{
  "packet": {
    "authority": {
      "alter_gev": false,
      "determine_truth": false,
      "take_operational_action": false
    },
    "case_id": "GEV-AIS-CASE-001",
    "claim_decisions": [
      {
        "claim": "AIS layer observations are current according to the observed GEV state.",
        "disposition": "PERMITTED",
        "limitations": [
          "GEV state observed; real-world position truth not established"
        ],
        "requested_claim": "AIS layer observations are current.",
        "sequence": 1
      },
      {
        "claim": "AIS layer observations were last reported by the observed GEV state.",
        "disposition": "WEAKENED",
        "limitations": [
          "feed state is degraded",
          "current position is not supportable"
        ],
        "requested_claim": "AIS layer observations are current.",
        "sequence": 2
      },
      {
        "claim": "AIS layer observations are current according to the observed GEV state.",
        "disposition": "PERMITTED",
        "limitations": [
          "GEV state observed; real-world position truth not established"
        ],
        "requested_claim": "AIS layer observations are current.",
        "sequence": 3
      }
    ],
    "evidence": [
      {
        "observation": {
          "epoch": 1,
          "eventType": "refresh",
          "feedState": "nominal",
          "lifecycleState": "enabled",
          "stats": {
            "count": 2,
            "lastUpdate": "2026-08-25T14:00:00.000Z"
          },
          "timestamp": "2026-08-25T14:00:00.000Z"
        }
      },
      {
        "observation": {
          "epoch": 2,
          "eventType": "refresh-failed",
          "feedState": "degraded",
          "lifecycleState": "enabled",
          "stats": {
            "count": 2,
            "lastUpdate": "2026-08-25T14:00:00.000Z"
          },
          "timestamp": "2026-08-25T14:01:00.000Z"
        }
      },
      {
        "observation": {
          "epoch": 3,
          "eventType": "refresh",
          "feedState": "nominal",
          "lifecycleState": "enabled",
          "stats": {
            "count": 3,
            "lastUpdate": "2026-08-25T14:02:00.000Z"
          },
          "timestamp": "2026-08-25T14:02:00.000Z"
        }
      }
    ],
    "final_claim_decision": {
      "claim": "AIS layer observations are current according to the observed GEV state.",
      "disposition": "PERMITTED",
      "limitations": [
        "GEV state observed; real-world position truth not established"
      ],
      "requested_claim": "AIS layer observations are current.",
      "sequence": 3
    },
    "gev_upstream": {
      "commit": "880a672b5e16ad3e41d318801d3a5203f9201923"
    },
    "non_claims": [
      "authenticated_source_identity",
      "coverage_completeness",
      "cryptographic_receipt",
      "gev_semantic_modification",
      "legal_or_operational_certification",
      "neptune_integration",
      "production_readiness",
      "real_world_position_truth",
      "tamper_evident_chain",
      "trusted_observation_time"
    ]
  },
  "reviewed_packet_digest": "8d0c5abf4815e9994d2e05ad66128aad2cb960c3f748c6575d06fc312305fa9e",
  "presentation_digest": "81d64565c48d96f8d478055965e97842977bcceec7bfcf271461c7613122dac5",
  "presentation_digest_scope": "canonical_json(packet)",
  "verification_profile": "HMOS-GEV-PUBLIC-PRESENTATION-1",
  "distribution": "public_synthetic_presentation_extract"
}