diff --git a/docs/TEST_INTEGRITY.md b/docs/TEST_INTEGRITY.md
index c17dc32..7f9c360 100644
--- a/docs/TEST_INTEGRITY.md
+++ b/docs/TEST_INTEGRITY.md
@@ -3199,3 +3199,47 @@ test_integrity_note:
     did_relax_any_assertion: false
     if_true_explain_spec_basis: ""
 ```
+
+```yaml
+test_integrity_note:
+  change_type: new_tests
+  scenarios:
+    - id: SCN-integration-adoption-lifecycle-revision-cas
+      given: "A prepared or finalized owner-bound adoption record with a known journal revision"
+      when: "A caller supplies a stale expectedRecordRevision to finalize or request native qualification"
+      then: "The operation refuses before private-ref or queue effects; the original refs, journal state, and queue remain unchanged"
+  observable_outcomes:
+    - "ADOPTION_RECORD_REVISION_STALE is returned for stale lifecycle callers"
+    - "Private candidate/archive refs remain absent before stale finalize and no integration request is created by stale native request"
+  determinism_controls:
+    - "Disposable local Git repository and temporary SQLite-backed control-plane fixture; no network, provider, or live adoption"
+  anti_cheat_rationale:
+    prevents:
+      - "Issuing external ref or queue effects from a stale lifecycle read"
+      - "Treating journal revision as an internal-only implementation detail"
+  relaxation:
+    did_relax_any_assertion: false
+    if_true_explain_spec_basis: ""
+```
+
+```yaml
+test_integrity_note:
+  change_type: spec_correction
+  scenarios:
+    - id: SCN-integration-adoption-request-replay
+      given: "Two authenticated callers carry the same finalized adoption revision into the serialized native-request transition"
+      when: "One caller completes the transition and the other resumes with its now-stale expectedRecordRevision"
+      then: "The second caller strictly receives ADOPTION_RECORD_REVISION_STALE while exactly one requested journal record and one queue row remain"
+  observable_outcomes:
+    - "The replay loser reports the stale journal-revision boundary, not a generic post-state refusal"
+    - "Exactly one private-ref integration request and requested audit transition exist"
+  determinism_controls:
+    - "Two independently opened local API processes over disposable Git and SQLite fixture state"
+  anti_cheat_rationale:
+    prevents:
+      - "Accepting a stale lifecycle read after another caller has committed"
+      - "Relaxing the exactly-one-request invariant after adding revision binding"
+  relaxation:
+    did_relax_any_assertion: false
+    if_true_explain_spec_basis: ""
+```
diff --git a/src/integration/adoption.mjs b/src/integration/adoption.mjs
index 9d5eabd..4d2c7d5 100644
--- a/src/integration/adoption.mjs
+++ b/src/integration/adoption.mjs
@@ -88,6 +88,12 @@ function exactInput(record, input) {
   if (mismatches.length) throw new TorchError('Lifecycle input cannot override immutable prepared adoption fields', {
     code: 'ADOPTION_IMMUTABLE_BINDING_STALE', details: { adoptionId: record.id, fields: mismatches },
   });
+  if (!Number.isInteger(input.expectedRecordRevision) || input.expectedRecordRevision !== record.revision) {
+    throw new TorchError('Lifecycle input must bind the current adoption record revision', {
+      code: 'ADOPTION_RECORD_REVISION_STALE',
+      details: { adoptionId: record.id, expectedRevision: input.expectedRecordRevision ?? null, actual: record.revision },
+    });
+  }
 }
 
 /**
@@ -334,6 +340,7 @@ export class AdoptionService {
     this.controlPlane.database.exec('BEGIN IMMEDIATE');
     try {
       const record = this.getPrepared(adoptionId);
+      exactInput(record, input);
       if (!['finalized', 'requesting'].includes(record.state)) {
         throw new TorchError('Only a finalized adoption can request native qualification', {
           code: 'ADOPTION_REQUEST_STATE_INVALID', details: { state: record.state },
diff --git a/test/fleet/integration-adoption.test.mjs b/test/fleet/integration-adoption.test.mjs
index 741149e..666e6f6 100644
--- a/test/fleet/integration-adoption.test.mjs
+++ b/test/fleet/integration-adoption.test.mjs
@@ -130,7 +130,8 @@ function prepare(context, adoptionId = 'fixture-adoption') {
 
 function lifecycleInput(context, action, adoptionId, extra = {}) {
   const { approvalId, approvalRevision, adapter } = authority(context, { action, adoptionId });
-  return { actorId: 'owner', adoptionId, approvalId, approvalRevision, adapter, ...extra };
+  const record = context.service.getPreparedAdoption(adoptionId);
+  return { actorId: 'owner', adoptionId, expectedRecordRevision: record.revision, approvalId, approvalRevision, adapter, ...extra };
 }
 
 function blockedCodes(error) {
@@ -167,6 +168,17 @@ test('SCN-integration-adoption-journal-and-binding: a duplicate preparation cann
     (error) => error.code === 'ADOPTION_RECORD_REVISION_STALE');
   assert.throws(() => context.service.finalizeAdoption(lifecycleInput(context, 'finalize', adoptionId, { candidateSha: context.base })),
     (error) => error.code === 'ADOPTION_IMMUTABLE_BINDING_STALE');
+  assert.throws(() => context.service.finalizeAdoption(lifecycleInput(context, 'finalize', adoptionId, {
+    expectedRecordRevision: prepared.revision + 1,
+  })), (error) => error.code === 'ADOPTION_RECORD_REVISION_STALE');
+  const refs = context.service.adoption.refAdapter.readRefs([
+    prepared.expectedOldRef, prepared.candidateRef, prepared.archiveRef,
+  ]);
+  assert.deepEqual(refs, {
+    [prepared.expectedOldRef]: context.base,
+    [prepared.candidateRef]: null,
+    [prepared.archiveRef]: null,
+  });
   const { mutationPerformed, ...durablePrepared } = prepared;
   assert.equal(mutationPerformed, true);
   assert.deepEqual(context.service.adoption.getPrepared(adoptionId), durablePrepared);
@@ -243,6 +255,10 @@ test('SCN-integration-adoption-private-ref-intake: finalized private refs enter
   const adoptionId = 'fixture-adoption';
   prepare(context, adoptionId);
   const finalized = context.service.finalizeAdoption(lifecycleInput(context, 'finalize', adoptionId));
+  assert.throws(() => context.service.requestAdoptedCandidate(lifecycleInput(context, 'request', adoptionId, {
+    expectedRecordRevision: finalized.revision + 1,
+  })), (error) => error.code === 'ADOPTION_RECORD_REVISION_STALE');
+  assert.deepEqual(context.service.list(), []);
   const requested = context.service.requestAdoptedCandidate(lifecycleInput(context, 'request', adoptionId));
   assert.equal(requested.state, 'requested');
   assert.equal(requested.integrationRequest.sourceBranch, finalized.candidateRef);
@@ -313,7 +329,7 @@ test('SCN-integration-adoption-request-replay: concurrent authenticated API call
     concurrentAdoptedRequest(context, requestInput),
   ]);
   assert.deepEqual(outcomes.map((entry) => entry.outcome).sort(), ['refused', 'requested']);
-  assert.equal(outcomes.find((entry) => entry.outcome === 'refused').code, 'ADOPTION_REQUEST_STATE_INVALID');
+  assert.equal(outcomes.find((entry) => entry.outcome === 'refused').code, 'ADOPTION_RECORD_REVISION_STALE');
   const requests = context.service.list();
   assert.equal(requests.length, 1);
   assert.equal(context.service.getPreparedAdoption(adoptionId).state, 'requested');