diff --git a/.custodian-brief.md b/.custodian-brief.md
index 376fde7..239e1c4 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,7 +2,7 @@
 # Custodian Brief — reuse-surface
 
 **Domain:** infotech  
-**Last synced:** 2026-09-30 16:54 UTC  
+**Last synced:** 2026-09-30 17:10 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
@@ -14,6 +14,10 @@ Progress: 1/2 done  |  workplan_id: `65c03b24-4349-5a60-b7d6-79cf54931d06`
 - ! Reconcile the hosted hub registration  `77b1eb56`
   *(wait: Production hub reuse.coulomb.social registration change (enable access-engine, disable flex-auth with replacement note) is an authenticated production write; needs an operator-run step.)*
 
+## Inbox Hygiene
+
+**Missing thread_id:** 1 unread message(s) lack supersession chains.
+
 ---
 ## MCP Orientation (when available)