DealState{
 		SectorStartEpoch: -1,
-		SlashEpoch:       -1,
+		SlashEpoch:		  -1,
 		LastUpdatedEpoch: -1,
 	}
 }

 // returns the earned fees and pending fees for a given deal
 func (deal DealProposal) GetDealFees(height abi.ChainEpoch) (abi.TokenAmount, abi.TokenAmount) {
-       tf := big.Mul(deal.StoragePricePerEpoch, big.NewInt(int64(deal.EndEpoch-deal.StartEpoch)))
+	   tf := big.Mul(deal.StoragePricePerEpoch, big.NewInt(int64(deal.EndEpoch-deal.StartEpoch)))

-       ef := big.Mul(deal.StoragePricePerEpoch, big.NewInt(int64(height-deal.StartEpoch)))
-       if ef.LessThan(big.Zero()) {
-               ef = big.Zero()
-       }
+	   ef := big.Mul(deal.StoragePricePerEpoch, big.NewInt(int64(height-deal.StartEpoch)))
+	   if ef.LessThan(big.Zero()) {
+			   ef = big.Zero()
+	   }

-       if ef.GreaterThan(tf) {
-               ef = tf
-       }
+	   if ef.GreaterThan(tf) {
+			   ef = tf
+	   }

-       return ef, big.Sub(tf, ef)
+	   return ef, big.Sub(tf, ef)
 }
--- a/chain/actors/builtin/market/market.go
+++ b/chain/actors/builtin/market/market.go
@ -20,6 +20,7 @@ import (

 	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"

+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/filecoin-project/lotus/chain/actors/adt"
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
 	"github.com/filecoin-project/lotus/chain/types"
@ -68,6 +69,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.StorageMarketActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.StorageMarketActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.StorageMarketActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.StorageMarketActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler
 	BalancesChanged(State) (bool, error)
@ -82,6 +122,7 @@ type State interface {
 		minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
 	) (weight, verifiedWeight abi.DealWeight, err error)
 	NextID() (abi.DealID, error)
+	GetState() interface{}
 }

 type BalanceTable interface {
@ -107,7 +148,6 @@ type DealProposals interface {

 type PublishStorageDealsParams = market0.PublishStorageDealsParams
 type PublishStorageDealsReturn = market0.PublishStorageDealsReturn
-type VerifyDealsForActivationParams = market0.VerifyDealsForActivationParams
 type WithdrawBalanceParams = market0.WithdrawBalanceParams

 type ClientDealProposal = market0.ClientDealProposal
--- a/chain/actors/builtin/market/state.go.template
+++ b/chain/actors/builtin/market/state.go.template
@ -26,6 +26,31 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	{{if (le .v 2)}}
+		ea, err := adt{{.v}}.MakeEmptyArray(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		em, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *market{{.v}}.ConstructState(ea, em, em)
+	{{else}}
+		s, err := market{{.v}}.ConstructState(store)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *s
+	{{end}}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	market{{.v}}.State
 	store adt.Store
@ -207,3 +232,7 @@ func (s *dealProposals{{.v}}) array() adt.Array {
 func fromV{{.v}}DealProposal(v{{.v}} market{{.v}}.DealProposal) DealProposal {
 	return (DealProposal)(v{{.v}})
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/temp
+++ b/chain/actors/builtin/market/temp
--- a/chain/actors/builtin/market/v0.go
+++ b/chain/actors/builtin/market/v0.go
@ -26,6 +26,24 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+
+	ea, err := adt0.MakeEmptyArray(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	em, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *market0.ConstructState(ea, em, em)
+
+	return &out, nil
+}
+
 type state0 struct {
 	market0.State
 	store adt.Store
@ -207,3 +225,7 @@ func (s *dealProposals0) array() adt.Array {
 func fromV0DealProposal(v0 market0.DealProposal) DealProposal {
 	return (DealProposal)(v0)
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v2.go
+++ b/chain/actors/builtin/market/v2.go
@ -26,6 +26,24 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+
+	ea, err := adt2.MakeEmptyArray(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	em, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *market2.ConstructState(ea, em, em)
+
+	return &out, nil
+}
+
 type state2 struct {
 	market2.State
 	store adt.Store
@ -207,3 +225,7 @@ func (s *dealProposals2) array() adt.Array {
 func fromV2DealProposal(v2 market2.DealProposal) DealProposal {
 	return (DealProposal)(v2)
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v3.go
+++ b/chain/actors/builtin/market/v3.go
@ -26,6 +26,19 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+
+	s, err := market3.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state3 struct {
 	market3.State
 	store adt.Store
@ -207,3 +220,7 @@ func (s *dealProposals3) array() adt.Array {
 func fromV3DealProposal(v3 market3.DealProposal) DealProposal {
 	return (DealProposal)(v3)
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/market/v4.go
+++ b/chain/actors/builtin/market/v4.go
@ -26,6 +26,19 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+
+	s, err := market4.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state4 struct {
 	market4.State
 	store adt.Store
@ -207,3 +220,7 @@ func (s *dealProposals4) array() adt.Array {
 func fromV4DealProposal(v4 market4.DealProposal) DealProposal {
 	return (DealProposal)(v4)
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/actor.go.template
+++ b/chain/actors/builtin/miner/actor.go.template
@ -3,6 +3,7 @@ package miner
 import (
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/network"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/ipfs/go-cid"
 	"github.com/libp2p/go-libp2p-core/peer"
 	cbg "github.com/whyrusleeping/cbor-gen"
@ -60,6 +61,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.StorageMinerActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -79,6 +101,11 @@ type State interface {
 	NumLiveSectors() (uint64, error)
 	IsAllocated(abi.SectorNumber) (bool, error)

+	// Note that ProvingPeriodStart is deprecated and will be renamed / removed in a future version of actors
+	GetProvingPeriodStart() (abi.ChainEpoch, error)
+	// Testing only
+	EraseAllUnproven() error
+
 	LoadDeadline(idx uint64) (Deadline, error)
 	ForEachDeadline(cb func(idx uint64, dl Deadline) error) error
 	NumDeadlines() (uint64, error)
@ -95,6 +122,7 @@ type State interface {
 	decodeSectorOnChainInfo(*cbg.Deferred) (SectorOnChainInfo, error)
 	precommits() (adt.Map, error)
 	decodeSectorPreCommitOnChainInfo(*cbg.Deferred) (SectorPreCommitOnChainInfo, error)
+	GetState() interface{}
 }

 type Deadline interface {
@ -115,26 +143,26 @@ type Partition interface {
 }

 type SectorOnChainInfo struct {
-	SectorNumber          abi.SectorNumber
-	SealProof             abi.RegisteredSealProof
-	SealedCID             cid.Cid
-	DealIDs               []abi.DealID
-	Activation            abi.ChainEpoch
-	Expiration            abi.ChainEpoch
-	DealWeight            abi.DealWeight
-	VerifiedDealWeight    abi.DealWeight
-	InitialPledge         abi.TokenAmount
-	ExpectedDayReward     abi.TokenAmount
+	SectorNumber		  abi.SectorNumber
+	SealProof			  abi.RegisteredSealProof
+	SealedCID			  cid.Cid
+	DealIDs				  []abi.DealID
+	Activation			  abi.ChainEpoch
+	Expiration			  abi.ChainEpoch
+	DealWeight			  abi.DealWeight
+	VerifiedDealWeight	  abi.DealWeight
+	InitialPledge		  abi.TokenAmount
+	ExpectedDayReward	  abi.TokenAmount
 	ExpectedStoragePledge abi.TokenAmount
 }

 type SectorPreCommitInfo = miner0.SectorPreCommitInfo

 type SectorPreCommitOnChainInfo struct {
-	Info               SectorPreCommitInfo
+	Info			   SectorPreCommitInfo
 	PreCommitDeposit   abi.TokenAmount
-	PreCommitEpoch     abi.ChainEpoch
-	DealWeight         abi.DealWeight
+	PreCommitEpoch	   abi.ChainEpoch
+	DealWeight		   abi.DealWeight
 	VerifiedDealWeight abi.DealWeight
 }

@ -203,17 +231,17 @@ func WinningPoStProofTypeFromWindowPoStProofType(nver network.Version, proof abi
 }

 type MinerInfo struct {
-	Owner                      address.Address   // Must be an ID-address.
-	Worker                     address.Address   // Must be an ID-address.
-	NewWorker                  address.Address   // Must be an ID-address.
-	ControlAddresses           []address.Address // Must be an ID-addresses.
-	WorkerChangeEpoch          abi.ChainEpoch
-	PeerId                     *peer.ID
-	Multiaddrs                 []abi.Multiaddrs
-	WindowPoStProofType        abi.RegisteredPoStProof
-	SectorSize                 abi.SectorSize
+	Owner					   address.Address	 // Must be an ID-address.
+	Worker					   address.Address	 // Must be an ID-address.
+	NewWorker				   address.Address	 // Must be an ID-address.
+	ControlAddresses		   []address.Address // Must be an ID-addresses.
+	WorkerChangeEpoch		   abi.ChainEpoch
+	PeerId					   *peer.ID
+	Multiaddrs				   []abi.Multiaddrs
+	WindowPoStProofType		   abi.RegisteredPoStProof
+	SectorSize				   abi.SectorSize
 	WindowPoStPartitionSectors uint64
-	ConsensusFaultElapsed      abi.ChainEpoch
+	ConsensusFaultElapsed	   abi.ChainEpoch
 }

 func (mi MinerInfo) IsController(addr address.Address) bool {
@ -244,25 +272,25 @@ type SectorLocation struct {
 }

 type SectorChanges struct {
-	Added    []SectorOnChainInfo
+	Added	 []SectorOnChainInfo
 	Extended []SectorExtensions
-	Removed  []SectorOnChainInfo
+	Removed	 []SectorOnChainInfo
 }

 type SectorExtensions struct {
 	From SectorOnChainInfo
-	To   SectorOnChainInfo
+	To	 SectorOnChainInfo
 }

 type PreCommitChanges struct {
-	Added   []SectorPreCommitOnChainInfo
+	Added	[]SectorPreCommitOnChainInfo
 	Removed []SectorPreCommitOnChainInfo
 }

 type LockedFunds struct {
-	VestingFunds             abi.TokenAmount
+	VestingFunds			 abi.TokenAmount
 	InitialPledgeRequirement abi.TokenAmount
-	PreCommitDeposits        abi.TokenAmount
+	PreCommitDeposits		 abi.TokenAmount
 }

 func (lf LockedFunds) TotalLockedFunds() abi.TokenAmount {
--- a/chain/actors/builtin/miner/miner.go
+++ b/chain/actors/builtin/miner/miner.go
@ -3,6 +3,7 @@ package miner
 import (
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/network"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/ipfs/go-cid"
 	"github.com/libp2p/go-libp2p-core/peer"
 	cbg "github.com/whyrusleeping/cbor-gen"
@ -86,6 +87,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.StorageMinerActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.StorageMinerActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.StorageMinerActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.StorageMinerActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -105,6 +145,11 @@ type State interface {
 	NumLiveSectors() (uint64, error)
 	IsAllocated(abi.SectorNumber) (bool, error)

+	// Note that ProvingPeriodStart is deprecated and will be renamed / removed in a future version of actors
+	GetProvingPeriodStart() (abi.ChainEpoch, error)
+	// Testing only
+	EraseAllUnproven() error
+
 	LoadDeadline(idx uint64) (Deadline, error)
 	ForEachDeadline(cb func(idx uint64, dl Deadline) error) error
 	NumDeadlines() (uint64, error)
@ -121,6 +166,7 @@ type State interface {
 	decodeSectorOnChainInfo(*cbg.Deferred) (SectorOnChainInfo, error)
 	precommits() (adt.Map, error)
 	decodeSectorPreCommitOnChainInfo(*cbg.Deferred) (SectorPreCommitOnChainInfo, error)
+	GetState() interface{}
 }

 type Deadline interface {
--- a/chain/actors/builtin/miner/state.go.template
+++ b/chain/actors/builtin/miner/state.go.template
@ -35,6 +35,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = miner{{.v}}.State{}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	miner{{.v}}.State
 	store adt.Store
@ -68,9 +74,9 @@ func (s *state{{.v}}) VestedFunds(epoch abi.ChainEpoch) (abi.TokenAmount, error)

 func (s *state{{.v}}) LockedFunds() (LockedFunds, error) {
 	return LockedFunds{
-		VestingFunds:             s.State.LockedFunds,
+		VestingFunds:			  s.State.LockedFunds,
 		InitialPledgeRequirement: s.State.InitialPledge{{if (le .v 1)}}Requirement{{end}},
-		PreCommitDeposits:        s.State.PreCommitDeposits,
+		PreCommitDeposits:		  s.State.PreCommitDeposits,
 	}, nil
 }

@ -245,6 +251,10 @@ func (s *state{{.v}}) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state{{.v}}) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state{{.v}}) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -307,19 +317,19 @@ func (s *state{{.v}}) Info() (MinerInfo, error) {
 	}
 {{end}}
 	mi := MinerInfo{
-		Owner:            info.Owner,
-		Worker:           info.Worker,
+		Owner:			  info.Owner,
+		Worker:			  info.Worker,
 		ControlAddresses: info.ControlAddresses,

-		NewWorker:         address.Undef,
+		NewWorker:		   address.Undef,
 		WorkerChangeEpoch: -1,

-		PeerId:                     pid,
-		Multiaddrs:                 info.Multiaddrs,
-		WindowPoStProofType:        {{if (ge .v 3)}}info.WindowPoStProofType{{else}}wpp{{end}},
-		SectorSize:                 info.SectorSize,
+		PeerId:						pid,
+		Multiaddrs:					info.Multiaddrs,
+		WindowPoStProofType:		{{if (ge .v 3)}}info.WindowPoStProofType{{else}}wpp{{end}},
+		SectorSize:					info.SectorSize,
 		WindowPoStPartitionSectors: info.WindowPoStPartitionSectors,
-		ConsensusFaultElapsed:      {{if (ge .v 2)}}info.ConsensusFaultElapsed{{else}}-1{{end}},
+		ConsensusFaultElapsed:		{{if (ge .v 2)}}info.ConsensusFaultElapsed{{else}}-1{{end}},
 	}

 	if info.PendingWorkerKey != nil {
@ -366,6 +376,45 @@ func (s *state{{.v}}) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (Secto
 	return fromV{{.v}}SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state{{.v}}) EraseAllUnproven() error {
+	{{if (ge .v 2)}}
+		dls, err := s.State.LoadDeadlines(s.store)
+		if err != nil {
+			return err
+		}
+
+		err = dls.ForEach(s.store, func(dindx uint64, dl *miner{{.v}}.Deadline) error {
+			ps, err := dl.PartitionsArray(s.store)
+			if err != nil {
+				return err
+			}
+
+			var part miner{{.v}}.Partition
+			err = ps.ForEach(&part, func(pindx int64) error {
+				_ = part.ActivateUnproven()
+				err = ps.Set(uint64(pindx), &part)
+				return nil
+			})
+
+			if err != nil {
+				return err
+			}
+
+			dl.Partitions, err = ps.Root()
+			if err != nil {
+				return err
+			}
+
+			return dls.UpdateDeadline(s.store, dindx, dl)
+		})
+
+		return s.State.SaveDeadlines(s.store, dls)
+	{{else}}
+		// field doesn't exist until v2
+	{{end}}
+	return nil
+}
+
 func (d *deadline{{.v}}) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -428,16 +477,16 @@ func (p *partition{{.v}}) RecoveringSectors() (bitfield.BitField, error) {
 func fromV{{.v}}SectorOnChainInfo(v{{.v}} miner{{.v}}.SectorOnChainInfo) SectorOnChainInfo {
 {{if (ge .v 2)}}
 	return SectorOnChainInfo{
-		SectorNumber:          v{{.v}}.SectorNumber,
-		SealProof:             v{{.v}}.SealProof,
-		SealedCID:             v{{.v}}.SealedCID,
-		DealIDs:               v{{.v}}.DealIDs,
-		Activation:            v{{.v}}.Activation,
-		Expiration:            v{{.v}}.Expiration,
-		DealWeight:            v{{.v}}.DealWeight,
-		VerifiedDealWeight:    v{{.v}}.VerifiedDealWeight,
-		InitialPledge:         v{{.v}}.InitialPledge,
-		ExpectedDayReward:     v{{.v}}.ExpectedDayReward,
+		SectorNumber:		   v{{.v}}.SectorNumber,
+		SealProof:			   v{{.v}}.SealProof,
+		SealedCID:			   v{{.v}}.SealedCID,
+		DealIDs:			   v{{.v}}.DealIDs,
+		Activation:			   v{{.v}}.Activation,
+		Expiration:			   v{{.v}}.Expiration,
+		DealWeight:			   v{{.v}}.DealWeight,
+		VerifiedDealWeight:	   v{{.v}}.VerifiedDealWeight,
+		InitialPledge:		   v{{.v}}.InitialPledge,
+		ExpectedDayReward:	   v{{.v}}.ExpectedDayReward,
 		ExpectedStoragePledge: v{{.v}}.ExpectedStoragePledge,
 	}
 {{else}}
@ -448,13 +497,17 @@ func fromV{{.v}}SectorOnChainInfo(v{{.v}} miner{{.v}}.SectorOnChainInfo) SectorO
 func fromV{{.v}}SectorPreCommitOnChainInfo(v{{.v}} miner{{.v}}.SectorPreCommitOnChainInfo) SectorPreCommitOnChainInfo {
 {{if (ge .v 2)}}
 	return SectorPreCommitOnChainInfo{
-		Info:               (SectorPreCommitInfo)(v{{.v}}.Info),
-		PreCommitDeposit:   v{{.v}}.PreCommitDeposit,
-		PreCommitEpoch:     v{{.v}}.PreCommitEpoch,
-		DealWeight:         v{{.v}}.DealWeight,
+		Info:				(SectorPreCommitInfo)(v{{.v}}.Info),
+		PreCommitDeposit:	v{{.v}}.PreCommitDeposit,
+		PreCommitEpoch:		v{{.v}}.PreCommitEpoch,
+		DealWeight:			v{{.v}}.DealWeight,
 		VerifiedDealWeight: v{{.v}}.VerifiedDealWeight,
 	}
 {{else}}
 	return (SectorPreCommitOnChainInfo)(v0)
 {{end}}
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/temp
+++ b/chain/actors/builtin/miner/temp
--- a/chain/actors/builtin/miner/v0.go
+++ b/chain/actors/builtin/miner/v0.go
@ -32,6 +32,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+	out.State = miner0.State{}
+	return &out, nil
+}
+
 type state0 struct {
 	miner0.State
 	store adt.Store
@ -242,6 +248,10 @@ func (s *state0) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state0) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state0) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -363,6 +373,13 @@ func (s *state0) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV0SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state0) EraseAllUnproven() error {
+
+	// field doesn't exist until v2
+
+	return nil
+}
+
 func (d *deadline0) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -426,3 +443,7 @@ func fromV0SectorPreCommitOnChainInfo(v0 miner0.SectorPreCommitOnChainInfo) Sect
 	return (SectorPreCommitOnChainInfo)(v0)

 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v2.go
+++ b/chain/actors/builtin/miner/v2.go
@ -30,6 +30,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+	out.State = miner2.State{}
+	return &out, nil
+}
+
 type state2 struct {
 	miner2.State
 	store adt.Store
@ -240,6 +246,10 @@ func (s *state2) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state2) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state2) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -361,6 +371,43 @@ func (s *state2) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV2SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state2) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner2.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner2.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
 func (d *deadline2) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -442,3 +489,7 @@ func fromV2SectorPreCommitOnChainInfo(v2 miner2.SectorPreCommitOnChainInfo) Sect
 	}

 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v3.go
+++ b/chain/actors/builtin/miner/v3.go
@ -32,6 +32,12 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+	out.State = miner3.State{}
+	return &out, nil
+}
+
 type state3 struct {
 	miner3.State
 	store adt.Store
@ -242,6 +248,10 @@ func (s *state3) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state3) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state3) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -358,6 +368,43 @@ func (s *state3) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV3SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state3) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner3.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner3.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
 func (d *deadline3) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -443,3 +490,7 @@ func fromV3SectorPreCommitOnChainInfo(v3 miner3.SectorPreCommitOnChainInfo) Sect
 	}

 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/miner/v4.go
+++ b/chain/actors/builtin/miner/v4.go
@ -32,6 +32,12 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+	out.State = miner4.State{}
+	return &out, nil
+}
+
 type state4 struct {
 	miner4.State
 	store adt.Store
@ -242,6 +248,10 @@ func (s *state4) IsAllocated(num abi.SectorNumber) (bool, error) {
 	return allocatedSectors.IsSet(uint64(num))
 }

+func (s *state4) GetProvingPeriodStart() (abi.ChainEpoch, error) {
+	return s.State.ProvingPeriodStart, nil
+}
+
 func (s *state4) LoadDeadline(idx uint64) (Deadline, error) {
 	dls, err := s.State.LoadDeadlines(s.store)
 	if err != nil {
@ -358,6 +368,43 @@ func (s *state4) decodeSectorPreCommitOnChainInfo(val *cbg.Deferred) (SectorPreC
 	return fromV4SectorPreCommitOnChainInfo(sp), nil
 }

+func (s *state4) EraseAllUnproven() error {
+
+	dls, err := s.State.LoadDeadlines(s.store)
+	if err != nil {
+		return err
+	}
+
+	err = dls.ForEach(s.store, func(dindx uint64, dl *miner4.Deadline) error {
+		ps, err := dl.PartitionsArray(s.store)
+		if err != nil {
+			return err
+		}
+
+		var part miner4.Partition
+		err = ps.ForEach(&part, func(pindx int64) error {
+			_ = part.ActivateUnproven()
+			err = ps.Set(uint64(pindx), &part)
+			return nil
+		})
+
+		if err != nil {
+			return err
+		}
+
+		dl.Partitions, err = ps.Root()
+		if err != nil {
+			return err
+		}
+
+		return dls.UpdateDeadline(s.store, dindx, dl)
+	})
+
+	return s.State.SaveDeadlines(s.store, dls)
+
+	return nil
+}
+
 func (d *deadline4) LoadPartition(idx uint64) (Partition, error) {
 	p, err := d.Deadline.LoadPartition(d.store, idx)
 	if err != nil {
@ -443,3 +490,7 @@ func fromV4SectorPreCommitOnChainInfo(v4 miner4.SectorPreCommitOnChainInfo) Sect
 	}

 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/actor.go.template
+++ b/chain/actors/builtin/multisig/actor.go.template
@ -40,6 +40,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.MultisigActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -55,6 +76,7 @@ type State interface {

 	transactions() (adt.Map, error)
 	decodeTransaction(val *cbg.Deferred) (Transaction, error)
+	GetState() interface{}
 }

 type Transaction = msig{{.latestVersion}}.Transaction
@ -66,7 +88,7 @@ func Message(version actors.Version, from address.Address) MessageBuilder {
 {{range .versions}}
 	case actors.Version{{.}}:
 		return message{{.}}{{"{"}}{{if (ge . 2)}}message0{from}{{else}}from{{end}}}
-{{end}}	default:
+{{end}} default:
 		panic(fmt.Sprintf("unsupported actors version: %d", version))
 	}
 }
--- a/chain/actors/builtin/multisig/message.go.template
+++ b/chain/actors/builtin/multisig/message.go.template
@ -43,10 +43,10 @@ func (m message{{.v}}) Create(
 {{end}}
 	// Set up constructor parameters for multisig
 	msigParams := &multisig{{.v}}.ConstructorParams{
-		Signers:               signers,
+		Signers:			   signers,
 		NumApprovalsThreshold: threshold,
-		UnlockDuration:        unlockDuration,{{if (ge .v 2)}}
-		StartEpoch:            unlockStart,{{end}}
+		UnlockDuration:		   unlockDuration,{{if (ge .v 2)}}
+		StartEpoch:			   unlockStart,{{end}}
 	}

 	enc, actErr := actors.SerializeParams(msigParams)
@ -56,7 +56,7 @@ func (m message{{.v}}) Create(

 	// new actors are created by invoking 'exec' on the init actor with the constructor params
 	execParams := &init{{.v}}.ExecParams{
-		CodeCID:           builtin{{.v}}.MultisigActorCodeID,
+		CodeCID:		   builtin{{.v}}.MultisigActorCodeID,
 		ConstructorParams: enc,
 	}

@ -66,11 +66,11 @@ func (m message{{.v}}) Create(
 	}

 	return &types.Message{
-		To:     init_.Address,
-		From:   m.from,
+		To:		init_.Address,
+		From:	m.from,
 		Method: builtin{{.v}}.MethodsInit.Exec,
 		Params: enc,
-		Value:  initialAmount,
+		Value:	initialAmount,
 	}, nil
 }

@ -96,8 +96,8 @@ func (m message0) Propose(msig, to address.Address, amt abi.TokenAmount,
 	}

 	enc, actErr := actors.SerializeParams(&multisig0.ProposeParams{
-		To:     to,
-		Value:  amt,
+		To:		to,
+		Value:	amt,
 		Method: method,
 		Params: params,
 	})
@ -106,9 +106,9 @@ func (m message0) Propose(msig, to address.Address, amt abi.TokenAmount,
 	}

 	return &types.Message{
-		To:     msig,
-		From:   m.from,
-		Value:  abi.NewTokenAmount(0),
+		To:		msig,
+		From:	m.from,
+		Value:	abi.NewTokenAmount(0),
 		Method: builtin0.MethodsMultisig.Propose,
 		Params: enc,
 	}, nil
@ -121,9 +121,9 @@ func (m message0) Approve(msig address.Address, txID uint64, hashData *ProposalH
 	}

 	return &types.Message{
-		To:     msig,
-		From:   m.from,
-		Value:  types.NewInt(0),
+		To:		msig,
+		From:	m.from,
+		Value:	types.NewInt(0),
 		Method: builtin0.MethodsMultisig.Approve,
 		Params: enc,
 	}, nil
@ -136,9 +136,9 @@ func (m message0) Cancel(msig address.Address, txID uint64, hashData *ProposalHa
 	}

 	return &types.Message{
-		To:     msig,
-		From:   m.from,
-		Value:  types.NewInt(0),
+		To:		msig,
+		From:	m.from,
+		Value:	types.NewInt(0),
 		Method: builtin0.MethodsMultisig.Cancel,
 		Params: enc,
 	}, nil
--- a/chain/actors/builtin/multisig/multisig.go
+++ b/chain/actors/builtin/multisig/multisig.go
@ -66,6 +66,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version2:
+		return make2(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version3:
+		return make3(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	case actors.Version4:
+		return make4(store, signers, threshold, startEpoch, unlockDuration, initialBalance)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.MultisigActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.MultisigActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.MultisigActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.MultisigActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -81,6 +120,7 @@ type State interface {

 	transactions() (adt.Map, error)
 	decodeTransaction(val *cbg.Deferred) (Transaction, error)
+	GetState() interface{}
 }

 type Transaction = msig4.Transaction
--- a/chain/actors/builtin/multisig/state.go.template
+++ b/chain/actors/builtin/multisig/state.go.template
@ -31,6 +31,32 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = msig{{.v}}.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+	{{if (le .v 2)}}
+		em, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State.PendingTxns = em
+	{{else}}
+		em, err := adt{{.v}}.StoreEmptyMap(store, builtin{{.v}}.DefaultHamtBitwidth)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State.PendingTxns = em
+	{{end}}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	msig{{.v}}.State
 	store adt.Store
@ -95,3 +121,7 @@ func (s *state{{.v}}) decodeTransaction(val *cbg.Deferred) (Transaction, error)
 	}
 	return tx, nil
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/temp
+++ b/chain/actors/builtin/multisig/temp
--- a/chain/actors/builtin/multisig/v0.go
+++ b/chain/actors/builtin/multisig/v0.go
@ -28,6 +28,25 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state0{store: store}
+	out.State = msig0.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state0 struct {
 	msig0.State
 	store adt.Store
@ -92,3 +111,7 @@ func (s *state0) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v2.go
+++ b/chain/actors/builtin/multisig/v2.go
@ -28,6 +28,25 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state2{store: store}
+	out.State = msig2.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state2 struct {
 	msig2.State
 	store adt.Store
@ -92,3 +111,7 @@ func (s *state2) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v3.go
+++ b/chain/actors/builtin/multisig/v3.go
@ -30,6 +30,25 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state3{store: store}
+	out.State = msig3.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt3.StoreEmptyMap(store, builtin3.DefaultHamtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state3 struct {
 	msig3.State
 	store adt.Store
@ -94,3 +113,7 @@ func (s *state3) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/multisig/v4.go
+++ b/chain/actors/builtin/multisig/v4.go
@ -30,6 +30,25 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, signers []address.Address, threshold uint64, startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, initialBalance abi.TokenAmount) (State, error) {
+	out := state4{store: store}
+	out.State = msig4.State{}
+	out.State.Signers = signers
+	out.State.NumApprovalsThreshold = threshold
+	out.State.StartEpoch = startEpoch
+	out.State.UnlockDuration = unlockDuration
+	out.State.InitialBalance = initialBalance
+
+	em, err := adt4.StoreEmptyMap(store, builtin4.DefaultHamtBitwidth)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State.PendingTxns = em
+
+	return &out, nil
+}
+
 type state4 struct {
 	msig4.State
 	store adt.Store
@ -94,3 +113,7 @@ func (s *state4) decodeTransaction(val *cbg.Deferred) (Transaction, error) {
 	}
 	return tx, nil
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/paych/actor.go.template
+++ b/chain/actors/builtin/paych/actor.go.template
@ -42,6 +42,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.PaymentChannelActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 // State is an abstract version of payment channel state that works across
 // versions
 type State interface {
@ -62,6 +83,8 @@ type State interface {

 	// Iterate lane states
 	ForEachLaneState(cb func(idx uint64, dl LaneState) error) error
+
+	GetState() interface{}
 }

 // LaneState is an abstract copy of the state of a single lane
--- a/chain/actors/builtin/paych/message.go.template
+++ b/chain/actors/builtin/paych/message.go.template
@ -21,7 +21,7 @@ func (m message{{.v}}) Create(to address.Address, initialAmount abi.TokenAmount)
 		return nil, aerr
 	}
 	enc, aerr := actors.SerializeParams(&init{{.v}}.ExecParams{
-		CodeCID:           builtin{{.v}}.PaymentChannelActorCodeID,
+		CodeCID:		   builtin{{.v}}.PaymentChannelActorCodeID,
 		ConstructorParams: params,
 	})
 	if aerr != nil {
@ -29,9 +29,9 @@ func (m message{{.v}}) Create(to address.Address, initialAmount abi.TokenAmount)
 	}

 	return &types.Message{
-		To:     init_.Address,
-		From:   m.from,
-		Value:  initialAmount,
+		To:		init_.Address,
+		From:	m.from,
+		Value:	initialAmount,
 		Method: builtin{{.v}}.MethodsInit.Exec,
 		Params: enc,
 	}, nil
@ -39,7 +39,7 @@ func (m message{{.v}}) Create(to address.Address, initialAmount abi.TokenAmount)

 func (m message{{.v}}) Update(paych address.Address, sv *SignedVoucher, secret []byte) (*types.Message, error) {
 	params, aerr := actors.SerializeParams(&paych{{.v}}.UpdateChannelStateParams{
-		Sv:     *sv,
+		Sv:		*sv,
 		Secret: secret,
 	})
 	if aerr != nil {
@ -47,9 +47,9 @@ func (m message{{.v}}) Update(paych address.Address, sv *SignedVoucher, secret [
 	}

 	return &types.Message{
-		To:     paych,
-		From:   m.from,
-		Value:  abi.NewTokenAmount(0),
+		To:		paych,
+		From:	m.from,
+		Value:	abi.NewTokenAmount(0),
 		Method: builtin{{.v}}.MethodsPaych.UpdateChannelState,
 		Params: params,
 	}, nil
@ -57,18 +57,18 @@ func (m message{{.v}}) Update(paych address.Address, sv *SignedVoucher, secret [

 func (m message{{.v}}) Settle(paych address.Address) (*types.Message, error) {
 	return &types.Message{
-		To:     paych,
-		From:   m.from,
-		Value:  abi.NewTokenAmount(0),
+		To:		paych,
+		From:	m.from,
+		Value:	abi.NewTokenAmount(0),
 		Method: builtin{{.v}}.MethodsPaych.Settle,
 	}, nil
 }

 func (m message{{.v}}) Collect(paych address.Address) (*types.Message, error) {
 	return &types.Message{
-		To:     paych,
-		From:   m.from,
-		Value:  abi.NewTokenAmount(0),
+		To:		paych,
+		From:	m.from,
+		Value:	abi.NewTokenAmount(0),
 		Method: builtin{{.v}}.MethodsPaych.Collect,
 	}, nil
 }
--- a/chain/actors/builtin/paych/mock/mock.go
+++ b/chain/actors/builtin/paych/mock/mock.go
@ -17,6 +17,10 @@ type mockState struct {
 	lanes      map[uint64]paych.LaneState
 }

+func (ms *mockState) GetState() interface{} {
+	panic("implement me")
+}
+
 type mockLaneState struct {
 	redeemed big.Int
 	nonce    uint64
--- a/chain/actors/builtin/paych/mock/temp
+++ b/chain/actors/builtin/paych/mock/temp
--- a/chain/actors/builtin/paych/paych.go
+++ b/chain/actors/builtin/paych/paych.go
@ -68,6 +68,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.PaymentChannelActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.PaymentChannelActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.PaymentChannelActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.PaymentChannelActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 // State is an abstract version of payment channel state that works across
 // versions
 type State interface {
@ -88,6 +127,8 @@ type State interface {

 	// Iterate lane states
 	ForEachLaneState(cb func(idx uint64, dl LaneState) error) error
+
+	GetState() interface{}
 }

 // LaneState is an abstract copy of the state of a single lane
--- a/chain/actors/builtin/paych/state.go.template
+++ b/chain/actors/builtin/paych/state.go.template
@ -24,6 +24,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = paych{{.v}}.State{}
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	paych{{.v}}.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state{{.v}}) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state{{.v}}) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/paych/temp
+++ b/chain/actors/builtin/paych/temp
--- a/chain/actors/builtin/paych/v0.go
+++ b/chain/actors/builtin/paych/v0.go
@ -24,6 +24,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+	out.State = paych0.State{}
+	return &out, nil
+}
+
 type state0 struct {
 	paych0.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state0) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state0) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state0) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/paych/v2.go
+++ b/chain/actors/builtin/paych/v2.go
@ -24,6 +24,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+	out.State = paych2.State{}
+	return &out, nil
+}
+
 type state2 struct {
 	paych2.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state2) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state2) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state2) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/paych/v3.go
+++ b/chain/actors/builtin/paych/v3.go
@ -24,6 +24,12 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+	out.State = paych3.State{}
+	return &out, nil
+}
+
 type state3 struct {
 	paych3.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state3) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state3) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state3) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/paych/v4.go
+++ b/chain/actors/builtin/paych/v4.go
@ -24,6 +24,12 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+	out.State = paych4.State{}
+	return &out, nil
+}
+
 type state4 struct {
 	paych4.State
 	store adt.Store
@ -74,6 +80,10 @@ func (s *state4) LaneCount() (uint64, error) {
 	return lsamt.Length(), nil
 }

+func (s *state4) GetState() interface{} {
+	return &s.State
+}
+
 // Iterate lane states
 func (s *state4) ForEachLaneState(cb func(idx uint64, dl LaneState) error) error {
 	// Get the lane state from the chain
--- a/chain/actors/builtin/power/actor.go.template
+++ b/chain/actors/builtin/power/actor.go.template
@ -3,6 +3,7 @@ package power
 import (
 	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-state-types/big"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/ipfs/go-cid"
 	cbg "github.com/whyrusleeping/cbor-gen"
 	"golang.org/x/xerrors"
@ -40,6 +41,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.StoragePowerActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -47,6 +69,7 @@ type State interface {
 	TotalPower() (Claim, error)
 	TotalCommitted() (Claim, error)
 	TotalPowerSmoothed() (builtin.FilterEstimate, error)
+	GetState() interface{}

 	// MinerCounts returns the number of miners. Participating is the number
 	// with power above the minimum miner threshold.
@ -57,6 +80,12 @@ type State interface {
 	ForEachClaim(func(miner address.Address, claim Claim) error) error
 	ClaimsChanged(State) (bool, error)

+	// Testing or genesis setup only
+	SetTotalQualityAdjPower(abi.StoragePower) error
+	SetTotalRawBytePower(abi.StoragePower) error
+	SetThisEpochQualityAdjPower(abi.StoragePower) error
+	SetThisEpochRawBytePower(abi.StoragePower) error
+
 	// Diff helpers. Used by Diff* functions internally.
 	claims() (adt.Map, error)
 	decodeClaim(*cbg.Deferred) (Claim, error)
@ -72,7 +101,7 @@ type Claim struct {

 func AddClaims(a Claim, b Claim) Claim {
 	return Claim{
-		RawBytePower:    big.Add(a.RawBytePower, b.RawBytePower),
+		RawBytePower:	 big.Add(a.RawBytePower, b.RawBytePower),
 		QualityAdjPower: big.Add(a.QualityAdjPower, b.QualityAdjPower),
 	}
 }
--- a/chain/actors/builtin/power/power.go
+++ b/chain/actors/builtin/power/power.go
@ -3,6 +3,7 @@ package power
 import (
 	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-state-types/big"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"github.com/ipfs/go-cid"
 	cbg "github.com/whyrusleeping/cbor-gen"
 	"golang.org/x/xerrors"
@ -66,6 +67,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.StoragePowerActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.StoragePowerActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.StoragePowerActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.StoragePowerActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -73,6 +113,7 @@ type State interface {
 	TotalPower() (Claim, error)
 	TotalCommitted() (Claim, error)
 	TotalPowerSmoothed() (builtin.FilterEstimate, error)
+	GetState() interface{}

 	// MinerCounts returns the number of miners. Participating is the number
 	// with power above the minimum miner threshold.
@ -83,6 +124,12 @@ type State interface {
 	ForEachClaim(func(miner address.Address, claim Claim) error) error
 	ClaimsChanged(State) (bool, error)

+	// Testing or genesis setup only
+	SetTotalQualityAdjPower(abi.StoragePower) error
+	SetTotalRawBytePower(abi.StoragePower) error
+	SetThisEpochQualityAdjPower(abi.StoragePower) error
+	SetThisEpochRawBytePower(abi.StoragePower) error
+
 	// Diff helpers. Used by Diff* functions internally.
 	claims() (adt.Map, error)
 	decodeClaim(*cbg.Deferred) (Claim, error)
--- a/chain/actors/builtin/power/state.go.template
+++ b/chain/actors/builtin/power/state.go.template
@ -29,6 +29,32 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	{{if (le .v 2)}}
+		em, err := adt{{.v}}.MakeEmptyMap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		emm, err := adt{{.v}}.MakeEmptyMultimap(store).Root()
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *power{{.v}}.ConstructState(em, emm)
+	{{else}}
+		s, err := power{{.v}}.ConstructState(store)
+		if err != nil {
+			return nil, err
+		}
+
+		out.State = *s
+	{{end}}
+
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	power{{.v}}.State
 	store adt.Store
@ -40,7 +66,7 @@ func (s *state{{.v}}) TotalLocked() (abi.TokenAmount, error) {

 func (s *state{{.v}}) TotalPower() (Claim, error) {
 	return Claim{
-		RawBytePower:    s.TotalRawBytePower,
+		RawBytePower:	 s.TotalRawBytePower,
 		QualityAdjPower: s.TotalQualityAdjPower,
 	}, nil
 }
@ -48,7 +74,7 @@ func (s *state{{.v}}) TotalPower() (Claim, error) {
 // Committed power to the network. Includes miners below the minimum threshold.
 func (s *state{{.v}}) TotalCommitted() (Claim, error) {
 	return Claim{
-		RawBytePower:    s.TotalBytesCommitted,
+		RawBytePower:	 s.TotalBytesCommitted,
 		QualityAdjPower: s.TotalQABytesCommitted,
 	}, nil
 }
@ -64,7 +90,7 @@ func (s *state{{.v}}) MinerPower(addr address.Address) (Claim, bool, error) {
 		return Claim{}, false, err
 	}
 	return Claim{
-		RawBytePower:    claim.RawBytePower,
+		RawBytePower:	 claim.RawBytePower,
 		QualityAdjPower: claim.QualityAdjPower,
 	}, ok, nil
 }
@ -116,7 +142,7 @@ func (s *state{{.v}}) ForEachClaim(cb func(miner address.Address, claim Claim) e
 			return err
 		}
 		return cb(a, Claim{
-			RawBytePower:    claim.RawBytePower,
+			RawBytePower:	 claim.RawBytePower,
 			QualityAdjPower: claim.QualityAdjPower,
 		})
 	})
@ -131,6 +157,30 @@ func (s *state{{.v}}) ClaimsChanged(other State) (bool, error) {
 	return !s.State.Claims.Equals(other{{.v}}.State.Claims), nil
 }

+func (s *state{{.v}}) SetTotalQualityAdjPower(p abi.StoragePower) error {
+	s.State.TotalQualityAdjPower = p
+	return nil
+}
+
+func (s *state{{.v}}) SetTotalRawBytePower(p abi.StoragePower) error {
+	s.State.TotalRawBytePower = p
+	return nil
+}
+
+func (s *state{{.v}}) SetThisEpochQualityAdjPower(p abi.StoragePower) error {
+	s.State.ThisEpochQualityAdjPower = p
+	return nil
+}
+
+func (s *state{{.v}}) SetThisEpochRawBytePower(p abi.StoragePower) error {
+	s.State.ThisEpochRawBytePower = p
+	return nil
+}
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
+
 func (s *state{{.v}}) claims() (adt.Map, error) {
 	return adt{{.v}}.AsMap(s.store, s.Claims{{if (ge .v 3)}}, builtin{{.v}}.DefaultHamtBitwidth{{end}})
 }
@ -145,7 +195,7 @@ func (s *state{{.v}}) decodeClaim(val *cbg.Deferred) (Claim, error) {

 func fromV{{.v}}Claim(v{{.v}} power{{.v}}.Claim) Claim {
 	return Claim{
-		RawBytePower:    v{{.v}}.RawBytePower,
+		RawBytePower:	 v{{.v}}.RawBytePower,
 		QualityAdjPower: v{{.v}}.QualityAdjPower,
 	}
 }
--- a/chain/actors/builtin/power/temp
+++ b/chain/actors/builtin/power/temp
--- a/chain/actors/builtin/power/v0.go
+++ b/chain/actors/builtin/power/v0.go
@ -26,6 +26,24 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store) (State, error) {
+	out := state0{store: store}
+
+	em, err := adt0.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	emm, err := adt0.MakeEmptyMultimap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *power0.ConstructState(em, emm)
+
+	return &out, nil
+}
+
 type state0 struct {
 	power0.State
 	store adt.Store
@ -128,6 +146,30 @@ func (s *state0) ClaimsChanged(other State) (bool, error) {
 	return !s.State.Claims.Equals(other0.State.Claims), nil
 }

+func (s *state0) SetTotalQualityAdjPower(p abi.StoragePower) error {
+	s.State.TotalQualityAdjPower = p
+	return nil
+}
+
+func (s *state0) SetTotalRawBytePower(p abi.StoragePower) error {
+	s.State.TotalRawBytePower = p
+	return nil
+}
+
+func (s *state0) SetThisEpochQualityAdjPower(p abi.StoragePower) error {
+	s.State.ThisEpochQualityAdjPower = p
+	return nil
+}
+
+func (s *state0) SetThisEpochRawBytePower(p abi.StoragePower) error {
+	s.State.ThisEpochRawBytePower = p
+	return nil
+}
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
+
 func (s *state0) claims() (adt.Map, error) {
 	return adt0.AsMap(s.store, s.Claims)
 }
--- a/chain/actors/builtin/power/v2.go
+++ b/chain/actors/builtin/power/v2.go
@ -26,6 +26,24 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store) (State, error) {
+	out := state2{store: store}
+
+	em, err := adt2.MakeEmptyMap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	emm, err := adt2.MakeEmptyMultimap(store).Root()
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *power2.ConstructState(em, emm)
+
+	return &out, nil
+}
+
 type state2 struct {
 	power2.State
 	store adt.Store
@ -128,6 +146,30 @@ func (s *state2) ClaimsChanged(other State) (bool, error) {
 	return !s.State.Claims.Equals(other2.State.Claims), nil
 }

+func (s *state2) SetTotalQualityAdjPower(p abi.StoragePower) error {
+	s.State.TotalQualityAdjPower = p
+	return nil
+}
+
+func (s *state2) SetTotalRawBytePower(p abi.StoragePower) error {
+	s.State.TotalRawBytePower = p
+	return nil
+}
+
+func (s *state2) SetThisEpochQualityAdjPower(p abi.StoragePower) error {
+	s.State.ThisEpochQualityAdjPower = p
+	return nil
+}
+
+func (s *state2) SetThisEpochRawBytePower(p abi.StoragePower) error {
+	s.State.ThisEpochRawBytePower = p
+	return nil
+}
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
+
 func (s *state2) claims() (adt.Map, error) {
 	return adt2.AsMap(s.store, s.Claims)
 }
--- a/chain/actors/builtin/power/v3.go
+++ b/chain/actors/builtin/power/v3.go
@ -28,6 +28,19 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store) (State, error) {
+	out := state3{store: store}
+
+	s, err := power3.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state3 struct {
 	power3.State
 	store adt.Store
@ -130,6 +143,30 @@ func (s *state3) ClaimsChanged(other State) (bool, error) {
 	return !s.State.Claims.Equals(other3.State.Claims), nil
 }

+func (s *state3) SetTotalQualityAdjPower(p abi.StoragePower) error {
+	s.State.TotalQualityAdjPower = p
+	return nil
+}
+
+func (s *state3) SetTotalRawBytePower(p abi.StoragePower) error {
+	s.State.TotalRawBytePower = p
+	return nil
+}
+
+func (s *state3) SetThisEpochQualityAdjPower(p abi.StoragePower) error {
+	s.State.ThisEpochQualityAdjPower = p
+	return nil
+}
+
+func (s *state3) SetThisEpochRawBytePower(p abi.StoragePower) error {
+	s.State.ThisEpochRawBytePower = p
+	return nil
+}
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
+
 func (s *state3) claims() (adt.Map, error) {
 	return adt3.AsMap(s.store, s.Claims, builtin3.DefaultHamtBitwidth)
 }
--- a/chain/actors/builtin/power/v4.go
+++ b/chain/actors/builtin/power/v4.go
@ -28,6 +28,19 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store) (State, error) {
+	out := state4{store: store}
+
+	s, err := power4.ConstructState(store)
+	if err != nil {
+		return nil, err
+	}
+
+	out.State = *s
+
+	return &out, nil
+}
+
 type state4 struct {
 	power4.State
 	store adt.Store
@ -130,6 +143,30 @@ func (s *state4) ClaimsChanged(other State) (bool, error) {
 	return !s.State.Claims.Equals(other4.State.Claims), nil
 }

+func (s *state4) SetTotalQualityAdjPower(p abi.StoragePower) error {
+	s.State.TotalQualityAdjPower = p
+	return nil
+}
+
+func (s *state4) SetTotalRawBytePower(p abi.StoragePower) error {
+	s.State.TotalRawBytePower = p
+	return nil
+}
+
+func (s *state4) SetThisEpochQualityAdjPower(p abi.StoragePower) error {
+	s.State.ThisEpochQualityAdjPower = p
+	return nil
+}
+
+func (s *state4) SetThisEpochRawBytePower(p abi.StoragePower) error {
+	s.State.ThisEpochRawBytePower = p
+	return nil
+}
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
+
 func (s *state4) claims() (adt.Map, error) {
 	return adt4.AsMap(s.store, s.Claims, builtin4.DefaultHamtBitwidth)
 }
--- a/chain/actors/builtin/reward/actor.go.template
+++ b/chain/actors/builtin/reward/actor.go.template
@ -4,6 +4,7 @@ import (
 	"github.com/filecoin-project/go-state-types/abi"
 	reward0 "github.com/filecoin-project/specs-actors/actors/builtin/reward"
 	"github.com/ipfs/go-cid"
+	"github.com/filecoin-project/lotus/chain/actors"
 	"golang.org/x/xerrors"

 	"github.com/filecoin-project/go-state-types/cbor"
@ -38,6 +39,27 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, currRealizedPower abi.StoragePower) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store, currRealizedPower)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.RewardActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -55,6 +77,7 @@ type State interface {

 	InitialPledgeForPower(abi.StoragePower, abi.TokenAmount, *builtin.FilterEstimate, abi.TokenAmount) (abi.TokenAmount, error)
 	PreCommitDepositForPower(builtin.FilterEstimate, abi.StoragePower) (abi.TokenAmount, error)
+	GetState() interface{}
 }

 type AwardBlockRewardParams = reward0.AwardBlockRewardParams
--- a/chain/actors/builtin/reward/reward.go
+++ b/chain/actors/builtin/reward/reward.go
@ -2,6 +2,7 @@ package reward

 import (
 	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/filecoin-project/lotus/chain/actors"
 	reward0 "github.com/filecoin-project/specs-actors/actors/builtin/reward"
 	"github.com/ipfs/go-cid"
 	"golang.org/x/xerrors"
@ -64,6 +65,45 @@ func Load(store adt.Store, act *types.Actor) (State, error) {
 	return nil, xerrors.Errorf("unknown actor code %s", act.Code)
 }

+func MakeState(store adt.Store, av actors.Version, currRealizedPower abi.StoragePower) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store, currRealizedPower)
+
+	case actors.Version2:
+		return make2(store, currRealizedPower)
+
+	case actors.Version3:
+		return make3(store, currRealizedPower)
+
+	case actors.Version4:
+		return make4(store, currRealizedPower)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.RewardActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.RewardActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.RewardActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.RewardActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
 type State interface {
 	cbor.Marshaler

@ -81,6 +121,7 @@ type State interface {

 	InitialPledgeForPower(abi.StoragePower, abi.TokenAmount, *builtin.FilterEstimate, abi.TokenAmount) (abi.TokenAmount, error)
 	PreCommitDepositForPower(builtin.FilterEstimate, abi.StoragePower) (abi.TokenAmount, error)
+	GetState() interface{}
 }

 type AwardBlockRewardParams = reward0.AwardBlockRewardParams
--- a/chain/actors/builtin/reward/state.go.template
+++ b/chain/actors/builtin/reward/state.go.template
@ -23,6 +23,12 @@ func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make{{.v}}(store adt.Store, currRealizedPower abi.StoragePower) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = *reward{{.v}}.ConstructState(currRealizedPower)
+	return &out, nil
+}
+
 type state{{.v}} struct {
 	reward{{.v}}.State
 	store adt.Store
@ -101,3 +107,7 @@ func (s *state{{.v}}) PreCommitDepositForPower(networkQAPower builtin.FilterEsti
 		},
 		sectorWeight), nil
 }
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/reward/temp
+++ b/chain/actors/builtin/reward/temp
--- a/chain/actors/builtin/reward/v0.go
+++ b/chain/actors/builtin/reward/v0.go
@ -23,6 +23,12 @@ func load0(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make0(store adt.Store, currRealizedPower abi.StoragePower) (State, error) {
+	out := state0{store: store}
+	out.State = *reward0.ConstructState(currRealizedPower)
+	return &out, nil
+}
+
 type state0 struct {
 	reward0.State
 	store adt.Store
@ -83,3 +89,7 @@ func (s *state0) PreCommitDepositForPower(networkQAPower builtin.FilterEstimate,
 		},
 		sectorWeight), nil
 }
+
+func (s *state0) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/reward/v2.go
+++ b/chain/actors/builtin/reward/v2.go
@ -23,6 +23,12 @@ func load2(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make2(store adt.Store, currRealizedPower abi.StoragePower) (State, error) {
+	out := state2{store: store}
+	out.State = *reward2.ConstructState(currRealizedPower)
+	return &out, nil
+}
+
 type state2 struct {
 	reward2.State
 	store adt.Store
@ -86,3 +92,7 @@ func (s *state2) PreCommitDepositForPower(networkQAPower builtin.FilterEstimate,
 		},
 		sectorWeight), nil
 }
+
+func (s *state2) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/reward/v3.go
+++ b/chain/actors/builtin/reward/v3.go
@ -23,6 +23,12 @@ func load3(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make3(store adt.Store, currRealizedPower abi.StoragePower) (State, error) {
+	out := state3{store: store}
+	out.State = *reward3.ConstructState(currRealizedPower)
+	return &out, nil
+}
+
 type state3 struct {
 	reward3.State
 	store adt.Store
@ -86,3 +92,7 @@ func (s *state3) PreCommitDepositForPower(networkQAPower builtin.FilterEstimate,
 		},
 		sectorWeight), nil
 }
+
+func (s *state3) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/reward/v4.go
+++ b/chain/actors/builtin/reward/v4.go
@ -23,6 +23,12 @@ func load4(store adt.Store, root cid.Cid) (State, error) {
 	return &out, nil
 }

+func make4(store adt.Store, currRealizedPower abi.StoragePower) (State, error) {
+	out := state4{store: store}
+	out.State = *reward4.ConstructState(currRealizedPower)
+	return &out, nil
+}
+
 type state4 struct {
 	reward4.State
 	store adt.Store
@ -86,3 +92,7 @@ func (s *state4) PreCommitDepositForPower(networkQAPower builtin.FilterEstimate,
 		},
 		sectorWeight), nil
 }
+
+func (s *state4) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/system/actor.go.template
+++ b/chain/actors/builtin/system/actor.go.template
@ -0,0 +1,41 @@
+package system
+
+import (
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/filecoin-project/lotus/chain/actors"
+	"golang.org/x/xerrors"
+	"github.com/ipfs/go-cid"
+
+{{range .versions}}
+	builtin{{.}} "github.com/filecoin-project/specs-actors{{import .}}actors/builtin"
+{{end}}
+)
+
+var (
+	Address = builtin{{.latestVersion}}.SystemActorAddr
+)
+
+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return make{{.}}(store)
+{{end}}
+}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+{{range .versions}}
+	case actors.Version{{.}}:
+		return builtin{{.}}.SystemActorCodeID, nil
+{{end}}
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
+type State interface {
+	GetState() interface{}
+}
--- a/chain/actors/builtin/system/state.go.template
+++ b/chain/actors/builtin/system/state.go.template
@ -0,0 +1,35 @@
+package system
+
+import (
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
+	system{{.v}} "github.com/filecoin-project/specs-actors{{.import}}actors/builtin/system"
+)
+
+var _ State = (*state{{.v}})(nil)
+
+func load{{.v}}(store adt.Store, root cid.Cid) (State, error) {
+	out := state{{.v}}{store: store}
+	err := store.Get(store.Context(), root, &out)
+	if err != nil {
+		return nil, err
+	}
+	return &out, nil
+}
+
+func make{{.v}}(store adt.Store) (State, error) {
+	out := state{{.v}}{store: store}
+	out.State = system{{.v}}.State{}
+	return &out, nil
+}
+
+type state{{.v}} struct {
+	system{{.v}}.State
+	store adt.Store
+}
+
+func (s *state{{.v}}) GetState() interface{} {
+	return &s.State
+}
--- a/chain/actors/builtin/system/system.go
+++ b/chain/actors/builtin/system/system.go
@ -0,0 +1,63 @@
+package system
+
+import (
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	"github.com/ipfs/go-cid"
+	"golang.org/x/xerrors"
+
+	builtin0 "github.com/filecoin-project/specs-actors/actors/builtin"
+
+	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
+
+	builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"
+
+	builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
+)
+
+var (
+	Address = builtin4.SystemActorAddr
+)
+
+func MakeState(store adt.Store, av actors.Version) (State, error) {
+	switch av {
+
+	case actors.Version0:
+		return make0(store)
+
+	case actors.Version2:
+		return make2(store)
+
+	case actors.Version3:
+		return make3(store)
+
+	case actors.Version4:
+		return make4(store)
+
+	}
+	return nil, xerrors.Errorf("unknown actor version %d", av)
+}
+
+func GetActorCodeID(av actors.Version) (cid.Cid, error) {
+	switch av {
+
+	case actors.Version0:
+		return builtin0.SystemActorCodeID, nil
+
+	case actors.Version2:
+		return builtin2.SystemActorCodeID, nil
+
+	case actors.Version3:
+		return builtin3.SystemActorCodeID, nil
+
+	case actors.Version4:
+		return builtin4.SystemActorCodeID, nil
+
+	}
+
+	return cid.Undef, xerrors.Errorf("unknown actor version %d", av)
+}
+
+type State interface {
+	GetState() interface{}
+}
--- a/Show More
+++ b/Show More