docs(render): record the terrace-edge retail capture (S3 §6b)

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

docs/research/2026-09-01-overhaul/s3-walk-ownership-map.md

@@ -188,7 +188,16 @@ Lead verifies every finding against the source before an edit (S2 precedent:
   `holtburg-doorway-still.parts.log` (3 frames, 3,304 PD / 510 DM),
   `holtburg-doorway-still.alphadepth.log` (5 frames, 430 AM / 3,414 FL / 35 PM /
   29 PC). No memory errors.
-- Remaining poses per the kit README: `terrace-edge`, `foundry-deep`.
+- **Pose `terrace-edge`** (owner "ready" 2026-09-03 ~07:45, "I think this is the
+  correct edge"): OUTDOOR root, viewer cell `f418000b`. Transcript
+  `logs/oh-capture/terrace-edge.walk.log` (5 frames, 5,590 lines; frame 2: 1 LS,
+  578 LC / 780 SC, 14 BLD, 2 look-in DC turns into the
+  cathedral cells `f4180100/0101/0104`; building `F518002E` drawn on every
+  complete frame: False — the #456 vista oracle FW0 recorded holds in this
+  capture), `terrace-edge.parts.log` (3 frames, 11,767 PD / 5,173 DM — the
+  densest pose), `terrace-edge.alphadepth.log` (5 frames, 6,880 AM / 3,515 FL /
+  10 PM / 10 PC). No memory errors.
+- Remaining pose per the kit README: `foundry-deep`.
 
 ## 7. Open questions for the capture session (ask for exactly these two)