{
  "kind": "structural_zero",
  "lane": "symbolic_logic",
  "metrics": {
    "all_three_pass_rate": 0.0,
    "overall_pass": false,
    "premise_recall": null,
    "proposal_storage": 0.0,
    "replay_determinism": 0.0
  },
  "model_id": "frontier-structural-zero",
  "note": "Frontier LLMs do not emit the typed signals these sub-metrics score; see docs/frontier_baselines.md",
  "rationale": "Replay determinism requires deterministic trace_hash equality across fresh runs; frontier inference is stochastic. Proposal storage requires per-premise PackMutationProposal records emitted by the teaching pipeline; frontier has no analog.",
  "timestamp": "2026-05-16T19:44:44.245649+00:00",
  "version": "v1"
}
