{
  "annotationRevisionId": "annrev-01J...",
  "annotationUnitId": "unit-attempt42-handlane-0007",
  "annotatorId": "annotator-pseudo-17",
  "agentType": "Human",
  "ontologyVersion": "1.0.0",
  "guidelineVersion": "1.3.0",
  "labelPayload": {
    "candidateLabels": [
      "DYNAMIC-DEADPOINT-001",
      "DYNAMIC-DYNO-001"
    ],
    "openSetState": "KnownAmbiguous",
    "boundary": {
      "earliestNs": 1234000000,
      "estimateNs": 1250000000,
      "latestNs": 1280000000
    }
  },
  "evidenceLedger": {
    "positive": [
      "target hand acceleration",
      "source-foot unloading"
    ],
    "unavailable": [
      "both feet occluded for 80 ms"
    ],
    "contradictory": [
      "total loss of support not confirmed"
    ]
  },
  "status": "Submitted"
}