From 9ba42c4cda5158bc4d82dee81c6ccbd2cf462071 Mon Sep 17 00:00:00 2001
From: Mollusk <silvernode@gmail.com>
Date: Sat, 15 Aug 2026 15:31:07 -0400
Subject: [PATCH] docs: record S3b containment milestone

---
 docs/screenshare-audio-exclusion-impl-plan.md | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/docs/screenshare-audio-exclusion-impl-plan.md b/docs/screenshare-audio-exclusion-impl-plan.md
index 3fe55d5..d0a48c8 100644
--- a/docs/screenshare-audio-exclusion-impl-plan.md
+++ b/docs/screenshare-audio-exclusion-impl-plan.md
@@ -1,12 +1,13 @@
 # Implementation plan: whole-desktop screen-share audio without self-echo
 
-**Status:** 🟢 **v4 — three review rounds applied.** *Progress as of 2026-08-07:* phases 0a, 0b,
+**Status:** 🟢 **v4 — three review rounds applied.** *Progress as of 2026-08-15:* phases 0a, 0b,
 0c step 1, 1, 2, 3, 3r, 4 and 5 are merged, and the **phase-5 major gate PASSED on 2026-07-26**
-(§1). The current front is **0c step 2**, sliced S1–S5: S1 and S2 merged, **S3a built but
-unmerged** (pixelpass `s3a-module-ledger`), S3b/S4/S5 not started. **0d and phases 6–9 are not
+(§1). The current front is **0c step 2**, sliced S1–S5: S1 and S2 are merged; **S3a is merged
+locally** in pixelpass (`15d1374`); and **S3b is built and validated in the pixelpass working
+tree and committed locally** (`5d3da8b`). S4/S5 are not complete. **0d and phases 6–9 are not
 built** — nothing merged to date mutates the graph, so the feature has no user-visible behaviour
 yet. Phase 6 is the first mutation.
-**Date:** 2026-07-21 (v4); status line refreshed 2026-08-07
+**Date:** 2026-07-21 (v4); status line refreshed 2026-08-15
 **Design of record:** [`screenshare-audio-exclusion-plan.md`](screenshare-audio-exclusion-plan.md) v3.4 (`8768cd2`), converged round 7.
 **Scope:** *ordering, gates and acceptance criteria only.*
 
@@ -111,8 +112,8 @@ Record: [`screenshare-audio-exclusion-phase5-results.md`](screenshare-audio-excl
 of the re-run for both carriers (plan §3) and was satisfied — rows 4 and 5 passed at the real
 tagging sites. **Phase 6 is no longer blocked by this gate.** What still blocks it is the rest
 of the DAG: `0b → 6` is satisfied and merged, but `0c → 0d → 6` is not — **0c step 2 remains
-open** (S1 and S2 merged; S3a built but UNMERGED on pixelpass `s3a-module-ledger`; S3b, S4 and
-S5 not started), and **0d has not been built at all**.
+open** (S1 and S2 merged; S3a merged locally in pixelpass; S3b built, validated and committed
+locally at `5d3da8b`; S4/S5 incomplete), and **0d has not been built at all**.
 
 ⚠️ **Superseded, kept for the trail — status 2026-07-25 (evening): "3r is BUILT AND MERGED; the
 re-run has not happened yet."** The phase-5 gate failed on its first live run and put 3r into