diff --git a/.custodian-brief.md b/.custodian-brief.md
index 5a66979..5f608a3 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,7 +2,7 @@
 # Custodian Brief — repo-manager
 
 **Domain:** infotech  
-**Last synced:** 2026-08-18 19:50 UTC  
+**Last synced:** 2026-08-21 04:37 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
@@ -12,12 +12,12 @@ Progress: 2/10 done  |  workplan_id: `7ddb5421-d960-4a3c-94b1-40b6c96abfab`
 
 **Open tasks:**
 - ! Re-register identifiers minted outside the registrar  `8e679ddb`
-- ! Derive identifiers deterministically  `28067729`
 - ! Migrate the fleet  `503a23a9`
 - ! Retire the interim rule  `3946d1fc`
 - ! Rebuild local instances as caches  `70f83359`
 - ! Separate file-derived from hub-native data  `241cf058`
 - ! Disposition the orphaned hub-first records  `d40cc4a8`
+- ! Assign one authoritative hub per record  `15f0f167`
 - … and 1 more open tasks
 
 ### Repository standards conformance and governed scaffolding