diff --git a/workplans/COMMERCE-WP-0004-federation-interface.md b/workplans/COMMERCE-WP-0004-federation-interface.md
index 33d3c3f..44d824f 100644
--- a/workplans/COMMERCE-WP-0004-federation-interface.md
+++ b/workplans/COMMERCE-WP-0004-federation-interface.md
@@ -9,6 +9,7 @@ owner: codex
 topic_slug: canon-federation
 created: "2026-09-06"
 updated: "2026-09-06"
+state_hub_workstream_id: "ad491889-3481-5fdc-84fd-3bd88ae5a572"
 ---
 
 # Federation interface publication
@@ -23,6 +24,7 @@ completed model placements; no governance amendment or domain promotion.
 id: COMMERCE-WP-0004-T01
 status: done
 priority: medium
+state_hub_task_id: "ef90ef4a-07e7-5e8b-b234-5e4149edef29"
 ```
 
 Publish [commerce-canon's card](../infospace/interfaces/federation.yaml) with actual imports, available exports,
@@ -35,6 +37,7 @@ semantics. Commerce reviews and preserves the prior Counterparty import pin.
 id: COMMERCE-WP-0004-T02
 status: done
 priority: medium
+state_hub_task_id: "fcb988b6-77bd-5953-94d0-44b2033d6fd1"
 ```
 
 Pass schema, reciprocal-edge, ledger ownership, pinned-source and navigation