diff --git a/.custodian-brief.md b/.custodian-brief.md
index 990adea..01b4dd2 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,23 +2,23 @@
 # Custodian Brief — gate-house
 
 **Domain:** infotech  
-**Last synced:** 2026-09-21 00:20 UTC  
+**Last synced:** 2026-09-21 10:40 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
 ### §11 layer declarations — amendment set and estate closure
-Progress: 0/10 done  |  workplan_id: `59481e51-2792-5f2c-99c8-2732a0561939`
+Progress: 0/11 done  |  workplan_id: `59481e51-2792-5f2c-99c8-2732a0561939`
 
 **Open tasks:**
 - ! T07 — Closing condition 2: `audit-core` returns its §11 review or declines in writing  `eb459f71`
 - ! T08 — Closing condition 3: `key-cape`, `ops-mason`, `net-kingdom` declare or record a dated gap  `b512f842`
 - ! T10 — `net-kingdom` assembles the amendments into the v0.8 cut and flips acceptance  `34d0582b`
+- ! T11 — Post-flip: all eight checkers name v0.8 and run the reference detector  `1643517b`
 - ► T09 — Circulate A9–A13 for assent and disposition the returns  `ea3e5868`
 - · T01 — A9: state the §3 vocabulary once, as tokens  `8b4042db`
 - · T02 — A10: §4 gains an evidence-source marking; §11's check reads the marking  `813b00f4`
-- · T03 — A11: `INTENT.md` governs, the sidecar is derived, a run states its scope  `7735233f`
-- … and 3 more open tasks
+- … and 4 more open tasks
 
 ## Inbox Hygiene