diff --git a/go/catalogue/own_manifest_test.go b/go/catalogue/own_manifest_test.go
index b509c86..2096a9f 100644
--- a/go/catalogue/own_manifest_test.go
+++ b/go/catalogue/own_manifest_test.go
@@ -6,10 +6,9 @@ import (
 	"testing"
 )
 
-// mesh-sdk's own manifest is judged by the controller that runs when it is checked, and that controller reads it
-// strictly: a manifest word ships one release ahead of its first user. R4e's group is judged by today's controller
-// (novox/hq ADR 0503 §4), which does not know `paths` (ADR 0499), so mesh-sdk's lib names no paths until a release
-// after R4e's delivery adds them back (ADR 0499 §6, issue 1758).
+// mesh-sdk's own manifest declares its two packages (design 32, SDK-10): the TypeScript `lib` and the Go `go`, built
+// from the directory go, each in series 0.1, so the Go build module publishes mesh-sdk's Go package through the Go seat
+// (design 51). Its words are judged by the group's own indexer, delivered with them (ADR 0621 §4).
 func TestOwnManifestUsesNoWordTheRunningControllerRefuses(t *testing.T) {
 	raw, err := os.ReadFile("../../module.json")
 	if err != nil {
@@ -22,11 +21,19 @@ func TestOwnManifestUsesNoWordTheRunningControllerRefuses(t *testing.T) {
 	if m.Build == nil || len(m.Build.Artifacts) == 0 {
 		t.Fatal("mesh-sdk's module.json declares no artifact")
 	}
+	packages := map[string]Artifact{}
 	for _, a := range m.Build.Artifacts {
-		if a.Paths != nil {
-			t.Errorf("artifact %q names paths %v: the running controller refuses the word until R4e is delivered", a.Name, a.Paths)
+		packages[a.Language] = a
+		if a.Kind != ArtifactPackage || a.Series != DefaultSeries {
+			t.Errorf("artifact %q is a %s in series %q, want a package in %s", a.Name, a.Kind, a.Series, DefaultSeries)
 		}
 	}
+	if g := packages["go"]; g.Name != "go" || !slices.Equal(g.Paths, []string{"go"}) {
+		t.Errorf("mesh-sdk's Go package is %+v, want go built from go", g)
+	}
+	if l := packages["typescript"]; l.Name != "lib" || l.Paths != nil {
+		t.Errorf("mesh-sdk's TypeScript package is %+v", l)
+	}
 
 	// What a reader reads (novox/hq ADR 0614 §4): the baseline is the contract of mesh-sdk f02f142, which every running
 	// node-engine was built with, and this contract reads all of it; the words added since are the only ones it lacks.
diff --git a/module.json b/module.json
index bf74eb7..6836a21 100644
--- a/module.json
+++ b/module.json
@@ -4,7 +4,8 @@
   "slug": "sdk",
   "build": {
     "artifacts": [
-      { "name": "lib", "kind": "package", "language": "typescript" }
+      { "name": "lib", "kind": "package", "language": "typescript", "series": "0.1" },
+      { "name": "go", "kind": "package", "language": "go", "paths": ["go"], "series": "0.1" }
     ]
   },
   "resources": []