{
 "id": "ev:41058731abf1d0b1590d4f2286e8771c",
 "observable": "campaign.adjudication.SURGERY",
 "observable_version": "1.0",
 "subject": {
  "signals": [],
  "dataset": null,
  "readout": null,
  "frame": null,
  "interventions": [],
  "extra": {
   "card": "SURGERY",
   "spec": "campaign-surgery"
  }
 },
 "value": {
  "__map__": {
   "card": "SURGERY",
   "status": "adjudicated",
   "reason": "",
   "outcomes": {
    "__map__": {
     "H-erase": "confirmed",
     "H-retain": "refuted"
    }
   },
   "metrics": {
    "__map__": {
     "exploit_drift_reduction": 0.8856159449336694,
     "rb2_accuracy_delta_after_erasure": -0.39875212705615426,
     "erasure_certificate_pass": 1,
     "probe_recovery_auc": 0.24761904761904763
    }
   },
   "thresholds": {
    "__map__": {
     "H-erase": 0.8,
     "H-retain": -0.01
    }
   },
   "comparators": {
    "__map__": {
     "H-erase": ">",
     "H-retain": ">"
    }
   },
   "kill_thresholds": {
    "__map__": {
     "K-surgery": 0.1
    }
   },
   "kill_comparators": {
    "__map__": {
     "K-surgery": "<"
    }
   },
   "killed": false,
   "killed_by": {
    "__seq__": []
   },
   "overlay_notes": {
    "__seq__": []
   },
   "staged_violation": false,
   "pre_freeze_violation": false
  }
 },
 "uncertainty": {
  "ci_low": null,
  "ci_high": null,
  "ci_level": null,
  "n": null,
  "n_effective": null,
  "seed_spread": null,
  "method": "none"
 },
 "gauge": "invariant",
 "calibration": null,
 "trust": 2,
 "provenance": {
  "git_sha": "f93f4b5578c221d3d2665f9b305f3e86759be862+dirty",
  "config_hash": null,
  "seeds": [],
  "cost": {
   "gpu_seconds": 0,
   "tokens": 0,
   "wall_seconds": 0
  },
  "oracle_calls": [],
  "parents": [
   "ev:3f7dd28fbf574acdfc8f178c2fbcdce1"
  ],
  "study": "study:campaign-surgery@v1#98769c52",
  "extra": {
   "gpu": "cpu",
   "arc": "reporting"
  }
 },
 "created_at": "2026-07-19T18:16:53.330689+00:00"
}