diff --git a/go.mod b/go.mod
index a296599..77da408 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/filecoin-project/motion
 go 1.20
 
 require (
-	github.com/data-preservation-programs/singularity v0.5.9
+	github.com/data-preservation-programs/singularity v0.5.10
 	github.com/filecoin-project/go-address v1.1.0
 	github.com/filecoin-project/go-state-types v0.12.0
 	github.com/gammazero/fsutil v0.0.1
diff --git a/go.sum b/go.sum
index 2b48ca3..ab46550 100644
--- a/go.sum
+++ b/go.sum
@@ -49,8 +49,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHH
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/cskr/pubsub v1.0.2 h1:vlOzMhl6PFn60gRlTQQsIfVwaPB/B/8MziK8FhEPt/0=
-github.com/data-preservation-programs/singularity v0.5.9 h1:BuZBrNx9N2GHmCveJsoXHL0EAqdyixIdvzvFSt+oQmA=
-github.com/data-preservation-programs/singularity v0.5.9/go.mod h1:p3Morz6kp3e12dRJs1rkALFCHlFjbkmM+TwnRk7sWG4=
+github.com/data-preservation-programs/singularity v0.5.10 h1:uPM6xk6lWP8ddrEo3eumbvX5p0gcyY1x92taEhqrfe8=
+github.com/data-preservation-programs/singularity v0.5.10/go.mod h1:p3Morz6kp3e12dRJs1rkALFCHlFjbkmM+TwnRk7sWG4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
diff --git a/integration/singularity/store.go b/integration/singularity/store.go
index 8256015..1c242a0 100644
--- a/integration/singularity/store.go
+++ b/integration/singularity/store.go
@@ -473,6 +473,24 @@ func (s *Store) Get(ctx context.Context, id blob.ID) (io.ReadSeekCloser, error)
 	return NewReader(s.singularityClient, uint64(fileID), getFileRes.Payload.Size), nil
 }
 
+// Describe returns a blob descriptor describing a blob's replica(s).
+//
+// Rules about replica composition:
+//
+// - If twe different ranges are in deals with two separate providers, then
+// these are considered to be in separate replicas. This limitation is imposed
+// to limit complexity.
+//
+// - In order to have a complete replica, each file range must be in a deal
+// with the same provider.
+//
+// - If different ranges of one file are in different deals, then all of the
+// deals make up one complete replica.
+//
+// - If every file range has 2 deals, then there are 2 complete replicas.
+//
+// - If some file ranges have 2 deals and some have 1, then there is one
+// complete replica and one one partial replica.
 func (s *Store) Describe(ctx context.Context, id blob.ID) (*blob.Descriptor, error) {
 	fileID, err := s.idMap.get(id)
 	if err != nil {
@@ -511,32 +529,77 @@ func (s *Store) Describe(ctx context.Context, id blob.ID) (*blob.Descriptor, err
 		return nil, err
 	}
 
-	if len(getFileDealsRes.Payload) == 0 {
+	dealsForRanges := getFileDealsRes.GetPayload()
+	if len(dealsForRanges) == 0 {
 		return descriptor, nil
 	}
 
-	replicas := make([]blob.Replica, 0, len(getFileDealsRes.Payload))
-	for _, deal := range getFileDealsRes.Payload {
-		updatedAt, err := time.Parse("2006-01-02 15:04:05-07:00", deal.LastVerifiedAt)
-		if err != nil {
-			updatedAt = time.Time{}
+	providerReplicas := make(map[string][]blob.Replica)
+	var prevDealCount, totalReplicas int
+
+	// All ranges in a replica are handled by the same provider.
+	for i := range dealsForRanges {
+		fileRange := dealsForRanges[i].FileRange
+		deals := dealsForRanges[i].Deals
+		provRangeCounts := make(map[string]int)
+		if i != 0 && len(deals) != prevDealCount {
+			logger.Warnw("File range has different number of deals that previous file range",
+				"range", fileRange, "deals", len(deals), "previousDeals", prevDealCount)
 		}
-		piece := blob.Piece{
-			Expiration:  epochutil.EpochToTime(int32(deal.EndEpoch)),
-			LastUpdated: updatedAt,
-			PieceCID:    deal.PieceCid,
-			Status:      string(deal.State),
+		prevDealCount = len(deals)
+
+		for _, deal := range deals {
+			updatedAt, err := time.Parse("2006-01-02 15:04:05-07:00", deal.LastVerifiedAt)
+			if err != nil {
+				updatedAt = time.Time{}
+			}
+			piece := blob.Piece{
+				Expiration:  epochutil.EpochToTime(int32(deal.EndEpoch)),
+				LastUpdated: updatedAt,
+				PieceCID:    deal.PieceCid,
+				Status:      string(deal.State),
+			}
+
+			// Deals with different providers are alrays for different replicas.
+			replicas := providerReplicas[deal.Provider]
+			// Get number of deals so far for this range for this provider.
+			j := provRangeCounts[deal.Provider]
+			if len(replicas) == j {
+				// Need a new replica since this file range has more deals than
+				// there are replicas.
+				//
+				// If there are multiple deals for the same file range, then
+				// these deals are for separate replicas.
+				providerReplicas[deal.Provider] = append(replicas, blob.Replica{
+					Provider: deal.Provider,
+					Pieces:   []blob.Piece{piece},
+				})
+				provRangeCounts[deal.Provider]++
+				totalReplicas++
+			} else {
+				// Deal is part of an existing replica that a previous range is part of.
+				replicas[j].Pieces = append(replicas[j].Pieces, piece)
+			}
 		}
-		replicas = append(replicas, blob.Replica{
-			Provider: deal.Provider,
-			Pieces:   []blob.Piece{piece},
-		})
 	}
+
+	replicas := make([]blob.Replica, 0, totalReplicas)
+	for prov, provReplicas := range providerReplicas {
+		replicas = append(replicas, provReplicas...)
+		logger.Infof("Provider %s has %d replicas", prov, len(provReplicas))
+	}
+
 	descriptor.Replicas = replicas
 	return descriptor, nil
 }
 
-// Returns true if the file has at least 1 deal for every SP.
+// Returns true if the file has at least 1 deal for every SP, for every range of the file.
+//
+// - If no file ranges, returns true.
+// - If no storage providers, returns true.
+// - If no deals in any file range, returns false.
+// - If any range does not have a deal with at least one SP, returns false.
+// - If all ranges have a deal with at least one SP, return true.
 func (s *Store) hasDealForAllProviders(ctx context.Context, blobID blob.ID) (bool, error) {
 	fileID, err := s.idMap.get(blobID)
 	if err != nil {
@@ -551,24 +614,34 @@ func (s *Store) hasDealForAllProviders(ctx context.Context, blobID blob.ID) (boo
 		return false, fmt.Errorf("failed to get file deals: %w", err)
 	}
 
-	// Make sure the file has at least 1 deal for every SP
-	for _, sp := range s.storageProviders {
-		foundDealForSP := false
-		for _, deal := range getFileDealsRes.Payload {
-			// Only check state for current provider
-			if deal.Provider != sp.String() {
-				continue
-			}
+	dealsForRanges := getFileDealsRes.GetPayload()
 
-			if deal.State == models.ModelDealStatePublished || deal.State == models.ModelDealStateActive {
-				foundDealForSP = true
-				break
+	// Make sure the file has at least 1 deal for every SP and every range of this file.
+	for i := range dealsForRanges {
+		dealsForRange := dealsForRanges[i].Deals
+		// Check that each SP has a deal.
+		for _, sp := range s.storageProviders {
+			// Return false if this range has no
+			if !storageProviderHasAnyDeal(sp, dealsForRange) {
+				return false, nil
 			}
 		}
-		if !foundDealForSP {
-			return false, nil
-		}
 	}
 
 	return true, nil
 }
+
+func storageProviderHasAnyDeal(sp address.Address, deals []*models.ModelDeal) bool {
+	// Find a deal for this SP.
+	for _, deal := range deals {
+		// Only check state for current provider
+		if deal.Provider != sp.String() {
+			continue
+		}
+		if deal.State == models.ModelDealStatePublished || deal.State == models.ModelDealStateActive {
+			return true
+		}
+	}
+	// The storage provider did not have any of the deals.
+	return false
+}
diff --git a/integration/test/integration_test.go b/integration/test/integration_test.go
index a061a8f..6cda07d 100644
--- a/integration/test/integration_test.go
+++ b/integration/test/integration_test.go
@@ -100,7 +100,7 @@ func TestRoundTripPutStatusAndFullStorage(t *testing.T) {
 			var decoded api.GetStatusResponse
 			err = jsonResp.Decode(&decoded)
 			assert.NoError(c, err)
-			assert.Len(t, decoded.Replicas, 2)
+			assert.Len(t, decoded.Replicas, 1)
 			if len(decoded.Replicas) == 2 {
 				assert.Len(c, decoded.Replicas[0].Pieces, 1)
 				assert.Len(c, decoded.Replicas[1].Pieces, 1)
@@ -146,9 +146,9 @@ func TestRoundTripPutStatusAndFullStorage(t *testing.T) {
 			var decoded api.GetStatusResponse
 			err = jsonResp.Decode(&decoded)
 			assert.NoError(c, err)
-			assert.Len(c, decoded.Replicas, 2)
+			assert.Len(c, decoded.Replicas, 1)
 			for _, replica := range decoded.Replicas {
-				assert.Len(c, replica.Pieces, 1)
+				assert.Len(c, replica.Pieces, 4)
 				assert.Contains(c, []string{"published", "active"}, replica.Pieces[0].Status)
 			}
 		}, 2*time.Minute, 5*time.Second, "published deals")
diff --git a/integration/test/motionlarity/.env b/integration/test/motionlarity/.env
index 3605694..be5d1a4 100644
--- a/integration/test/motionlarity/.env
+++ b/integration/test/motionlarity/.env
@@ -1,4 +1,4 @@
-SINGULARITY_REF=:v0.5.9
+SINGULARITY_REF=:v0.5.10
 LOTUS_TEST='true'
 LOTUS_API=http://lotus:1234/rpc/v1
 MOTION_PRICE_PER_GIB_EPOCH=0