diff --git a/api/api_full.go b/api/api_full.go
index 42f0cff27..a59982a79 100644
--- a/api/api_full.go
+++ b/api/api_full.go
@@ -331,7 +331,7 @@ type FullNode interface {
 	StateVerifiedClientStatus(ctx context.Context, addr address.Address, tsk types.TipSetKey) (*verifreg.DataCap, error)
 	// StateDealProviderCollateralBounds returns the min and max collateral a storage provider
 	// can issue. It takes the deal size and verified status as parameters.
-	StateDealProviderCollateralBounds(context.Context, abi.PaddedPieceSize, bool, types.TipSetKey) (abi.TokenAmount, abi.TokenAmount, error)
+	StateDealProviderCollateralBounds(context.Context, abi.PaddedPieceSize, bool, types.TipSetKey) (DealCollateralBounds, error)
 
 	// MethodGroup: Msig
 	// The Msig methods are used to interact with multisig wallets on the
@@ -638,6 +638,11 @@ type ComputeStateOutput struct {
 	Trace []*InvocResult
 }
 
+type DealCollateralBounds struct {
+	Min abi.TokenAmount
+	Max abi.TokenAmount
+}
+
 type MiningBaseInfo struct {
 	MinerPower      types.BigInt
 	NetworkPower    types.BigInt
diff --git a/api/apistruct/struct.go b/api/apistruct/struct.go
index a3824dc7a..68bb9cf75 100644
--- a/api/apistruct/struct.go
+++ b/api/apistruct/struct.go
@@ -167,7 +167,7 @@ type FullNodeStruct struct {
 		StateListMessages                  func(ctx context.Context, match *types.Message, tsk types.TipSetKey, toht abi.ChainEpoch) ([]cid.Cid, error)        `perm:"read"`
 		StateCompute                       func(context.Context, abi.ChainEpoch, []*types.Message, types.TipSetKey) (*api.ComputeStateOutput, error)           `perm:"read"`
 		StateVerifiedClientStatus          func(context.Context, address.Address, types.TipSetKey) (*verifreg.DataCap, error)                                  `perm:"read"`
-		StateDealProviderCollateralBounds  func(context.Context, abi.PaddedPieceSize, bool, types.TipSetKey) (abi.TokenAmount, abi.TokenAmount, error)         `perm:"read"`
+		StateDealProviderCollateralBounds  func(context.Context, abi.PaddedPieceSize, bool, types.TipSetKey) (api.DealCollateralBounds, error)                 `perm:"read"`
 
 		MsigGetAvailableBalance func(context.Context, address.Address, types.TipSetKey) (types.BigInt, error)                                                                    `perm:"read"`
 		MsigCreate              func(context.Context, uint64, []address.Address, abi.ChainEpoch, types.BigInt, address.Address, types.BigInt) (cid.Cid, error)                   `perm:"sign"`
@@ -747,7 +747,7 @@ func (c *FullNodeStruct) StateVerifiedClientStatus(ctx context.Context, addr add
 	return c.Internal.StateVerifiedClientStatus(ctx, addr, tsk)
 }
 
-func (c *FullNodeStruct) StateDealProviderCollateralBounds(ctx context.Context, size abi.PaddedPieceSize, verified bool, tsk types.TipSetKey) (abi.TokenAmount, abi.TokenAmount, error) {
+func (c *FullNodeStruct) StateDealProviderCollateralBounds(ctx context.Context, size abi.PaddedPieceSize, verified bool, tsk types.TipSetKey) (api.DealCollateralBounds, error) {
 	return c.Internal.StateDealProviderCollateralBounds(ctx, size, verified, tsk)
 }
 
diff --git a/chain/events/state/predicates_test.go b/chain/events/state/predicates_test.go
index 8168f14d2..a750d270e 100644
--- a/chain/events/state/predicates_test.go
+++ b/chain/events/state/predicates_test.go
@@ -2,6 +2,7 @@ package state
 
 import (
 	"context"
+	"github.com/filecoin-project/go-bitfield"
 	"testing"
 
 	"github.com/stretchr/testify/require"
@@ -447,7 +448,11 @@ func createEmptyMinerState(ctx context.Context, t *testing.T, store adt.Store, o
 
 	minerInfo := emptyMap
 
-	state, err := miner.ConstructState(minerInfo, 123, emptyArrayCid, emptyMap, emptyDeadlinesCid)
+	emptyBitfield := bitfield.NewFromSet(nil)
+	emptyBitfieldCid, err := store.Put(context.Background(), emptyBitfield)
+	require.NoError(t, err)
+
+	state, err := miner.ConstructState(minerInfo, 123, emptyBitfieldCid, emptyArrayCid, emptyMap, emptyDeadlinesCid)
 	require.NoError(t, err)
 	return state
 
diff --git a/go.mod b/go.mod
index f0a21a4d5..ee26180a5 100644
--- a/go.mod
+++ b/go.mod
@@ -23,16 +23,16 @@ require (
 	github.com/filecoin-project/go-crypto v0.0.0-20191218222705-effae4ea9f03
 	github.com/filecoin-project/go-data-transfer v0.5.1
 	github.com/filecoin-project/go-fil-commcid v0.0.0-20200716160307-8f644712406f
-	github.com/filecoin-project/go-fil-markets v0.5.2
+	github.com/filecoin-project/go-fil-markets v0.5.3-0.20200730055800-0acae26d3c42
 	github.com/filecoin-project/go-jsonrpc v0.1.1-0.20200602181149-522144ab4e24
 	github.com/filecoin-project/go-multistore v0.0.2
 	github.com/filecoin-project/go-paramfetch v0.0.2-0.20200701152213-3e0f0afdc261
 	github.com/filecoin-project/go-statestore v0.1.0
 	github.com/filecoin-project/go-storedcounter v0.0.0-20200421200003-1c99c62e8a5b
-	github.com/filecoin-project/sector-storage v0.0.0-20200727112136-9377cb376d25
+	github.com/filecoin-project/sector-storage v0.0.0-20200730102003-33dfb9a9cc72
 	github.com/filecoin-project/specs-actors v0.8.2
 	github.com/filecoin-project/specs-storage v0.1.1-0.20200622113353-88a9704877ea
-	github.com/filecoin-project/storage-fsm v0.0.0-20200728185042-33f96f051f20
+	github.com/filecoin-project/storage-fsm v0.0.0-20200730122205-d423ae90d8d4
 	github.com/gbrlsnchs/jwt/v3 v3.0.0-beta.1
 	github.com/go-kit/kit v0.10.0
 	github.com/go-ole/go-ole v1.2.4 // indirect
diff --git a/go.sum b/go.sum
index b39a6e3f8..ac262081d 100644
--- a/go.sum
+++ b/go.sum
@@ -229,7 +229,6 @@ github.com/filecoin-project/go-amt-ipld/v2 v2.1.0 h1:t6qDiuGYYngDqaLc2ZUvdtAg4UN
 github.com/filecoin-project/go-amt-ipld/v2 v2.1.0/go.mod h1:nfFPoGyX0CU9SkXX8EoCcSuHN1XcbN0c6KBh7yvP5fs=
 github.com/filecoin-project/go-bitfield v0.0.0-20200416002808-b3ee67ec9060/go.mod h1:iodsLxOFZnqKtjj2zkgqzoGNrv6vUqj69AT/J8DKXEw=
 github.com/filecoin-project/go-bitfield v0.0.1/go.mod h1:Ry9/iUlWSyjPUzlAvdnfy4Gtvrq4kWmWDztCU1yEgJY=
-github.com/filecoin-project/go-bitfield v0.0.2-0.20200518150651-562fdb554b6e/go.mod h1:Ry9/iUlWSyjPUzlAvdnfy4Gtvrq4kWmWDztCU1yEgJY=
 github.com/filecoin-project/go-bitfield v0.0.3/go.mod h1:Ry9/iUlWSyjPUzlAvdnfy4Gtvrq4kWmWDztCU1yEgJY=
 github.com/filecoin-project/go-bitfield v0.0.4-0.20200703174658-f4a5758051a1 h1:xuHlrdznafh7ul5t4xEncnA4qgpQvJZEw+mr98eqHXw=
 github.com/filecoin-project/go-bitfield v0.0.4-0.20200703174658-f4a5758051a1/go.mod h1:Ry9/iUlWSyjPUzlAvdnfy4Gtvrq4kWmWDztCU1yEgJY=
@@ -246,8 +245,8 @@ github.com/filecoin-project/go-data-transfer v0.5.1/go.mod h1:PRs78hp9u8T4G2Jce5
 github.com/filecoin-project/go-fil-commcid v0.0.0-20200208005934-2b8bd03caca5/go.mod h1:JbkIgFF/Z9BDlvrJO1FuKkaWsH673/UdFaiVS6uIHlA=
 github.com/filecoin-project/go-fil-commcid v0.0.0-20200716160307-8f644712406f h1:GxJzR3oRIMTPtpZ0b7QF8FKPK6/iPAc7trhlL5k/g+s=
 github.com/filecoin-project/go-fil-commcid v0.0.0-20200716160307-8f644712406f/go.mod h1:Eaox7Hvus1JgPrL5+M3+h7aSPHc0cVqpSxA+TxIEpZQ=
-github.com/filecoin-project/go-fil-markets v0.5.2 h1:4xW3JoPnPDKP+f4s/tWLmuYaReGdjetHZT7qgXivdiw=
-github.com/filecoin-project/go-fil-markets v0.5.2/go.mod h1:zDhwmUy/AS/xCJOayW7Cedff9SDuSdGIWRnGXBDjcOk=
+github.com/filecoin-project/go-fil-markets v0.5.3-0.20200730055800-0acae26d3c42 h1:TPGmqX/9mUH/BBywG4GtNHqnrRunZLxRgBNrK40XpOs=
+github.com/filecoin-project/go-fil-markets v0.5.3-0.20200730055800-0acae26d3c42/go.mod h1:l0I1+rlKS5fSNj5cKdEj5inLWVsglKZm5fUYROmFgKY=
 github.com/filecoin-project/go-jsonrpc v0.1.1-0.20200602181149-522144ab4e24 h1:Jc7vkplmZYVuaEcSXGHDwefvZIdoyyaoGDLqSr8Svms=
 github.com/filecoin-project/go-jsonrpc v0.1.1-0.20200602181149-522144ab4e24/go.mod h1:j6zV//WXIIY5kky873Q3iIKt/ViOE8rcijovmpxrXzM=
 github.com/filecoin-project/go-multistore v0.0.2 h1:JZEddnXXt3mMzHi7bi9IH7Yi1NpGLy19J5Lk/xbxBMs=
@@ -261,31 +260,30 @@ github.com/filecoin-project/go-paramfetch v0.0.2-0.20200701152213-3e0f0afdc261/g
 github.com/filecoin-project/go-statemachine v0.0.0-20200226041606-2074af6d51d9/go.mod h1:FGwQgZAt2Gh5mjlwJUlVB62JeYdo+if0xWxSEfBD9ig=
 github.com/filecoin-project/go-statemachine v0.0.0-20200714194326-a77c3ae20989 h1:1GjCS3xy/CRIw7Tq0HfzX6Al8mklrszQZ3iIFnjPzHk=
 github.com/filecoin-project/go-statemachine v0.0.0-20200714194326-a77c3ae20989/go.mod h1:FGwQgZAt2Gh5mjlwJUlVB62JeYdo+if0xWxSEfBD9ig=
+github.com/filecoin-project/go-statemachine v0.0.0-20200730031800-c3336614d2a7 h1:KAF3WM/xSnl6G6RHX8vDJthg4+e4PSgBh72//6c6Qvc=
+github.com/filecoin-project/go-statemachine v0.0.0-20200730031800-c3336614d2a7/go.mod h1:FGwQgZAt2Gh5mjlwJUlVB62JeYdo+if0xWxSEfBD9ig=
 github.com/filecoin-project/go-statestore v0.1.0 h1:t56reH59843TwXHkMcwyuayStBIiWBRilQjQ+5IiwdQ=
 github.com/filecoin-project/go-statestore v0.1.0/go.mod h1:LFc9hD+fRxPqiHiaqUEZOinUJB4WARkRfNl10O7kTnI=
 github.com/filecoin-project/go-storedcounter v0.0.0-20200421200003-1c99c62e8a5b h1:fkRZSPrYpk42PV3/lIXiL0LHetxde7vyYYvSsttQtfg=
 github.com/filecoin-project/go-storedcounter v0.0.0-20200421200003-1c99c62e8a5b/go.mod h1:Q0GQOBtKf1oE10eSXSlhN45kDBdGvEcVOqMiffqX+N8=
-github.com/filecoin-project/sector-storage v0.0.0-20200615154852-728a47ab99d6/go.mod h1:M59QnAeA/oV+Z8oHFLoNpGMv0LZ8Rll+vHVXX7GirPM=
 github.com/filecoin-project/sector-storage v0.0.0-20200712023225-1d67dcfa3c15 h1:miw6hiusb/MkV1ryoqUKKWnvHhPW00AYtyeCj0L8pqo=
 github.com/filecoin-project/sector-storage v0.0.0-20200712023225-1d67dcfa3c15/go.mod h1:salgVdX7qeXFo/xaiEQE29J4pPkjn71T0kt0n+VDBzo=
-github.com/filecoin-project/sector-storage v0.0.0-20200727112136-9377cb376d25 h1:sTonFkDw3KrIFIJTfIevYXyk+Mu9LbjbOHn/fWoMOMc=
-github.com/filecoin-project/sector-storage v0.0.0-20200727112136-9377cb376d25/go.mod h1:f9W29dKqNFm8Su4OddGwkAQOYMKYUR5Fk2oC/JZDjCI=
+github.com/filecoin-project/sector-storage v0.0.0-20200730050024-3ee28c3b6d9a/go.mod h1:oOawOl9Yk+qeytLzzIryjI8iRbqo+qzS6EEeElP4PWA=
+github.com/filecoin-project/sector-storage v0.0.0-20200730102003-33dfb9a9cc72 h1:XPi90WiPVZFAV42N5YfLtUiqyk+ba/Ap/a7R+Aoe434=
+github.com/filecoin-project/sector-storage v0.0.0-20200730102003-33dfb9a9cc72/go.mod h1:oOawOl9Yk+qeytLzzIryjI8iRbqo+qzS6EEeElP4PWA=
 github.com/filecoin-project/specs-actors v0.0.0-20200210130641-2d1fbd8672cf/go.mod h1:xtDZUB6pe4Pksa/bAJbJ693OilaC5Wbot9jMhLm3cZA=
 github.com/filecoin-project/specs-actors v0.3.0/go.mod h1:nQYnFbQ7Y0bHZyq6HDEuVlCPR+U3z5Q3wMOQ+2aiV+Y=
-github.com/filecoin-project/specs-actors v0.6.0/go.mod h1:dRdy3cURykh2R8O/DKqy8olScl70rmIS7GrB4hB1IDY=
 github.com/filecoin-project/specs-actors v0.6.1/go.mod h1:dRdy3cURykh2R8O/DKqy8olScl70rmIS7GrB4hB1IDY=
 github.com/filecoin-project/specs-actors v0.7.3-0.20200716231407-60a2ae96d2e6 h1:F+GcBdKPdW/wTv6bMJxG9Zj1dc0UGkO6uNOQmKP/g1o=
 github.com/filecoin-project/specs-actors v0.7.3-0.20200716231407-60a2ae96d2e6/go.mod h1:JOMUa7EijvpOO4ofD1yeHNmqohkmmnhTvz/IpB6so4c=
-github.com/filecoin-project/specs-actors v0.8.1-0.20200720115956-cd051eabf328/go.mod h1:0+CxQ5Jeii3522irTvhKRDpr4GG1bj5Erq3p/d38DzY=
 github.com/filecoin-project/specs-actors v0.8.1-0.20200728182452-1476088f645b h1:Tr34QNdGYMT2ghM6o1H1bMziTw/nWd/B2Um2A3vWp2c=
 github.com/filecoin-project/specs-actors v0.8.1-0.20200728182452-1476088f645b/go.mod h1:U1qnlL3MjJnE6n3MTUUVhlmpJodx+fo26cC0aiL1jeo=
 github.com/filecoin-project/specs-actors v0.8.2 h1:fpAPOPqWqmzJCWHpm6P1XDRSpQrxyY5Pzh5H3doYs7Q=
 github.com/filecoin-project/specs-actors v0.8.2/go.mod h1:Q3ACV5kBLvqPaYbthc/J1lGMJ5OwogmD9pzdtPRMdCw=
-github.com/filecoin-project/specs-storage v0.1.0/go.mod h1:Pr5ntAaxsh+sLG/LYiL4tKzvA83Vk5vLODYhfNwOg7k=
 github.com/filecoin-project/specs-storage v0.1.1-0.20200622113353-88a9704877ea h1:iixjULRQFPn7Q9KlIqfwLJnlAXO10bbkI+xy5GKGdLY=
 github.com/filecoin-project/specs-storage v0.1.1-0.20200622113353-88a9704877ea/go.mod h1:Pr5ntAaxsh+sLG/LYiL4tKzvA83Vk5vLODYhfNwOg7k=
-github.com/filecoin-project/storage-fsm v0.0.0-20200728185042-33f96f051f20 h1:VK2DdNGNQ1A1QwS4aCqAUeWKrJototfTv7p6qIHvU7o=
-github.com/filecoin-project/storage-fsm v0.0.0-20200728185042-33f96f051f20/go.mod h1:1CGbd11KkHuyWPT+xwwCol1zl/jnlpiKD2L4fzKxaiI=
+github.com/filecoin-project/storage-fsm v0.0.0-20200730122205-d423ae90d8d4 h1:Eg7Ia3iRWKMXpS7bU8ufarQJyGsBor7eGgfrAHfn8HA=
+github.com/filecoin-project/storage-fsm v0.0.0-20200730122205-d423ae90d8d4/go.mod h1:1CGbd11KkHuyWPT+xwwCol1zl/jnlpiKD2L4fzKxaiI=
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
 github.com/flynn/noise v0.0.0-20180327030543-2492fe189ae6 h1:u/UEqS66A5ckRmS4yNpjmVH56sVtS/RfclBAYocb4as=
 github.com/flynn/noise v0.0.0-20180327030543-2492fe189ae6/go.mod h1:1i71OnUq3iUe1ma7Lr6yG6/rjvM3emb6yoL7xLFzcVQ=
diff --git a/markets/retrievaladapter/provider.go b/markets/retrievaladapter/provider.go
index 6c425ccd8..d8970f0c5 100644
--- a/markets/retrievaladapter/provider.go
+++ b/markets/retrievaladapter/provider.go
@@ -39,8 +39,8 @@ func (rpn *retrievalProviderNode) GetMinerWorkerAddress(ctx context.Context, min
 	return mi.Worker, err
 }
 
-func (rpn *retrievalProviderNode) UnsealSector(ctx context.Context, sectorID uint64, offset uint64, length uint64) (io.ReadCloser, error) {
-	si, err := rpn.miner.GetSectorInfo(abi.SectorNumber(sectorID))
+func (rpn *retrievalProviderNode) UnsealSector(ctx context.Context, sectorID abi.SectorNumber, offset abi.UnpaddedPieceSize, length abi.UnpaddedPieceSize) (io.ReadCloser, error) {
+	si, err := rpn.miner.GetSectorInfo(sectorID)
 	if err != nil {
 		return nil, err
 	}
@@ -52,12 +52,12 @@ func (rpn *retrievalProviderNode) UnsealSector(ctx context.Context, sectorID uin
 
 	sid := abi.SectorID{
 		Miner:  abi.ActorID(mid),
-		Number: abi.SectorNumber(sectorID),
+		Number: sectorID,
 	}
 
 	r, w := io.Pipe()
 	go func() {
-		err := rpn.sealer.ReadPiece(ctx, w, sid, storiface.UnpaddedByteIndex(offset), abi.UnpaddedPieceSize(length), si.TicketValue, *si.CommD)
+		err := rpn.sealer.ReadPiece(ctx, w, sid, storiface.UnpaddedByteIndex(offset), length, si.TicketValue, *si.CommD)
 		_ = w.CloseWithError(err)
 	}()
 
diff --git a/markets/storageadapter/client.go b/markets/storageadapter/client.go
index f5cb43251..27589aaa0 100644
--- a/markets/storageadapter/client.go
+++ b/markets/storageadapter/client.go
@@ -239,7 +239,12 @@ func (c *ClientNodeAdapter) ValidatePublishedDeal(ctx context.Context, deal stor
 }
 
 func (c *ClientNodeAdapter) DealProviderCollateralBounds(ctx context.Context, size abi.PaddedPieceSize, isVerified bool) (abi.TokenAmount, abi.TokenAmount, error) {
-	return c.StateDealProviderCollateralBounds(ctx, size, isVerified, types.EmptyTSK)
+	bounds, err := c.StateDealProviderCollateralBounds(ctx, size, isVerified, types.EmptyTSK)
+	if err != nil {
+		return abi.TokenAmount{}, abi.TokenAmount{}, err
+	}
+
+	return bounds.Min, bounds.Max, nil
 }
 
 func (c *ClientNodeAdapter) OnDealSectorCommitted(ctx context.Context, provider address.Address, dealId abi.DealID, cb storagemarket.DealSectorCommittedCallback) error {
diff --git a/markets/storageadapter/provider.go b/markets/storageadapter/provider.go
index cad4e70e5..e1de4feb0 100644
--- a/markets/storageadapter/provider.go
+++ b/markets/storageadapter/provider.go
@@ -88,8 +88,8 @@ func (n *ProviderNodeAdapter) PublishDeals(ctx context.Context, deal storagemark
 	return smsg.Cid(), nil
 }
 
-func (n *ProviderNodeAdapter) OnDealComplete(ctx context.Context, deal storagemarket.MinerDeal, pieceSize abi.UnpaddedPieceSize, pieceData io.Reader) error {
-	_, err := n.secb.AddPiece(ctx, pieceSize, pieceData, sealing.DealInfo{
+func (n *ProviderNodeAdapter) OnDealComplete(ctx context.Context, deal storagemarket.MinerDeal, pieceSize abi.UnpaddedPieceSize, pieceData io.Reader) (*storagemarket.PackingResult, error) {
+	p, offset, err := n.secb.AddPiece(ctx, pieceSize, pieceData, sealing.DealInfo{
 		DealID: deal.DealID,
 		DealSchedule: sealing.DealSchedule{
 			StartEpoch: deal.ClientDealProposal.Proposal.StartEpoch,
@@ -98,11 +98,15 @@ func (n *ProviderNodeAdapter) OnDealComplete(ctx context.Context, deal storagema
 		KeepUnsealed: deal.FastRetrieval,
 	})
 	if err != nil {
-		return xerrors.Errorf("AddPiece failed: %s", err)
+		return nil, xerrors.Errorf("AddPiece failed: %s", err)
 	}
 	log.Warnf("New Deal: deal %d", deal.DealID)
 
-	return nil
+	return &storagemarket.PackingResult{
+		SectorNumber: p,
+		Offset:       offset,
+		Size:         pieceSize.Padded(),
+	}, nil
 }
 
 func (n *ProviderNodeAdapter) VerifySignature(ctx context.Context, sig crypto.Signature, addr address.Address, input []byte, encodedTs shared.TipSetToken) (bool, error) {
@@ -199,7 +203,7 @@ func (n *ProviderNodeAdapter) GetBalance(ctx context.Context, addr address.Addre
 	return utils.ToSharedBalance(bal), nil
 }
 
-func (n *ProviderNodeAdapter) LocatePieceForDealWithinSector(ctx context.Context, dealID abi.DealID, encodedTs shared.TipSetToken) (sectorID uint64, offset uint64, length uint64, err error) {
+func (n *ProviderNodeAdapter) LocatePieceForDealWithinSector(ctx context.Context, dealID abi.DealID, encodedTs shared.TipSetToken) (sectorID abi.SectorNumber, offset abi.PaddedPieceSize, length abi.PaddedPieceSize, err error) {
 	refs, err := n.secb.GetRefs(dealID)
 	if err != nil {
 		return 0, 0, 0, err
@@ -225,11 +229,16 @@ func (n *ProviderNodeAdapter) LocatePieceForDealWithinSector(ctx context.Context
 	if bestSi.State == sealing.UndefinedSectorState {
 		return 0, 0, 0, xerrors.New("no sealed sector found")
 	}
-	return uint64(best.SectorID), uint64(best.Offset.Unpadded()), uint64(best.Size), nil
+	return best.SectorID, best.Offset, best.Size.Padded(), nil
 }
 
 func (n *ProviderNodeAdapter) DealProviderCollateralBounds(ctx context.Context, size abi.PaddedPieceSize, isVerified bool) (abi.TokenAmount, abi.TokenAmount, error) {
-	return n.StateDealProviderCollateralBounds(ctx, size, isVerified, types.EmptyTSK)
+	bounds, err := n.StateDealProviderCollateralBounds(ctx, size, isVerified, types.EmptyTSK)
+	if err != nil {
+		return abi.TokenAmount{}, abi.TokenAmount{}, err
+	}
+
+	return bounds.Min, bounds.Max, nil
 }
 
 func (n *ProviderNodeAdapter) OnDealSectorCommitted(ctx context.Context, provider address.Address, dealID abi.DealID, cb storagemarket.DealSectorCommittedCallback) error {
diff --git a/node/builder.go b/node/builder.go
index eef07fab9..b4f0fa518 100644
--- a/node/builder.go
+++ b/node/builder.go
@@ -265,6 +265,7 @@ func Online() Option {
 			Override(new(dtypes.ClientDatastore), modules.NewClientDatastore),
 			Override(new(dtypes.ClientDataTransfer), modules.NewClientGraphsyncDataTransfer),
 			Override(new(dtypes.ClientRequestValidator), modules.NewClientRequestValidator),
+			Override(new(modules.ClientDealFunds), modules.NewClientDealFunds),
 			Override(new(storagemarket.StorageClient), modules.StorageClient),
 			Override(new(storagemarket.StorageClientNode), storageadapter.NewClientNodeAdapter),
 			Override(RegisterClientValidatorKey, modules.RegisterClientValidator),
@@ -308,6 +309,7 @@ func Online() Option {
 			Override(new(dtypes.ProviderRequestValidator), modules.NewProviderRequestValidator),
 			Override(new(dtypes.ProviderPieceStore), modules.NewProviderPieceStore),
 			Override(new(*storedask.StoredAsk), modules.NewStorageAsk),
+			Override(new(modules.ProviderDealFunds), modules.NewProviderDealFunds),
 			Override(new(storagemarket.StorageProvider), modules.StorageProvider),
 			Override(new(storagemarket.StorageProviderNode), storageadapter.NewProviderNodeAdapter),
 			Override(RegisterProviderValidatorKey, modules.RegisterProviderValidator),
diff --git a/node/impl/full/state.go b/node/impl/full/state.go
index c4228a90b..0951258b7 100644
--- a/node/impl/full/state.go
+++ b/node/impl/full/state.go
@@ -1152,10 +1152,10 @@ var dealProviderCollateralDen = types.NewInt(100)
 
 // StateDealProviderCollateralBounds returns the min and max collateral a storage provider
 // can issue. It takes the deal size and verified status as parameters.
-func (a *StateAPI) StateDealProviderCollateralBounds(ctx context.Context, size abi.PaddedPieceSize, verified bool, tsk types.TipSetKey) (abi.TokenAmount, abi.TokenAmount, error) {
+func (a *StateAPI) StateDealProviderCollateralBounds(ctx context.Context, size abi.PaddedPieceSize, verified bool, tsk types.TipSetKey) (api.DealCollateralBounds, error) {
 	ts, err := a.Chain.GetTipSetFromKey(tsk)
 	if err != nil {
-		return big.Zero(), big.Zero(), xerrors.Errorf("loading tipset %s: %w", tsk, err)
+		return api.DealCollateralBounds{}, xerrors.Errorf("loading tipset %s: %w", tsk, err)
 	}
 
 	var powerState power.State
@@ -1174,14 +1174,17 @@ func (a *StateAPI) StateDealProviderCollateralBounds(ctx context.Context, size a
 	})
 
 	if err != nil {
-		return big.Zero(), big.Zero(), xerrors.Errorf("getting power and reward actor states: %w")
+		return api.DealCollateralBounds{}, xerrors.Errorf("getting power and reward actor states: %w")
 	}
 
 	circ, err := a.StateManager.CirculatingSupply(ctx, ts)
 	if err != nil {
-		return big.Zero(), big.Zero(), xerrors.Errorf("getting total circulating supply: %w")
+		return api.DealCollateralBounds{}, xerrors.Errorf("getting total circulating supply: %w")
 	}
 
 	min, max := market.DealProviderCollateralBounds(size, verified, powerState.ThisEpochQualityAdjPower, rewardState.ThisEpochBaselinePower, circ)
-	return types.BigDiv(types.BigMul(min, dealProviderCollateralNum), dealProviderCollateralDen), max, nil
+	return api.DealCollateralBounds{
+		Min: types.BigDiv(types.BigMul(min, dealProviderCollateralNum), dealProviderCollateralDen),
+		Max: max,
+	}, nil
 }
diff --git a/node/modules/client.go b/node/modules/client.go
index 970466a8f..1bba07672 100644
--- a/node/modules/client.go
+++ b/node/modules/client.go
@@ -2,6 +2,7 @@ package modules
 
 import (
 	"context"
+	"github.com/filecoin-project/go-fil-markets/storagemarket/impl/funds"
 	"time"
 
 	"github.com/filecoin-project/go-multistore"
@@ -112,9 +113,15 @@ func NewClientRequestValidator(deals dtypes.ClientDealStore) dtypes.ClientReques
 	return requestvalidation.NewUnifiedRequestValidator(nil, deals)
 }
 
-func StorageClient(lc fx.Lifecycle, h host.Host, ibs dtypes.ClientBlockstore, mds dtypes.ClientMultiDstore, r repo.LockedRepo, dataTransfer dtypes.ClientDataTransfer, discovery *discovery.Local, deals dtypes.ClientDatastore, scn storagemarket.StorageClientNode) (storagemarket.StorageClient, error) {
+type ClientDealFunds funds.DealFunds
+
+func NewClientDealFunds(ds dtypes.MetadataDS) (ClientDealFunds, error) {
+	return funds.NewDealFunds(ds, datastore.NewKey("/marketfunds/client"))
+}
+
+func StorageClient(lc fx.Lifecycle, h host.Host, ibs dtypes.ClientBlockstore, mds dtypes.ClientMultiDstore, r repo.LockedRepo, dataTransfer dtypes.ClientDataTransfer, discovery *discovery.Local, deals dtypes.ClientDatastore, scn storagemarket.StorageClientNode, dealFunds ClientDealFunds) (storagemarket.StorageClient, error) {
 	net := smnet.NewFromLibp2pHost(h)
-	c, err := storageimpl.NewClient(net, ibs, mds, dataTransfer, discovery, deals, scn, storageimpl.DealPollingInterval(time.Second))
+	c, err := storageimpl.NewClient(net, ibs, mds, dataTransfer, discovery, deals, scn, dealFunds, storageimpl.DealPollingInterval(time.Second))
 	if err != nil {
 		return nil, err
 	}
diff --git a/node/modules/storageminer.go b/node/modules/storageminer.go
index b28363eaf..a1ac7c8d2 100644
--- a/node/modules/storageminer.go
+++ b/node/modules/storageminer.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"github.com/filecoin-project/go-fil-markets/storagemarket/impl/funds"
 	"net/http"
 	"time"
 
@@ -354,6 +355,12 @@ func NewStorageAsk(ctx helpers.MetricsCtx, fapi lapi.FullNode, ds dtypes.Metadat
 	return storedAsk, nil
 }
 
+type ProviderDealFunds funds.DealFunds
+
+func NewProviderDealFunds(ds dtypes.MetadataDS) (ProviderDealFunds, error) {
+	return funds.NewDealFunds(ds, datastore.NewKey("/marketfunds/provider"))
+}
+
 func StorageProvider(minerAddress dtypes.MinerAddress,
 	ffiConfig *ffiwrapper.Config,
 	storedAsk *storedask.StoredAsk,
@@ -363,6 +370,7 @@ func StorageProvider(minerAddress dtypes.MinerAddress,
 	pieceStore dtypes.ProviderPieceStore,
 	dataTransfer dtypes.ProviderDataTransfer,
 	spn storagemarket.StorageProviderNode,
+	funds ProviderDealFunds,
 	onlineOk dtypes.ConsiderOnlineStorageDealsConfigFunc,
 	offlineOk dtypes.ConsiderOfflineStorageDealsConfigFunc,
 	blocklistFunc dtypes.StorageDealPieceCidBlocklistConfigFunc,
@@ -425,7 +433,7 @@ func StorageProvider(minerAddress dtypes.MinerAddress,
 		return true, "", nil
 	})
 
-	p, err := storageimpl.NewProvider(net, namespace.Wrap(ds, datastore.NewKey("/deals/provider")), store, mds, pieceStore, dataTransfer, spn, address.Address(minerAddress), ffiConfig.SealProofType, storedAsk, opt)
+	p, err := storageimpl.NewProvider(net, namespace.Wrap(ds, datastore.NewKey("/deals/provider")), store, mds, pieceStore, dataTransfer, spn, address.Address(minerAddress), ffiConfig.SealProofType, storedAsk, funds, opt)
 	if err != nil {
 		return p, err
 	}
diff --git a/storage/sealing.go b/storage/sealing.go
index 3176017bf..1cbaa075c 100644
--- a/storage/sealing.go
+++ b/storage/sealing.go
@@ -16,7 +16,7 @@ func (m *Miner) Address() address.Address {
 	return m.sealing.Address()
 }
 
-func (m *Miner) AddPieceToAnySector(ctx context.Context, size abi.UnpaddedPieceSize, r io.Reader, d sealing.DealInfo) (abi.SectorNumber, uint64, error) {
+func (m *Miner) AddPieceToAnySector(ctx context.Context, size abi.UnpaddedPieceSize, r io.Reader, d sealing.DealInfo) (abi.SectorNumber, abi.PaddedPieceSize, error) {
 	return m.sealing.AddPieceToAnySector(ctx, size, r, d)
 }
 
diff --git a/storage/sectorblocks/blocks.go b/storage/sectorblocks/blocks.go
index af4fa52d2..a5d109cb4 100644
--- a/storage/sectorblocks/blocks.go
+++ b/storage/sectorblocks/blocks.go
@@ -96,18 +96,18 @@ func (st *SectorBlocks) writeRef(dealID abi.DealID, sectorID abi.SectorNumber, o
 	return st.keys.Put(DealIDToDsKey(dealID), newRef) // TODO: batch somehow
 }
 
-func (st *SectorBlocks) AddPiece(ctx context.Context, size abi.UnpaddedPieceSize, r io.Reader, d sealing.DealInfo) (abi.SectorNumber, error) {
+func (st *SectorBlocks) AddPiece(ctx context.Context, size abi.UnpaddedPieceSize, r io.Reader, d sealing.DealInfo) (abi.SectorNumber, abi.PaddedPieceSize, error) {
 	sn, offset, err := st.Miner.AddPieceToAnySector(ctx, size, r, d)
 	if err != nil {
-		return 0, err
+		return 0, 0, err
 	}
 
-	err = st.writeRef(d.DealID, sn, abi.PaddedPieceSize(offset), size)
+	err = st.writeRef(d.DealID, sn, offset, size)
 	if err != nil {
-		return 0, xerrors.Errorf("writeRef: %w", err)
+		return 0, 0, xerrors.Errorf("writeRef: %w", err)
 	}
 
-	return sn, nil
+	return sn, offset, nil
 }
 
 func (st *SectorBlocks) List() (map[uint64][]api.SealedRef, error) {