diff --git a/modules/mesh-delivery-indexer/cmd/mesh-delivery-indexer/integration_test.go b/modules/mesh-delivery-indexer/cmd/mesh-delivery-indexer/integration_test.go
index 4aa1dec0..286fe228 100644
--- a/modules/mesh-delivery-indexer/cmd/mesh-delivery-indexer/integration_test.go
+++ b/modules/mesh-delivery-indexer/cmd/mesh-delivery-indexer/integration_test.go
@@ -100,6 +100,7 @@ func TestIndexerWhole(t *testing.T) { // 1238/AC2, AC10; 1585/T14, T15
 				t.Fatal(err)
 			}
 		}
+		seedAssignerSeat(t, ctx, js)
 		// The take-in events are the indexer's ordinary events (ADR 0633 §5), on the path manifest-accepted takes.
 		tc, err := js.CreateKeyValue(ctx, jetstream.KeyValueConfig{Bucket: index.ToolchainsBucket("mesh-build-go"), History: 1})
 		if err != nil {
@@ -787,6 +788,25 @@ func seedBuildModules(t *testing.T, ctx context.Context, js jetstream.JetStream,
 	}
 }
 
+// seedAssignerSeat keeps the trunk definition of the seat mesh-module-assigner, which offers its state assignments as a view (§616,
+// §699): the indexer consumes it in the seat's form, and its own manifest is judged against the seat list it holds.
+func seedAssignerSeat(t *testing.T, ctx context.Context, js jetstream.JetStream) {
+	t.Helper()
+	defs, err := js.KeyValue(ctx, index.SeatDefinitionsBucket)
+	if err != nil {
+		t.Fatal(err)
+	}
+	assignerDef := json.RawMessage(`{"format":1,"seat":"mesh-module-assigner","scope":"mesh","grain":"whole","domain":"Delivery","decision":"novox/hq ADR 0567",` +
+		`"verbs":[{"name":"assignments","input":{"type":"object"},"answer":{"type":"object"}}],"states":[{"name":"assignments","template":"state","view":true,` +
+		`"key-forms":[{"key":"<node>.node","value":{"type":"object"}}]}]}`)
+	assignerSum := sha256.Sum256(assignerDef)
+	assignerEntry, _ := json.Marshal(index.SeatDefinitionEntry{Seat: "mesh-module-assigner", Source: index.SourceTrunk, Repository: "novox/mesh-contracts", Module: "mesh-contracts",
+		Directory: ".", Commit: "4444444444444444444444444444444444444444", Digest: hex.EncodeToString(assignerSum[:]), Definition: assignerDef})
+	if _, err := defs.Put(ctx, "mesh-module-assigner.trunk", assignerEntry); err != nil {
+		t.Fatal(err)
+	}
+}
+
 // startIndexer is startIndexerRun for a test that never starts the program again.
 func startIndexer(t *testing.T, put func(context.Context, buildLog), before ...func(context.Context, jetstream.JetStream)) (jetstream.JetStream, context.Context, jetstream.KeyValue, revisionView) {
 	js, ctx, candidates, modules, _ := startIndexerRun(t, put, before...)