diff --git a/workplans/RMGR-WP-0001-foundation.md b/workplans/RMGR-WP-0001-foundation.md
index 12c1c17..cf26b15 100644
--- a/workplans/RMGR-WP-0001-foundation.md
+++ b/workplans/RMGR-WP-0001-foundation.md
@@ -10,6 +10,14 @@ topic_slug: repo-manager
 created: "2026-08-09"
 updated: "2026-08-09"
 state_hub_workstream_id: "e32a9d49-a38f-4117-8e37-1c66afe1dad1"
+parent_project: prj-state-hub-retirement
+parent_workplan: SHR-WP-0001
+stream: S1
+related:
+  - SHR-ARCH-IA-0001
+  - SHR-INV-0001
+  - HUB-WP-0004
+  - STATE-WP-0079
 ---
 
 # Repo Manager architecture and foundation
@@ -17,7 +25,9 @@ state_hub_workstream_id: "e32a9d49-a38f-4117-8e37-1c66afe1dad1"
 ## Goal
 
 Turn the repository genesis and scope into an implementable contract and first
-vertical slice, coordinated by the State Hub retirement project.
+vertical slice, coordinated by the State Hub retirement project
+(`prj-state-hub-retirement` / SHR-WP-0001 stream **S1**). See project map:
+`architecture/child-workplan-map_v0.1.md`.
 
 ## Define the repository representation