diff --git a/.custodian-brief.md b/.custodian-brief.md
index 347efef..7a8a6d9 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,33 +2,16 @@
 # Custodian Brief — repo-manager
 
 **Domain:** infotech  
-**Last synced:** 2026-08-21 19:42 UTC  
+**Last synced:** 2026-08-21 20:07 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
 ### Coding-assistant commit provenance trailers
-Progress: 0/7 done  |  workplan_id: `0516ce7b-c0fe-4555-bc31-eb7943c163ef`
+Progress: 6/7 done  |  workplan_id: `0516ce7b-c0fe-4555-bc31-eb7943c163ef`
 
 **Open tasks:**
-- · Define the trailer contract  `39ac4f86`
-- · Implement the hook  `7aaccdde`
-- · Wire Claude Code  `f7a29cca`
-- · Wire Codex  `180e50ff`
-- · Wire Grok  `b8451fe8`
-- · Report on assistant activity and collisions  `a28d9287`
-- · Handle existing history  `e4ff1ab5`
-
-### Receiving surface for work records and repository registers
-Progress: 1/7 done  |  workplan_id: `f45cebf3-7d49-471d-a903-d711e19f7653`
-
-**Open tasks:**
-- ! Owner-side UI  `24ee329d`
-- ► Repository registers  `902c71da`
-- · Intake records  `017f3b29`
-- · Decision records  `392ac64d`
-- · Dependencies and human-flag records  `216a03e6`
-- · Topic and classification contract  `ef7934de`
+- ► Handle existing history  `e4ff1ab5`
 
 ### Registrar consolidation and deterministic hub identifiers
 Progress: 3/12 done  |  workplan_id: `7ddb5421-d960-4a3c-94b1-40b6c96abfab`
@@ -44,14 +27,20 @@ Progress: 3/12 done  |  workplan_id: `7ddb5421-d960-4a3c-94b1-40b6c96abfab`
 - … and 2 more open tasks
 
 ### Repository standards conformance and governed scaffolding
-Progress: 4/9 done  |  workplan_id: `b8b3f1e0-b8df-4405-849e-11ec51f80ae5`
+Progress: 6/9 done  |  workplan_id: `b8b3f1e0-b8df-4405-849e-11ec51f80ae5`
 
 **Open tasks:**
 - ! Regenerate agent instructions per flavor  `8cd3ba11`
-- ! Add compatibility and regression tests  `faaeb016`
-- ! Confirm the canon boundary  `7fdd54fe`
-- ! Assign ownership of the shared prefixes  `3a6ba954`
-- · Implement conformance checking  `2c9b0cb1`
+- ► Implement conformance checking  `2c9b0cb1`
+- ► Assign ownership of the shared prefixes  `3a6ba954`
+
+### Receiving surface for work records and repository registers
+Progress: 4/7 done  |  workplan_id: `f45cebf3-7d49-471d-a903-d711e19f7653`
+
+**Open tasks:**
+- ! Owner-side UI  `24ee329d`
+- ► Repository registers  `902c71da`
+- ► Topic and classification contract  `ef7934de`
 
 ---
 ## MCP Orientation (when available)