diff --git a/app.go b/app.go
index 63635250..bc7df554 100644
--- a/app.go
+++ b/app.go
@@ -29,10 +29,10 @@ func NewApp(configuration configuration.Configuration) *App {
 
 	// Register the handler dispatchers.
 	app.register(routeNameImageManifest, imageManifestDispatcher)
-	app.register(routeNameLayer, layerDispatcher)
+	app.register(routeNameBlob, layerDispatcher)
 	app.register(routeNameTags, tagsDispatcher)
-	app.register(routeNameLayerUpload, layerUploadDispatcher)
-	app.register(routeNameLayerUploadResume, layerUploadDispatcher)
+	app.register(routeNameBlobUpload, layerUploadDispatcher)
+	app.register(routeNameBlobUploadResume, layerUploadDispatcher)
 
 	return app
 }
diff --git a/app_test.go b/app_test.go
index e0fa727f..bb78044a 100644
--- a/app_test.go
+++ b/app_test.go
@@ -84,24 +84,22 @@ func TestAppDispatcher(t *testing.T) {
 			},
 		},
 		{
-			endpoint: routeNameLayer,
+			endpoint: routeNameBlob,
 			vars: []string{
 				"name", "foo/bar",
-				"tarsum", "tarsum.v1+bogus:abcdef0123456789",
+				"digest", "tarsum.v1+bogus:abcdef0123456789",
 			},
 		},
 		{
-			endpoint: routeNameLayerUpload,
+			endpoint: routeNameBlobUpload,
 			vars: []string{
 				"name", "foo/bar",
-				"tarsum", "tarsum.v1+bogus:abcdef0123456789",
 			},
 		},
 		{
-			endpoint: routeNameLayerUploadResume,
+			endpoint: routeNameBlobUploadResume,
 			vars: []string{
 				"name", "foo/bar",
-				"tarsum", "tarsum.v1+bogus:abcdef0123456789",
 				"uuid", "theuuid",
 			},
 		},
diff --git a/layer.go b/layer.go
index 96920a8e..82a1e6d9 100644
--- a/layer.go
+++ b/layer.go
@@ -16,7 +16,8 @@ func layerDispatcher(ctx *Context, r *http.Request) http.Handler {
 	layerHandler.log = layerHandler.log.WithField("tarsum", layerHandler.TarSum)
 
 	return handlers.MethodHandler{
-		"GET": http.HandlerFunc(layerHandler.GetLayer),
+		"GET":  http.HandlerFunc(layerHandler.GetLayer),
+		"HEAD": http.HandlerFunc(layerHandler.GetLayer),
 	}
 }
 
diff --git a/layerupload.go b/layerupload.go
index 3eb2ff9a..8916b552 100644
--- a/layerupload.go
+++ b/layerupload.go
@@ -24,6 +24,7 @@ func layerUploadDispatcher(ctx *Context, r *http.Request) http.Handler {
 	return handlers.MethodHandler{
 		"POST":   http.HandlerFunc(layerUploadHandler.StartLayerUpload),
 		"GET":    http.HandlerFunc(layerUploadHandler.GetUploadStatus),
+		"HEAD":   http.HandlerFunc(layerUploadHandler.GetUploadStatus),
 		"PUT":    http.HandlerFunc(layerUploadHandler.PutLayerChunk),
 		"DELETE": http.HandlerFunc(layerUploadHandler.CancelLayerUpload),
 	}
diff --git a/routes.go b/routes.go
index 8da7c3e2..4aa0097f 100644
--- a/routes.go
+++ b/routes.go
@@ -6,19 +6,19 @@ import (
 )
 
 const (
-	routeNameImageManifest     = "image-manifest"
-	routeNameTags              = "tags"
-	routeNameLayer             = "layer"
-	routeNameLayerUpload       = "layer-upload"
-	routeNameLayerUploadResume = "layer-upload-resume"
+	routeNameImageManifest    = "image-manifest"
+	routeNameTags             = "tags"
+	routeNameBlob             = "blob"
+	routeNameBlobUpload       = "blob-upload"
+	routeNameBlobUploadResume = "blob-upload-resume"
 )
 
 var allEndpoints = []string{
 	routeNameImageManifest,
 	routeNameTags,
-	routeNameLayer,
-	routeNameLayerUpload,
-	routeNameLayerUploadResume,
+	routeNameBlob,
+	routeNameBlobUpload,
+	routeNameBlobUploadResume,
 }
 
 // v2APIRouter builds a gorilla router with named routes for the various API
@@ -27,11 +27,11 @@ func v2APIRouter() *mux.Router {
 	router := mux.NewRouter().
 		StrictSlash(true)
 
-	// GET      /v2/<name>/image/<tag>	Image Manifest	Fetch the image manifest identified by name and tag.
-	// PUT      /v2/<name>/image/<tag>	Image Manifest	Upload the image manifest identified by name and tag.
-	// DELETE   /v2/<name>/image/<tag>	Image Manifest	Delete the image identified by name and tag.
+	// GET      /v2/<name>/manifest/<tag>	Image Manifest	Fetch the image manifest identified by name and tag.
+	// PUT      /v2/<name>/manifest/<tag>	Image Manifest	Upload the image manifest identified by name and tag.
+	// DELETE   /v2/<name>/manifest/<tag>	Image Manifest	Delete the image identified by name and tag.
 	router.
-		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/image/{tag:" + common.TagNameRegexp.String() + "}").
+		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/manifest/{tag:" + common.TagNameRegexp.String() + "}").
 		Name(routeNameImageManifest)
 
 	// GET	/v2/<name>/tags/list	Tags	Fetch the tags under the repository identified by name.
@@ -39,22 +39,22 @@ func v2APIRouter() *mux.Router {
 		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/tags/list").
 		Name(routeNameTags)
 
-	// GET	/v2/<name>/layer/<tarsum>	Layer	Fetch the layer identified by tarsum.
+	// GET	/v2/<name>/blob/<digest>	Layer	Fetch the blob identified by digest.
 	router.
-		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/layer/{tarsum:" + common.TarsumRegexp.String() + "}").
-		Name(routeNameLayer)
+		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/blob/{digest:[a-zA-Z0-9-_+.]+:[a-zA-Z0-9-_+.=]+}").
+		Name(routeNameBlob)
 
-	// POST	/v2/<name>/layer/<tarsum>/upload/	Layer Upload	Initiate an upload of the layer identified by tarsum. Requires length and a checksum parameter.
+	// POST	/v2/<name>/blob/upload/	Layer Upload	Initiate an upload of the layer identified by tarsum.
 	router.
-		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/layer/{tarsum:" + common.TarsumRegexp.String() + "}/upload/").
-		Name(routeNameLayerUpload)
+		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/blob/upload/").
+		Name(routeNameBlobUpload)
 
-	// GET	/v2/<name>/layer/<tarsum>/upload/<uuid>	Layer Upload	Get the status of the upload identified by tarsum and uuid.
-	// PUT	/v2/<name>/layer/<tarsum>/upload/<uuid>	Layer Upload	Upload all or a chunk of the upload identified by tarsum and uuid.
-	// DELETE	/v2/<name>/layer/<tarsum>/upload/<uuid>	Layer Upload	Cancel the upload identified by layer and uuid
+	// GET	/v2/<name>/blob/upload/<uuid>	Layer Upload	Get the status of the upload identified by tarsum and uuid.
+	// PUT	/v2/<name>/blob/upload/<uuid>	Layer Upload	Upload all or a chunk of the upload identified by tarsum and uuid.
+	// DELETE	/v2/<name>/blob/upload/<uuid>	Layer Upload	Cancel the upload identified by layer and uuid
 	router.
-		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/layer/{tarsum:" + common.TarsumRegexp.String() + "}/upload/{uuid}").
-		Name(routeNameLayerUploadResume)
+		Path("/v2/{name:" + common.RepositoryNameRegexp.String() + "}/blob/upload/{uuid}").
+		Name(routeNameBlobUploadResume)
 
 	return router
 }
diff --git a/routes_test.go b/routes_test.go
index 7ca51ae5..9085d302 100644
--- a/routes_test.go
+++ b/routes_test.go
@@ -48,7 +48,7 @@ func TestRouter(t *testing.T) {
 	for _, testcase := range []routeTestCase{
 		{
 			RouteName:  routeNameImageManifest,
-			RequestURI: "/v2/foo/bar/image/tag",
+			RequestURI: "/v2/foo/bar/manifest/tag",
 			Vars: map[string]string{
 				"name": "foo/bar",
 				"tag":  "tag",
@@ -62,68 +62,75 @@ func TestRouter(t *testing.T) {
 			},
 		},
 		{
-			RouteName:  routeNameLayer,
-			RequestURI: "/v2/foo/bar/layer/tarsum.dev+foo:abcdef0919234",
+			RouteName:  routeNameBlob,
+			RequestURI: "/v2/foo/bar/blob/tarsum.dev+foo:abcdef0919234",
 			Vars: map[string]string{
 				"name":   "foo/bar",
-				"tarsum": "tarsum.dev+foo:abcdef0919234",
+				"digest": "tarsum.dev+foo:abcdef0919234",
 			},
 		},
 		{
-			RouteName:  routeNameLayerUpload,
-			RequestURI: "/v2/foo/bar/layer/tarsum.dev+foo:abcdef0919234/upload/",
+			RouteName:  routeNameBlob,
+			RequestURI: "/v2/foo/bar/blob/sha256:abcdef0919234",
 			Vars: map[string]string{
 				"name":   "foo/bar",
-				"tarsum": "tarsum.dev+foo:abcdef0919234",
+				"digest": "sha256:abcdef0919234",
 			},
 		},
 		{
-			RouteName:  routeNameLayerUploadResume,
-			RequestURI: "/v2/foo/bar/layer/tarsum.dev+foo:abcdef0919234/upload/uuid",
+			RouteName:  routeNameBlobUpload,
+			RequestURI: "/v2/foo/bar/blob/upload/",
 			Vars: map[string]string{
-				"name":   "foo/bar",
-				"tarsum": "tarsum.dev+foo:abcdef0919234",
-				"uuid":   "uuid",
+				"name": "foo/bar",
 			},
 		},
 		{
-			RouteName:  routeNameLayerUploadResume,
-			RequestURI: "/v2/foo/bar/layer/tarsum.dev+foo:abcdef0919234/upload/D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
+			RouteName:  routeNameBlobUploadResume,
+			RequestURI: "/v2/foo/bar/blob/upload/uuid",
 			Vars: map[string]string{
-				"name":   "foo/bar",
-				"tarsum": "tarsum.dev+foo:abcdef0919234",
-				"uuid":   "D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
+				"name": "foo/bar",
+				"uuid": "uuid",
+			},
+		},
+		{
+			RouteName:  routeNameBlobUploadResume,
+			RequestURI: "/v2/foo/bar/blob/upload/D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
+			Vars: map[string]string{
+				"name": "foo/bar",
+				"uuid": "D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
+			},
+		},
+		{
+			RouteName:  routeNameBlobUploadResume,
+			RequestURI: "/v2/foo/bar/blob/upload/RDk1MzA2RkEtRkFEMy00RTM2LThENDEtQ0YxQzkzRUY4Mjg2IA==",
+			Vars: map[string]string{
+				"name": "foo/bar",
+				"uuid": "RDk1MzA2RkEtRkFEMy00RTM2LThENDEtQ0YxQzkzRUY4Mjg2IA==",
 			},
 		},
-
 		{
 			// Check ambiguity: ensure we can distinguish between tags for
 			// "foo/bar/image/image" and image for "foo/bar/image" with tag
 			// "tags"
 			RouteName:  routeNameImageManifest,
-			RequestURI: "/v2/foo/bar/image/image/tags",
+			RequestURI: "/v2/foo/bar/manifest/manifest/tags",
 			Vars: map[string]string{
-				"name": "foo/bar/image",
+				"name": "foo/bar/manifest",
 				"tag":  "tags",
 			},
 		},
 		{
 			// This case presents an ambiguity between foo/bar with tag="tags"
-			// and list tags for "foo/bar/image"
+			// and list tags for "foo/bar/manifest"
 			RouteName:  routeNameTags,
-			RequestURI: "/v2/foo/bar/image/tags/list",
+			RequestURI: "/v2/foo/bar/manifest/tags/list",
 			Vars: map[string]string{
-				"name": "foo/bar/image",
+				"name": "foo/bar/manifest",
 			},
 		},
 		{
-			RouteName:  routeNameLayerUploadResume,
-			RequestURI: "/v2/foo/../../layer/tarsum.dev+foo:abcdef0919234/upload/D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
-			Vars: map[string]string{
-				"name":   "foo/bar",
-				"tarsum": "tarsum.dev+foo:abcdef0919234",
-				"uuid":   "D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
-			},
+			RouteName:  routeNameBlobUploadResume,
+			RequestURI: "/v2/foo/../../layer/upload/D95306FA-FAD3-4E36-8D41-CF1C93EF8286",
 			StatusCode: http.StatusNotFound,
 		},
 	} {