diff --git a/.custodian-brief.md b/.custodian-brief.md
index f0f68fe..84f1c80 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,11 +2,24 @@
 # Custodian Brief — coulomb-social
 
 **Domain:** communication  
-**Last synced:** 2026-08-08 22:34 UTC  
+**Last synced:** 2026-08-08 23:36 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
+### Reestablish coulomb.social with NetKingdom user management
+Progress: 0/8 done  |  workplan_id: `b9addc9a-cc08-4b08-bb67-b6544579beb8`
+
+**Open tasks:**
+- · T01 — ADR: NetKingdom identity for coulomb.social  `57a7b778`
+- · T02 — Application scaffold and tenant model  `7ffa6485`
+- · T03 — NetKingdom OIDC client binding  `1b1d1162`
+- · T04 — user-engine application onboarding  `bbf8183c`
+- · T05 — App auth module (OIDC session boundary)  `ea546dd7`
+- · T06 — Authenticated shell and member routes  `b2d48db3`
+- · T07 — flex-auth protected system (minimal)  `04c13dad`
+- … and 1 more open tasks
+
 ### bubble.io exit assessment
 Progress: 0/4 done  |  workplan_id: `ecefaeef-908a-4072-ae34-6406862d4cad`