{
  "schema": "anvil-serving.independent-review/v1",
  "observed_at": "2026-09-12",
  "scope": [
    "dated efficient-variant finding",
    "summary.json",
    "publication-summary.md",
    "restoration.json",
    "source-registry.json",
    "native quality and capacity evidence",
    "artifact-manifest.json"
  ],
  "author_model": "GPT-6 Astra",
  "reviewer_model": "GPT-5.6 Sol",
  "reviewer_role": "anvil-adversarial-reviewer",
  "substantive_disposition": "bounded-accept",
  "decision_supported": "Retain incumbent; Signal only an efficiency research lead, not a qualified replacement.",
  "findings": [
    {
      "issue": "Signal publisher-declared license lacked a dedicated pinned source-ledger entry.",
      "resolution": "Pinned GGUF publisher card added with date, artifact revision, hardware mismatch and non-certification caveats; reviewer accepted correction."
    },
    {
      "issue": "Canonical recipe checkout conversion could diverge from byte-preserved evidence.",
      "resolution": "Both exact registries now have -text attributes; reviewer verified byte-identical public copies."
    }
  ],
  "remaining_substantive_blockers": [],
  "mechanical_completion_condition": "Regenerate artifact manifest after derivative updates and prove zero file hash/size mismatches. Acceptance never authorizes model promotion or general lifecycle release.",
  "limits": [
    "Ten-question diagnostic does not prove broad quality parity.",
    "Failed original strict-output and missing full-context/client gates remain.",
    "The review is independent from the evaluated models and evidence author."
  ]
}