diff --git a/OPUS-BUILD-BRIEF-2.md b/OPUS-BUILD-BRIEF-2.md
index 2314bc3..86a747d 100644
--- a/OPUS-BUILD-BRIEF-2.md
+++ b/OPUS-BUILD-BRIEF-2.md
@@ -92,6 +92,19 @@ Remaining from this stage: microplane grater defined but unused; day 12's halve
 clean default (cut-your-own-orange chaining is future content); pieces fan-out still
 cylinders.
 
+**STAGE 3 DONE: M15 BRUSCHETTA SHIPPED AND GATE-VERIFIED (2026-07-18).** Day 14
+end-to-end: brie out early (8s toggle cost), doorstop cut, toast, roast (browning
+Field + blister past 0.6, 42s@7 = collapse 1.0 into sauce), garlic rub, Clark-Evans
+topping (R 1.25 "evenly strewn"), sog clock, serve. Happy path grade S (9.63) live.
+Failure paths discriminate and NAME the sin: over-roast → B with roast 0 + bench 0
+(the spill); skipped brie → temp 0 "brie soft" missed; thin slice + 30s dawdle →
+sog "it bends (1.00)" and the line "This has the structural integrity of an
+apology." Reviewer retunes carried: SOG_RATE 0.004 (doorstop defends), MASS_BAND
+2.5-4.5 (generous topping is the band). Known harness wart: standalone t.roast()
+before the oven opens reads a stale session — drive failure paths through the full
+sequence. §2-§7 of this brief are now ALL DONE; next work comes from MASTERPLAN P2
+(FIRE: the pan, the steak, the salt system) — cut Brief 3 from it when starting.
+
 **Asset farm status (was BLOCKER, now half-fixed):** John freed 50GB on m4pro, but the
 cleanup took m4pro's venvs with it (`venvs/mflux`, `vendor/hunyuan3d-mlx/.venv`) — jobs
 routed to node m4 die in ~1s. `gen-assets.sh` now finds the client at `~/MODELBEAST`,