{
  "kind": "structural_zero",
  "lane": "cross_domain_transfer",
  "metrics": {
    "transfer_endpoint_recall_rate": null,
    "domain_a_stored_rate": 0.0,
    "domain_b_stored_rate": 0.0,
    "replay_determinism": 0.0,
    "overall_pass": false
  },
  "model_id": "frontier-structural-zero",
  "note": "Frontier LLMs do not emit the typed signals these sub-metrics score; see docs/frontier_baselines.md",
  "rationale": "Storage rates and replay determinism require typed pipeline emissions that frontier has no analog for.",
  "timestamp": "2026-05-16T00:00:00+00:00",
  "version": "v1"
}
