diff --git a/coordination/claims/M03-RND-ADT-WATER-SCENE-FINALIZER-001.md b/coordination/claims/M03-RND-ADT-WATER-SCENE-FINALIZER-001.md
index 3dab532..ea4b94a 100644
--- a/coordination/claims/M03-RND-ADT-WATER-SCENE-FINALIZER-001.md
+++ b/coordination/claims/M03-RND-ADT-WATER-SCENE-FINALIZER-001.md
@@ -81,12 +81,14 @@ the existing `ADTBuilder` geometry/material implementation.
 
 ## Status
 
-- State: ready for integration
+- State: accepted
 - Done: stateless finalizer implemented; both loader water paths migrated;
   synthetic scene/owner regression and required documentation added
-- Next: integrate and run post-merge smoke on master
+- Next: continue liquid parsing/task execution extraction or another remaining M03 boundary
 - Blocked by:
 
+<!-- OPENWC_INTEGRATION:ACCEPTED:M03-RND-ADT-WATER-SCENE-FINALIZER-001:874fd0f -->
+
 ## Handoff
 
 - Commit: `235be3a`
@@ -106,5 +108,9 @@ the existing `ADTBuilder` geometry/material implementation.
   `docs/modules/adt-water-scene-finalizer.md`; water-pipeline spec, module registry,
   world renderer and `RENDER.md`; data-flow/state/sequence/dependency diagrams,
   ownership, main-thread effects, failure/recovery, migration and source map included.
+- Integration: merged as `874fd0f`; post-merge finalizer (`cases=8`,
+  `iterations=100`, `elapsed_ms=0.025`), water pipeline (`98.398ms`), shutdown,
+  renderer materials, facade, internal-access (`private_symbols=36`), `7/7`
+  manifest, documentation and coordination gates passed.
 
 <!-- OPENWC_HANDOFF:READY:M03-RND-ADT-WATER-SCENE-FINALIZER-001:235be3a -->
diff --git a/targets/03-renderer-facade.md b/targets/03-renderer-facade.md
index 2759594..d3c3a0d 100644
--- a/targets/03-renderer-facade.md
+++ b/targets/03-renderer-facade.md
@@ -27,7 +27,7 @@ Runtime и Editor используют facade; planner/scheduler тестиру
 ## Evidence
 
 - Date: 2026-07-17
-- Revision/worktree: master merges `7ece2ab`, `7e35de7`, `80cb084`, `d6e5b53`, `c69abd6`, `606770c`, `630a0c1`, `f36fabb`, `24aef13`, `2342430`, `396be5e`, `f88bf97`, `3f84717`, `d2cb52f`, `f9e5a4f`, `c06aed5`, `a878e7c`, `60603e1`, `b4955d6`, `ada0fd9`, `f470775`;
+- Revision/worktree: master merges `7ece2ab`, `7e35de7`, `80cb084`, `d6e5b53`, `c69abd6`, `606770c`, `630a0c1`, `f36fabb`, `24aef13`, `2342430`, `396be5e`, `f88bf97`, `3f84717`, `d2cb52f`, `f9e5a4f`, `c06aed5`, `a878e7c`, `60603e1`, `b4955d6`, `ada0fd9`, `f470775`, `874fd0f`;
   packages `M03-RND-SCHEDULER-001`, `M03-RND-INTERNAL-ACCESS-GATE-001`,
   `M03-RND-FACADE-GROUND-QUERY-001`, `M03-RND-FACADE-ENVIRONMENT-001`,
   `M03-RND-FACADE-ENTITY-001`, `M03-RND-TERRAIN-CACHE-SERVICE-001`,
@@ -42,7 +42,8 @@ Runtime и Editor используют facade; planner/scheduler тестиру
   `M03-RND-WMO-RENDER-BUILD-QUEUE-001`,
   `M03-RND-WMO-RENDER-RESOURCE-CACHE-001`,
   `M03-RND-WMO-SCENE-RESOURCE-CACHE-001`,
-  `M03-RND-ADT-WATER-LOAD-PIPELINE-001`
+  `M03-RND-ADT-WATER-LOAD-PIPELINE-001`,
+  `M03-RND-ADT-WATER-SCENE-FINALIZER-001`
 - Commands: dedicated scheduler/planner/facade/focus/coordinate/manifest/shutdown
   headless verifiers; Godot cold editor parse; coordination, documentation and diff gates.
 - Results: scheduler `cases=6 iterations=20000 elapsed_ms=10.216`; planner
@@ -117,6 +118,14 @@ Runtime и Editor используют facade; planner/scheduler тестиру
   checkpoint dry-run retained `7/7` plans. Post-merge water state (`86.935ms`),
   shutdown, renderer materials, facade, internal-access `36`, `7/7` manifest,
   documentation and coordination gates remained green.
+  ADT water scene finalizer passed `cases=8 iterations=100 elapsed_ms=0.042`
+  after an initial `0.024ms` run; synthetic data produced one four-vertex/
+  six-index liquid surface with exact tile attachment and recursive editor owner.
+  Water pipeline, WMO/M2/terrain/facade/scheduler/streaming/coordinate, material,
+  shutdown and 32 headless contract regressions passed; checkpoint dry-run
+  retained `7/7` plans. Post-merge finalizer (`0.025ms`), water pipeline
+  (`98.398ms`), shutdown, materials, facade, internal-access `36`, `7/7`
+  manifest, documentation and coordination gates remained green.
   M02 terrain-query regression
   remained green (13 pre-existing expired M00 claim warnings).
 - Fidelity comparison: all 16 historical operation limits and drain sites were
@@ -172,7 +181,11 @@ Runtime и Editor используют facade; planner/scheduler тестиру
   result publication order are unchanged, and the mutex remains limited to the
   worker/main-thread mailbox. The loader still owns ADT parsing, concurrency and
   profile limits, stale tile/path/root rejection, `WATER_FINALIZE` permits,
-  water Node construction/attachment and `water_loaded` timing.
+  tile subtree lifetime and `water_loaded` timing.
+  Both raw-tile and delayed cached-tile water paths now call the same stateless
+  finalizer. It invokes the unchanged `ADTBuilder.build_tile_water_scene`,
+  attaches the returned root once and applies the existing optional recursive
+  Editor ownership; tile subtree lifetime and dry-root cleanup are unchanged.
   No new build-12340 parity claim is made; asset-backed visual/p95/p99 comparison remains pending.
 - Changed files: scene-free scheduler and verifier; streamer budget composition/
   permit delegation; scheduler module spec; world renderer/module registry/RENDER notes;
@@ -196,6 +209,7 @@ Runtime и Editor используют facade; planner/scheduler тестиру
   validation/reset adapters,
   ADT water pending/task/result pipeline state and loader enqueue/start/publish/
   drain/release/reset/shutdown/metrics adapters,
+  stateless ADT water scene finalizer and both loader build/attach adapters,
   expanded facade/internal-access/coordinate verifiers; work-package claims and this evidence.
 - Remaining risks: worker concurrency and stale-result validation remain
   streamer-owned; cancellation stops new permits but does not interrupt
@@ -213,7 +227,8 @@ Runtime и Editor используют facade; planner/scheduler тестиру
   WMO ResourceLoader/FileAccess I/O, live fallback and group materialization
   remain in the loader;
   asset-backed WMO placement/portal/material/leak/p95/p99 evidence remains pending;
-  ADT water parsing, main-thread materialization and active worker interruption
-  remain loader-owned, and asset-backed MH2O/MCLQ traversal/leak/p95/p99/
+  ADT water parsing and active worker interruption remain loader-owned;
+  materialization is separated but remains synchronous main-thread work behind
+  the existing permit, and asset-backed MH2O/MCLQ traversal/leak/p95/p99/
   original-client evidence is pending; M03 still needs further terrain/M2/WMO/
   liquid service extraction and dependency/performance acceptance.