{
  "event_threshold": 0.02,
  "evidence_cards": [
    {
      "change_score": 0.148925,
      "changed_regions": [
        [
          180,
          160,
          320,
          200
        ],
        [
          630,
          200,
          141,
          141
        ]
      ],
      "frame_index": 1,
      "frame_sha256": "4d223d75cbaba177dd74e163395bb5f13e2672922df4f07ac9cc6d20b92420e3",
      "previous_sha256": "52f9523071641f22f7a5c99a2a7500dcec1465c3169108e57dab839a574e7b78",
      "timestamp_ms": 100
    }
  ],
  "explanation": {
    "cited_frame_indices": [
      1
    ],
    "explanation_sha256": "bccb8f29ef3562bcff62bdbddf96912ac0d84ed75645bc8cd77ed3b8db506ffc",
    "recommended_action": "seal_evidence_for_agent_summary",
    "summary": "OpenCV produced 1 evidence card(s) with 2 review region(s); maximum normalized change was 0.148925."
  },
  "fps": 10.0,
  "frame_count": 2,
  "opencv_version": "5.0.0",
  "overlays": [
    {
      "filename": "evidence-frame-000001.png",
      "frame_index": 1,
      "sha256": "49ccc05f3d59fac5ba66257425fdb959c7e77b06936fad468b96a7466342215b"
    }
  ],
  "receipt_sha256": "7cdecc659b849dcd5940d92aae3095d81e3c101c87d5ff3b8e4651ad485b54b1",
  "reset_threshold": 0.01,
  "review_plan": {
    "action": "seal_evidence_for_agent_summary",
    "reason": "OpenCV found localized changes that are reviewable without an immediate escalation.",
    "triggering_frames": [
      1
    ]
  },
  "schema_version": 1,
  "source": "deterministic synthetic transition",
  "source_sha256": "26b856f3449db3f1d4abf70fed4bda55b30c2ce847b6faa67d330bdf011ac4de"
}