{
  "schema_version": 1,
  "status": "all_v74_candidates_rejected",
  "active_model_sha256": "a9088b8491dfae36694b53e9e9406cb4e3511d334a5712fa34f75078a47759c1",
  "active_model_changed": false,
  "human_review_complete": false,
  "review_type": "ai_assisted_visual_error_analysis",
  "promotion_allowed": false,
  "release_claim_allowed": false,
  "decisions": [
    {
      "candidate": "proposal-filter-v74",
      "sha256": "a4570a6257e5f234730fc03b75d53251afdeb830ea3c96dfff45604b23786260",
      "decision": "reject_global_production",
      "reason": "best detector-plus-filter V72 F1 0.2200 is below unfiltered active F1 0.2504"
    },
    {
      "candidate": "v74-rehearsal-controlled-e10",
      "sha256": "8473f09234bbad9175d5540e2f298e57c902c332fa5729561774b01a98c355d3",
      "decision": "reject",
      "reason": "optimizer auto overrode requested learning rate; V72 metrics regressed"
    },
    {
      "candidate": "v74-rehearsal-low-lr-e6",
      "sha256": "be9881ad734f60f8779e9a08dc9112b993cf87e7cc888709c6f695bcf200dffc",
      "decision": "reject",
      "reason": "explicit AdamW low-learning-rate run remained below active V72 baseline"
    }
  ],
  "product_mitigation": "authority_first_grb_evidence_overlay",
  "claim_boundary": "AI detections remain proposals; GRB validation is authoritative for registered Flemish buildings within source coverage and edition."
}