diff --git a/api/types.go b/api/types.go
index 29bd7401c01..0582aa2515e 100644
--- a/api/types.go
+++ b/api/types.go
@@ -55,7 +55,7 @@ type MinerInfo struct {
 	WindowPoStPartitionSectors uint64
 }
 
-func NewApiMinerInfo(info miner.MinerInfo) MinerInfo {
+func NewApiMinerInfo(info *miner.MinerInfo) MinerInfo {
 	mi := MinerInfo{
 		Owner:                      info.Owner,
 		Worker:                     info.Worker,
diff --git a/chain/stmgr/utils.go b/chain/stmgr/utils.go
index 79ad17ed7fd..6a46e826f7a 100644
--- a/chain/stmgr/utils.go
+++ b/chain/stmgr/utils.go
@@ -58,7 +58,12 @@ func GetMinerWorkerRaw(ctx context.Context, sm *StateManager, st cid.Cid, maddr
 		return address.Undef, xerrors.Errorf("load state tree: %w", err)
 	}
 
-	return vm.ResolveToKeyAddr(state, cst, mas.Info.Worker)
+	info, err := mas.GetInfo(sm.cs.Store(ctx))
+	if err != nil {
+		return address.Address{}, err
+	}
+
+	return vm.ResolveToKeyAddr(state, cst, info.Worker)
 }
 
 func GetPower(ctx context.Context, sm *StateManager, ts *types.TipSet, maddr address.Address) (power.Claim, power.Claim, error) {
@@ -206,7 +211,12 @@ func GetSectorsForWinningPoSt(ctx context.Context, pv ffiwrapper.Verifier, sm *S
 		return nil, nil
 	}
 
-	spt, err := ffiwrapper.SealProofTypeFromSectorSize(mas.Info.SectorSize)
+	info, err := mas.GetInfo(sm.cs.Store(ctx))
+	if err != nil {
+		return nil, err
+	}
+
+	spt, err := ffiwrapper.SealProofTypeFromSectorSize(info.SectorSize)
 	if err != nil {
 		return nil, xerrors.Errorf("getting seal proof type: %w", err)
 	}
@@ -255,14 +265,14 @@ func GetSectorsForWinningPoSt(ctx context.Context, pv ffiwrapper.Verifier, sm *S
 	return out, nil
 }
 
-func StateMinerInfo(ctx context.Context, sm *StateManager, ts *types.TipSet, maddr address.Address) (miner.MinerInfo, error) {
+func StateMinerInfo(ctx context.Context, sm *StateManager, ts *types.TipSet, maddr address.Address) (*miner.MinerInfo, error) {
 	var mas miner.State
 	_, err := sm.LoadActorStateRaw(ctx, maddr, &mas, ts.ParentState())
 	if err != nil {
-		return miner.MinerInfo{}, xerrors.Errorf("(get ssize) failed to load miner actor state: %w", err)
+		return nil, xerrors.Errorf("(get ssize) failed to load miner actor state: %w", err)
 	}
 
-	return mas.Info, nil
+	return mas.GetInfo(sm.cs.Store(ctx))
 }
 
 func GetMinerSlashed(ctx context.Context, sm *StateManager, ts *types.TipSet, maddr address.Address) (bool, error) {
@@ -564,7 +574,12 @@ func MinerGetBaseInfo(ctx context.Context, sm *StateManager, bcn beacon.RandomBe
 		return nil, xerrors.Errorf("failed to get power: %w", err)
 	}
 
-	worker, err := sm.ResolveToKeyAddress(ctx, mas.GetWorker(), ts)
+	info, err := mas.GetInfo(sm.cs.Store(ctx))
+	if err != nil {
+		return nil, err
+	}
+
+	worker, err := sm.ResolveToKeyAddress(ctx, info.Worker, ts)
 	if err != nil {
 		return nil, xerrors.Errorf("resolving worker address: %w", err)
 	}
@@ -574,7 +589,7 @@ func MinerGetBaseInfo(ctx context.Context, sm *StateManager, bcn beacon.RandomBe
 		NetworkPower:    tpow.QualityAdjPower,
 		Sectors:         sectors,
 		WorkerKey:       worker,
-		SectorSize:      mas.Info.SectorSize,
+		SectorSize:      info.SectorSize,
 		PrevBeaconEntry: *prev,
 		BeaconEntries:   entries,
 	}, nil
diff --git a/chain/store/store.go b/chain/store/store.go
index 4dabb96f7e0..985bfa4820e 100644
--- a/chain/store/store.go
+++ b/chain/store/store.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"encoding/binary"
 	"encoding/json"
+	"github.com/filecoin-project/lotus/lib/adtutil"
 	"io"
 	"os"
 	"sync"
@@ -885,27 +886,7 @@ func (cs *ChainStore) Blockstore() bstore.Blockstore {
 }
 
 func ActorStore(ctx context.Context, bs blockstore.Blockstore) adt.Store {
-	return &astore{
-		cst: cbor.NewCborStore(bs),
-		ctx: ctx,
-	}
-}
-
-type astore struct {
-	cst cbor.IpldStore
-	ctx context.Context
-}
-
-func (a *astore) Context() context.Context {
-	return a.ctx
-}
-
-func (a *astore) Get(ctx context.Context, c cid.Cid, out interface{}) error {
-	return a.cst.Get(ctx, c, out)
-}
-
-func (a *astore) Put(ctx context.Context, v interface{}) (cid.Cid, error) {
-	return a.cst.Put(ctx, v)
+	return adtutil.NewStore(ctx, cbor.NewCborStore(bs))
 }
 
 func (cs *ChainStore) Store(ctx context.Context) adt.Store {
diff --git a/chain/sub/incoming.go b/chain/sub/incoming.go
index 0c4350d039d..9dfc2d89455 100644
--- a/chain/sub/incoming.go
+++ b/chain/sub/incoming.go
@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"context"
 	"fmt"
+	"github.com/filecoin-project/lotus/lib/adtutil"
 	"sync"
 	"time"
 
@@ -317,7 +318,12 @@ func (bv *BlockValidator) getMinerWorkerKey(ctx context.Context, msg *types.Bloc
 		return address.Undef, err
 	}
 
-	worker := mst.Info.Worker
+	info, err := mst.GetInfo(adtutil.NewStore(ctx, cst))
+	if err != nil {
+		return address.Undef, err
+	}
+
+	worker := info.Worker
 	key, err = bv.stmgr.ResolveToKeyAddress(ctx, worker, ts)
 	if err != nil {
 		return address.Undef, err
diff --git a/chain/vm/syscalls.go b/chain/vm/syscalls.go
index a6a58976138..09b0950f411 100644
--- a/chain/vm/syscalls.go
+++ b/chain/vm/syscalls.go
@@ -16,6 +16,7 @@ import (
 
 	"github.com/filecoin-project/lotus/chain/state"
 	"github.com/filecoin-project/lotus/chain/types"
+	"github.com/filecoin-project/lotus/lib/adtutil"
 	"github.com/filecoin-project/lotus/lib/sigs"
 	"github.com/filecoin-project/specs-actors/actors/abi"
 	"github.com/filecoin-project/specs-actors/actors/builtin/miner"
@@ -179,8 +180,13 @@ func (ss *syscallShim) VerifyBlockSig(blk *types.BlockHeader) error {
 		return err
 	}
 
+	info, err := mas.GetInfo(adtutil.NewStore(ss.ctx, ss.cst))
+	if err != nil {
+		return err
+	}
+
 	// and use to get resolved workerKey
-	waddr, err := ResolveToKeyAddr(ss.cstate, ss.cst, mas.Info.Worker)
+	waddr, err := ResolveToKeyAddr(ss.cstate, ss.cst, info.Worker)
 	if err != nil {
 		return err
 	}
diff --git a/cmd/lotus-chainwatch/sync.go b/cmd/lotus-chainwatch/sync.go
index 59e77e4a077..a3bb57c430c 100644
--- a/cmd/lotus-chainwatch/sync.go
+++ b/cmd/lotus-chainwatch/sync.go
@@ -61,7 +61,7 @@ type minerStateInfo struct {
 
 	// miner specific
 	state miner.State
-	info  miner.MinerInfo
+	info  *miner.MinerInfo
 
 	// tracked by power actor
 	rawPower big.Int
@@ -315,7 +315,7 @@ func syncHead(ctx context.Context, api api.FullNode, st *storage, headTs *types.
 					stateroot: c.stateroot,
 
 					state: miner.State{},
-					info:  miner.MinerInfo{},
+					info:  nil,
 
 					rawPower: big.Zero(),
 					qalPower: big.Zero(),
@@ -362,7 +362,11 @@ func syncHead(ctx context.Context, api api.FullNode, st *storage, headTs *types.
 					log.Error(err)
 					return
 				}
-				mi.info = mi.state.Info
+				mi.info, err = mi.state.GetInfo(&apiIpldStore{ctx, api})
+				if err != nil {
+					log.Error(err)
+					return
+				}
 			}
 
 			// TODO Get the Sector Count
diff --git a/cmd/lotus-seed/seed/seed.go b/cmd/lotus-seed/seed/seed.go
index 08ae9120018..1a5d9aa9696 100644
--- a/cmd/lotus-seed/seed/seed.go
+++ b/cmd/lotus-seed/seed/seed.go
@@ -207,12 +207,13 @@ func WriteGenesisMiner(maddr address.Address, sbroot string, gm *genesis.Miner,
 }
 
 func createDeals(m *genesis.Miner, k *wallet.Key, maddr address.Address, ssize abi.SectorSize) error {
-	for _, sector := range m.Sectors {
+	for i, sector := range m.Sectors {
 		proposal := &market.DealProposal{
 			PieceCID:             sector.CommD,
 			PieceSize:            abi.PaddedPieceSize(ssize),
 			Client:               k.Address,
 			Provider:             maddr,
+			Label:                fmt.Sprintf("%d", i),
 			StartEpoch:           0,
 			EndEpoch:             9001,
 			StoragePricePerEpoch: big.Zero(),
diff --git a/cmd/lotus-storage-miner/proving.go b/cmd/lotus-storage-miner/proving.go
index d96bd39f854..79e305fca03 100644
--- a/cmd/lotus-storage-miner/proving.go
+++ b/cmd/lotus-storage-miner/proving.go
@@ -7,6 +7,7 @@ import (
 	"text/tabwriter"
 	"time"
 
+	cbor "github.com/ipfs/go-ipld-cbor"
 	"github.com/urfave/cli/v2"
 	"golang.org/x/xerrors"
 
@@ -15,9 +16,11 @@ import (
 	"github.com/filecoin-project/specs-actors/actors/abi"
 	"github.com/filecoin-project/specs-actors/actors/builtin/miner"
 
+	"github.com/filecoin-project/lotus/api/apibstore"
 	"github.com/filecoin-project/lotus/build"
 	"github.com/filecoin-project/lotus/chain/types"
 	lcli "github.com/filecoin-project/lotus/cli"
+	"github.com/filecoin-project/lotus/lib/adtutil"
 )
 
 var provingCmd = &cli.Command{
@@ -255,6 +258,7 @@ var provingDeadlinesCmd = &cli.Command{
 		}
 
 		var mas miner.State
+		var info *miner.MinerInfo
 		{
 			mact, err := api.StateGetActor(ctx, maddr, types.EmptyTSK)
 			if err != nil {
@@ -267,6 +271,11 @@ var provingDeadlinesCmd = &cli.Command{
 			if err := mas.UnmarshalCBOR(bytes.NewReader(rmas)); err != nil {
 				return err
 			}
+
+			info, err = mas.GetInfo(adtutil.NewStore(ctx, cbor.NewCborStore(apibstore.NewAPIBlockstore(api))))
+			if err != nil {
+				return err
+			}
 		}
 
 		tw := tabwriter.NewWriter(os.Stdout, 2, 4, 2, ' ', 0)
@@ -278,12 +287,12 @@ var provingDeadlinesCmd = &cli.Command{
 				return err
 			}
 
-			firstPartition, sectorCount, err := miner.PartitionsForDeadline(deadlines, mas.Info.WindowPoStPartitionSectors, uint64(i))
+			firstPartition, sectorCount, err := miner.PartitionsForDeadline(deadlines, info.WindowPoStPartitionSectors, uint64(i))
 			if err != nil {
 				return err
 			}
 
-			partitionCount := (sectorCount + mas.Info.WindowPoStPartitionSectors - 1) / mas.Info.WindowPoStPartitionSectors
+			partitionCount := (sectorCount + info.WindowPoStPartitionSectors - 1) / info.WindowPoStPartitionSectors
 
 			var provenPartitions uint64
 			{
diff --git a/go.mod b/go.mod
index 4a30d42967c..197add49e68 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@ require (
 	github.com/drand/drand v0.9.2-0.20200616080806-a94e9c1636a4
 	github.com/drand/kyber v1.1.0
 	github.com/fatih/color v1.8.0
-	github.com/filecoin-project/chain-validation v0.0.6-0.20200629051211-dc8dcf0923aa
+	github.com/filecoin-project/chain-validation v0.0.6-0.20200701165912-3b6aaaa32a66
 	github.com/filecoin-project/filecoin-ffi v0.26.1-0.20200508175440-05b30afeb00d
 	github.com/filecoin-project/go-address v0.0.2-0.20200504173055-8b6f2fb2b3ef
 	github.com/filecoin-project/go-amt-ipld/v2 v2.0.1-0.20200424220931-6263827e49f2
@@ -29,7 +29,7 @@ require (
 	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 v0.0.0-20200701092105-a2de752a3324
-	github.com/filecoin-project/specs-actors v0.7.1-0.20200629045128-8b4965e097bb
+	github.com/filecoin-project/specs-actors v0.7.1
 	github.com/filecoin-project/specs-storage v0.1.1-0.20200622113353-88a9704877ea
 	github.com/filecoin-project/storage-fsm v0.0.0-20200626155829-408c9a7b3336
 	github.com/gbrlsnchs/jwt/v3 v3.0.0-beta.1
diff --git a/go.sum b/go.sum
index 96b068853c6..3145e847392 100644
--- a/go.sum
+++ b/go.sum
@@ -212,8 +212,8 @@ github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5Kwzbycv
 github.com/fatih/color v1.8.0 h1:5bzFgL+oy7JITMTxUPJ00n7VxmYd/PdMp5mHFX40/RY=
 github.com/fatih/color v1.8.0/go.mod h1:3l45GVGkyrnYNl9HoIjnp2NnNWvh6hLAqD8yTfGjnw8=
 github.com/fd/go-nat v1.0.0/go.mod h1:BTBu/CKvMmOMUPkKVef1pngt2WFH/lg7E6yQnulfp6E=
-github.com/filecoin-project/chain-validation v0.0.6-0.20200629051211-dc8dcf0923aa h1:SqbkG8F5DuUHJFMz+UMxNN/uwg6Ot1szP0YXCCumVv0=
-github.com/filecoin-project/chain-validation v0.0.6-0.20200629051211-dc8dcf0923aa/go.mod h1:TEHSeSMoZX7agpgOhwEfiF7iP/44sIuNkA2jFYYVFTQ=
+github.com/filecoin-project/chain-validation v0.0.6-0.20200701165912-3b6aaaa32a66 h1:LyYxtZe2SA2U0MV+hmDFtUHkLyvYauaahPpPZsF8Fdw=
+github.com/filecoin-project/chain-validation v0.0.6-0.20200701165912-3b6aaaa32a66/go.mod h1:Tr0C0rl7WCPkkQOkrOLDR6k1ppFVgoIuj1s4KPs4bzo=
 github.com/filecoin-project/go-address v0.0.0-20200107215422-da8eea2842b5/go.mod h1:SAOwJoakQ8EPjwNIsiakIQKsoKdkcbx8U3IapgCg9R0=
 github.com/filecoin-project/go-address v0.0.2-0.20200218010043-eb9bb40ed5be/go.mod h1:SAOwJoakQ8EPjwNIsiakIQKsoKdkcbx8U3IapgCg9R0=
 github.com/filecoin-project/go-address v0.0.2-0.20200504173055-8b6f2fb2b3ef h1:Wi5E+P1QfHP8IF27eUiTx5vYfqQZwfPxzq3oFEq8w8U=
@@ -264,8 +264,8 @@ github.com/filecoin-project/specs-actors v0.6.0/go.mod h1:dRdy3cURykh2R8O/DKqy8o
 github.com/filecoin-project/specs-actors v0.6.1/go.mod h1:dRdy3cURykh2R8O/DKqy8olScl70rmIS7GrB4hB1IDY=
 github.com/filecoin-project/specs-actors v0.7.0 h1:tldjW8pFiJcMtyGPsXmPoFdbN/18mKW3BpEMlO4NJAc=
 github.com/filecoin-project/specs-actors v0.7.0/go.mod h1:+z0htZu/wLBDbOLcQTKKUEC2rkUTFzL2KJ/bRAVWkws=
-github.com/filecoin-project/specs-actors v0.7.1-0.20200629045128-8b4965e097bb h1:09FJswK8kHQSJtVD49ZjwePjoS4wGrqR/Y+tl7TN10w=
-github.com/filecoin-project/specs-actors v0.7.1-0.20200629045128-8b4965e097bb/go.mod h1:+z0htZu/wLBDbOLcQTKKUEC2rkUTFzL2KJ/bRAVWkws=
+github.com/filecoin-project/specs-actors v0.7.1 h1:/zW++MN4gGIPvG+s0zmSI97k0Z/aaeiREjLC10gQbco=
+github.com/filecoin-project/specs-actors v0.7.1/go.mod h1:+z0htZu/wLBDbOLcQTKKUEC2rkUTFzL2KJ/bRAVWkws=
 github.com/filecoin-project/specs-storage v0.1.0 h1:PkDgTOT5W5Ao7752onjDl4QSv+sgOVdJbvFjOnD5w94=
 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=
diff --git a/lib/adtutil/cststore.go b/lib/adtutil/cststore.go
new file mode 100644
index 00000000000..14575442d55
--- /dev/null
+++ b/lib/adtutil/cststore.go
@@ -0,0 +1,34 @@
+package adtutil
+
+import (
+	"context"
+
+	"github.com/ipfs/go-cid"
+	cbor "github.com/ipfs/go-ipld-cbor"
+
+	"github.com/filecoin-project/specs-actors/actors/util/adt"
+)
+
+func NewStore(ctx context.Context, cst *cbor.BasicIpldStore) adt.Store {
+	return &store{
+		cst: cst,
+		ctx: ctx,
+	}
+}
+
+type store struct {
+	cst cbor.IpldStore
+	ctx context.Context
+}
+
+func (a *store) Context() context.Context {
+	return a.ctx
+}
+
+func (a *store) Get(ctx context.Context, c cid.Cid, out interface{}) error {
+	return a.cst.Get(ctx, c, out)
+}
+
+func (a *store) Put(ctx context.Context, v interface{}) (cid.Cid, error) {
+	return a.cst.Put(ctx, v)
+}
diff --git a/storage/mockstorage/preseal.go b/storage/mockstorage/preseal.go
index 740deb6c9dc..ec5f0e1ca48 100644
--- a/storage/mockstorage/preseal.go
+++ b/storage/mockstorage/preseal.go
@@ -1,6 +1,8 @@
 package mockstorage
 
 import (
+	"fmt"
+
 	"github.com/filecoin-project/go-address"
 	commcid "github.com/filecoin-project/go-fil-commcid"
 	"github.com/filecoin-project/sector-storage/mock"
@@ -50,6 +52,7 @@ func PreSeal(ssize abi.SectorSize, maddr address.Address, sectors int) (*genesis
 			PieceSize:            abi.PaddedPieceSize(ssize),
 			Client:               maddr,
 			Provider:             maddr,
+			Label:                fmt.Sprintf("%d", i),
 			StartEpoch:           1,
 			EndEpoch:             10000,
 			StoragePricePerEpoch: big.Zero(),