diff --git a/agents/gander/work/queue-276/ASSERTION-PRESERVATION.json b/agents/gander/work/queue-276/ASSERTION-PRESERVATION.json
index 4f6a6617a..892c22103 100644
--- a/agents/gander/work/queue-276/ASSERTION-PRESERVATION.json
+++ b/agents/gander/work/queue-276/ASSERTION-PRESERVATION.json
@@ -19,6 +19,6 @@
       "   assert.ok(probeSeconds>=3.25&&probeSeconds<4.75,`${mode}: probe ${probeSeconds}s after baseline ${baselineSeconds}s`);"
     ],
     "reason_residual_cleanup_assertions_unchanged": true,
-    "mutant_timing_dependencies": "No M1-M17 definition or killer names these two P10 timing assertions. M11 uses overflow, which takes no baseline; row253 M17/M18 named P10 inner/outer need fresh proof if carried into any future row253 gate; none is claimed here."
+    "mutant_timing_dependencies": "Static inspection of row276 M1-M17 and historical row253 M1-M40: no target or named killer refers to either changed timing assertion. Row276 M11 names overflow, whose assertions and baseline-free behavior are unchanged."
   }
 }
diff --git a/agents/gander/work/queue-276/CANDIDATE-SHAS.json b/agents/gander/work/queue-276/CANDIDATE-SHAS.json
index 967af025b..2b65379bd 100644
--- a/agents/gander/work/queue-276/CANDIDATE-SHAS.json
+++ b/agents/gander/work/queue-276/CANDIDATE-SHAS.json
@@ -1,7 +1,7 @@
 {
   "docs/plans/DEFERRED.md": "9d40dfe1bc91f60cd9999b3224dcea5b44f46f79019678ec98c6987f815a5099",
   "packages/cli/tests/case-sudo-fixture.mjs": "eac5c83f43056bdeb5781101307e17d4bc01f03e97e02f4f5e930436d7e43535",
-  "packages/cli/tests/case1-accept.test.mjs": "88ff295c89f5772e7ded1aea37efe25513b16cf080276db6e657137254c50871",
-  "scripts/case1-accept.sh": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
+  "packages/cli/tests/case1-accept.test.mjs": "d5106f2a4f2129409d001ce193e2a991f34e38995f56b7d6e8530ea6838e441b",
+  "scripts/case1-accept.sh": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
   "scripts/case2-unit.sh": "f615d09cd0998bd3a109faff9a16a78ac3f414686300fadc282a7773ec08491a"
 }
diff --git a/agents/gander/work/queue-276/MANIFEST.sha256 b/agents/gander/work/queue-276/MANIFEST.sha256
index 2670ed506..f537ebcfb 100644
--- a/agents/gander/work/queue-276/MANIFEST.sha256
+++ b/agents/gander/work/queue-276/MANIFEST.sha256
@@ -1,5 +1,5 @@
 9d40dfe1bc91f60cd9999b3224dcea5b44f46f79019678ec98c6987f815a5099  docs/plans/DEFERRED.md
 eac5c83f43056bdeb5781101307e17d4bc01f03e97e02f4f5e930436d7e43535  packages/cli/tests/case-sudo-fixture.mjs
-88ff295c89f5772e7ded1aea37efe25513b16cf080276db6e657137254c50871  packages/cli/tests/case1-accept.test.mjs
-4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030  scripts/case1-accept.sh
+d5106f2a4f2129409d001ce193e2a991f34e38995f56b7d6e8530ea6838e441b  packages/cli/tests/case1-accept.test.mjs
+89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2  scripts/case1-accept.sh
 f615d09cd0998bd3a109faff9a16a78ac3f414686300fadc282a7773ec08491a  scripts/case2-unit.sh
diff --git a/agents/gander/work/queue-276/MOS-1350-DEPENDENCIES.json b/agents/gander/work/queue-276/MOS-1350-DEPENDENCIES.json
new file mode 100644
index 000000000..40e949d24
--- /dev/null
+++ b/agents/gander/work/queue-276/MOS-1350-DEPENDENCIES.json
@@ -0,0 +1,14 @@
+[
+  {
+    "row": 253,
+    "count": 40,
+    "old_timing_targets": [],
+    "old_timing_killers": []
+  },
+  {
+    "row": 276,
+    "count": 17,
+    "old_timing_targets": [],
+    "old_timing_killers": []
+  }
+]
diff --git a/agents/gander/work/queue-276/SOURCE.json b/agents/gander/work/queue-276/SOURCE.json
index 7f6c9a724..31b2a039d 100644
--- a/agents/gander/work/queue-276/SOURCE.json
+++ b/agents/gander/work/queue-276/SOURCE.json
@@ -1,17 +1,17 @@
 {
-  "source": "7ec807d7f740b55583f72c691918c61dbcf2b14c",
+  "source": "e53580e8e34a32326d64be1064acdbf4e4aa012f",
   "base": "0cbe2e9b35e51fe06dedde69c022b46e040f98c0",
   "branch": "gander/row276-0cbe",
-  "manifest": "d746620768df71585dd2be1bc8a9fff93cb493fdf4a59fd16bc479dde4bc067d",
+  "manifest": "28a2ed12ca066e34d75c56a785723a968abc21b298b18fd1630faceefb7f0d69",
   "paths": {
     "docs/plans/DEFERRED.md": "9d40dfe1bc91f60cd9999b3224dcea5b44f46f79019678ec98c6987f815a5099",
     "packages/cli/tests/case-sudo-fixture.mjs": "eac5c83f43056bdeb5781101307e17d4bc01f03e97e02f4f5e930436d7e43535",
-    "packages/cli/tests/case1-accept.test.mjs": "88ff295c89f5772e7ded1aea37efe25513b16cf080276db6e657137254c50871",
-    "scripts/case1-accept.sh": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
+    "packages/cli/tests/case1-accept.test.mjs": "d5106f2a4f2129409d001ce193e2a991f34e38995f56b7d6e8530ea6838e441b",
+    "scripts/case1-accept.sh": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
     "scripts/case2-unit.sh": "f615d09cd0998bd3a109faff9a16a78ac3f414686300fadc282a7773ec08491a"
   },
   "mutants": 17,
-  "tests": "No mos-1345 runtime or Node checks run; delta review and fresh whole gate pending",
+  "tests": "mos-1350 pending static review, 10 isolated repetitions per timing test, then fresh run5",
   "static_checks": [
     "git diff --check",
     "both supervisor copies byte-identical except authorized delta from prior",
diff --git a/agents/gander/work/queue-276/UNIQUENESS.json b/agents/gander/work/queue-276/UNIQUENESS.json
index 4638cc5d1..4bc51f714 100644
--- a/agents/gander/work/queue-276/UNIQUENESS.json
+++ b/agents/gander/work/queue-276/UNIQUENESS.json
@@ -3,113 +3,113 @@
     "id": "M1",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "3166027a9040af231b86d2b0f58e934373c39798f70e4ef3ff4a2e41a33aaebc"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "f7994147a5eefb924630063cb3bba17bd8ed0b65e7c24d913ee1580f4a9a0b47"
   },
   {
     "id": "M2",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "0fcd49f400c151c37766df9e778e92a9938b0680637bda702c9a16fdc739b4d2"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "8a93c378b1f91238a32c885180e70d7d33b6201d9a2f63f8dea8e39ad577ad01"
   },
   {
     "id": "M3",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "d25e00f42c0728b96598c374521989ee869c5f7552f4ff220cd807bf9125d355"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "d3dadb97ca9a1ee26b92af01bd7451804e9b80346bf0673cf63dbad7e7bb5e78"
   },
   {
     "id": "M4",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "ea7feeea2d7a2182a3a024c809757f1847e92992cecaf09e7160952a481528a0"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "d6754f354b59135f377e8cabdd211553257722fe8298e7d1e65f0a3a5a0de113"
   },
   {
     "id": "M5",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "0acc61f3cfd891bb27350a670238f91ae08eaf7eae9c0ef1e8d596775f9f3e81"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "3ade5f4cbba5fa7bb2427ef7c5166033efe86231e4479c72a7a1f1b2186f4a73"
   },
   {
     "id": "M6",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "2eaf9ca575f06e5e3c8650ae0c69efa2cf2cf563087ac32bda1eeb3fda9b0449"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "1a7cd233c86b9ed4bd05d57adb5e6b9c35b537e698615870523429f21dcf3170"
   },
   {
     "id": "M7",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "9c660bd92ab85bd20f3093a0aabda4e0d51b82b02b0e98b4d6d354aefa199a16"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "bdf3a911e8d287d2459f6b5d8ceb51d5202499b8091e97cf31b3c9c4dbe76058"
   },
   {
     "id": "M8",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "d526b1556052371bc2fb02d5d197739358bcd3d42ff2c5b70b2a03485d160a9d"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "c0c21ac1bde823f28d5fd3937973128fa59eee042ba4a1e675b4dc7957713f2b"
   },
   {
     "id": "M9",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "f908056181f98812979dbabf778085f0fbef5e06d5dcbe672dbcbef8be17de68"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "bddfa558b71c12d5fd04782a746382d817008b7cc4cdb0b831afb9c5ec82a251"
   },
   {
     "id": "M10",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "11603be29402c58b5ef0d065bd99bd4eb9e8781c18cc63ffcc60c9af9de1d6c5"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "9bd7b50361ef7b3cef92b02e206711418d831ebf7c6c46073a102991433c3f66"
   },
   {
     "id": "M11",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "445daec1385385f73b5ad13966778dc25166431101b1e703e1f68533de6f5604"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "db7c45d67d05f03fea863f50bb167c6d25ebcc2cf47c9f9e79aff07f41c73a64"
   },
   {
     "id": "M12",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "90c6a40f1c217a302a7c448bb7fcaed72549adbeeebe4b4d14a9a3080e75f240"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "49e03600ed40deefa1389e50451d353c59f3493175f077e76d511bbabfb33987"
   },
   {
     "id": "M13",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "a5b69350a624237455c0f2b5e56fade05d57983ae6a63e33b442477e400d6073"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "788cdbbe10f8056c94d4e9816388509cd1069f328c4e12e3ade8d7c706bcbc16"
   },
   {
     "id": "M14",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "11bef94f10ee1e2290198679c66b17a859c98325046feb0a1ad7103a09f86da4"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "7e6f382c9e51e67eb173d42ddb402178a6af49822c3c37d36332c08bd65c98a5"
   },
   {
     "id": "M15",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "1d621da387fd9fa87998302101d2c936ee14cf0b55ddc0d25fcc379a06968e00"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "a81acad889e36e7b405ac622fc8a75276d3933e07c490637d77007ad43cd6552"
   },
   {
     "id": "M16",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "360d981e830c31c73653f97bf6858ad72535c67bed12a508c7b32a8cf71ded8a"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "a6956292666b7ef35bac215b8213344b29d48a969da60c075fa7c331bbb4e2e0"
   },
   {
     "id": "M16",
@@ -122,7 +122,7 @@
     "id": "M17",
     "file": "scripts/case1-accept.sh",
     "occurrences": 1,
-    "before": "4885a84fa7263d5735ab3acb583eff34f29a242e408a65a1cc436afeca1aa030",
-    "after": "fada2500fcb79f255b7062e727300abf5116a93efaa46ce33e3c93faae314917"
+    "before": "89b45bb84e8365f32f08fd055c7db8a0259533f23fe7ab03f484acb25bee92c2",
+    "after": "98f65d07e80b4bfd593e56c0d4a8dc693dc886bbe7296bc60cc278c5d1188e7c"
   }
 ]