diff --git a/cmd/lotus-provider/tasks/tasks.go b/cmd/lotus-provider/tasks/tasks.go
index b12f9691a..dd2b9ef83 100644
--- a/cmd/lotus-provider/tasks/tasks.go
+++ b/cmd/lotus-provider/tasks/tasks.go
@@ -65,7 +65,7 @@ func StartTasks(ctx context.Context, dependencies *deps.Deps) (*harmonytask.Task
 		var sp *lpseal.SealPoller
 		var slr *lpffi.SealCalls
 		if hasAnySealingTask {
-			sp = lpseal.NewPoller(db)
+			sp = lpseal.NewPoller(db, full)
 			go sp.RunPoller(ctx)
 
 			slr = lpffi.NewSealCalls(stor, lstor, si)
diff --git a/provider/lpseal/poller.go b/provider/lpseal/poller.go
index f1ba84728..343a1e7ae 100644
--- a/provider/lpseal/poller.go
+++ b/provider/lpseal/poller.go
@@ -2,6 +2,11 @@ package lpseal
 
 import (
 	"context"
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
+	"github.com/filecoin-project/lotus/chain/actors/policy"
+	"github.com/filecoin-project/lotus/chain/types"
 	"github.com/filecoin-project/lotus/lib/harmony/harmonydb"
 	"github.com/filecoin-project/lotus/lib/harmony/harmonytask"
 	"github.com/filecoin-project/lotus/lib/promise"
@@ -22,15 +27,21 @@ const (
 
 const sealPollerInterval = 10 * time.Second
 
+type SealPollerAPI interface {
+	StateSectorPreCommitInfo(context.Context, address.Address, abi.SectorNumber, types.TipSetKey) (*miner.SectorPreCommitOnChainInfo, error)
+}
+
 type SealPoller struct {
-	db *harmonydb.DB
+	db  *harmonydb.DB
+	api SealPollerAPI
 
 	pollers [numPollers]promise.Promise[harmonytask.AddTaskFunc]
 }
 
-func NewPoller(db *harmonydb.DB) *SealPoller {
+func NewPoller(db *harmonydb.DB, api SealPollerAPI) *SealPoller {
 	return &SealPoller{
-		db: db,
+		db:  db,
+		api: api,
 	}
 }
 
@@ -149,12 +160,50 @@ func (s *SealPoller) poll(ctx context.Context) error {
 			})
 		}
 
-		if task.TaskPrecommitMsg != nil && !task.AfterPrecommitMsg {
+		if task.TaskPrecommitMsg != nil && !task.AfterPrecommitMsgSuccess {
+			// join pipeline precommit_msg_cid with message_waits signed_message_cid, if executed_tsk_epoch is not null, return result
 
-		}
+			var execResult []struct {
+				ExecutedTskCID   string `db:"executed_tsk_cid"`
+				ExecutedTskEpoch int64  `db:"executed_tsk_epoch"`
+				ExecutedMsgCID   string `db:"executed_msg_cid"`
 
-		if task.AfterPrecommitMsg {
-			// todo start precommit msg wait task
+				ExecutedRcptExitCode int64 `db:"executed_rcpt_exitcode"`
+				ExecutedRcptGasUsed  int64 `db:"executed_rcpt_gas_used"`
+			}
+
+			err := s.db.Select(ctx, &execResult, `SELECT executed_tsk_cid, executed_tsk_epoch, executed_msg_cid, executed_rcpt_exitcode, executed_rcpt_gas_used
+					FROM sectors_sdr_pipeline
+					JOIN message_waits ON sectors_sdr_pipeline.precommit_msg_cid = message_waits.signed_message_cid
+					WHERE sp_id = $1 AND sector_number = $2 AND executed_tsk_epoch is not null`, task.SpID, task.SectorNumber)
+			if err != nil {
+				log.Errorw("failed to query message_waits", "error", err)
+			}
+
+			if len(execResult) > 0 {
+				maddr, err := address.NewIDAddress(uint64(task.SpID))
+				if err != nil {
+					return err
+				}
+
+				pci, err := s.api.StateSectorPreCommitInfo(ctx, maddr, abi.SectorNumber(task.SectorNumber), types.EmptyTSK)
+				if err != nil {
+					return xerrors.Errorf("get precommit info: %w", err)
+				}
+
+				if pci != nil {
+					randHeight := pci.PreCommitEpoch + policy.GetPreCommitChallengeDelay()
+
+					_, err := s.db.Exec(ctx, `UPDATE sectors_sdr_pipeline SET 
+                                seed_epoch = $1, precommit_msg_tsk = $2, after_precommit_msg_success = true 
+                            WHERE sp_id = $3 AND sector_number = $4 and seed_epoch is NULL`,
+						randHeight, execResult[0].ExecutedTskCID, task.SpID, task.SectorNumber)
+					if err != nil {
+						return xerrors.Errorf("update sectors_sdr_pipeline: %w", err)
+					}
+				} // todo handle missing precommit info (eg expired precommit)
+
+			}
 		}
 
 		todoWaitSeed := false
diff --git a/provider/lpseal/task_submit_precommit.go b/provider/lpseal/task_submit_precommit.go
index 0adc9f5ab..99b1a0655 100644
--- a/provider/lpseal/task_submit_precommit.go
+++ b/provider/lpseal/task_submit_precommit.go
@@ -142,7 +142,7 @@ func (s *SubmitPrecommitTask) Do(taskID harmonytask.TaskID, stillOwned func() bo
 
 	// set precommit_msg_cid
 	_, err = s.db.Exec(ctx, `UPDATE sectors_sdr_pipeline
-		SET precommit_msg_cid = $1
+		SET precommit_msg_cid = $1, after_precommit_msg = true
 		WHERE task_id_precommit_msg = $2`, mcid, taskID)
 	if err != nil {
 		return false, xerrors.Errorf("updating precommit_msg_cid: %w", err)