{
  "kind": "claim_history",
  "schemaVersion": "0.1.0",
  "id": "profile-example",
  "observation": {
    "kind": "observation",
    "schemaVersion": "0.1.0",
    "id": "synthetic",
    "status": "draft",
    "createdAt": "2026-09-07T00:00:00Z",
    "updatedAt": "2026-09-07T00:00:00Z",
    "eventTime": {
      "state": "known",
      "value": {
        "kind": "instant",
        "value": "2026-07-28T12:10:00Z",
        "timeScale": "UTC"
      },
      "sourceRefs": [
        "source:station"
      ]
    },
    "position": {
      "state": "unknown",
      "reason": "not_collected"
    },
    "sources": [
      {
        "id": "station",
        "kind": "instrument_data",
        "access": "unknown"
      },
      {
        "id": "report",
        "kind": "document",
        "access": "public",
        "digest": {
          "algorithm": "sha256",
          "value": "9ec816b8cbd1f5f541f28d17e91f5c6b47b7f5eef635fe23f1f9f4b4b2d0a72b"
        }
      }
    ],
    "products": [
      {
        "id": "raw",
        "kind": "raw",
        "format": "application/json",
        "access": "public",
        "sourceRefs": [
          "source:station"
        ],
        "digest": {
          "algorithm": "sha256",
          "value": "421c6a30ead65bee74999f11bab233e70bf78eec3172055374b60ed2a9957121"
        }
      },
      {
        "id": "summary",
        "kind": "derived",
        "format": "application/json",
        "access": "public",
        "generatedBy": "process:reduction",
        "digest": {
          "algorithm": "sha256",
          "value": "547aa2ac3c7bb2adb031a3aa078a966ae16b20a83d47aa118b1d8eba0a6a2714"
        }
      }
    ],
    "methods": [
      {
        "id": "review",
        "version": "0.1.0",
        "description": "Synthetic review declaration; not a validated scientific method."
      },
      {
        "id": "reduction",
        "version": "0.1.0",
        "description": "Synthetic reduction declaration; output not reproduced."
      }
    ],
    "frames": [],
    "assertions": [
      {
        "id": "velocity",
        "field": "measurement",
        "measurementId": "velocity",
        "value": {
          "value": -3,
          "unit": "m/s",
          "uncertainty": {
            "kind": "standard",
            "magnitude": 1,
            "unit": "m/s",
            "sourceRefs": [
              "product:raw"
            ]
          }
        },
        "provenance": {
          "sourceRef": "product:summary",
          "locator": {
            "kind": "json_pointer",
            "pointer": "/velocity"
          }
        }
      }
    ],
    "measurements": [
      {
        "id": "velocity",
        "quantity": "radial velocity",
        "value": {
          "value": -3,
          "unit": "m/s",
          "uncertainty": {
            "kind": "standard",
            "magnitude": 1,
            "unit": "m/s",
            "sourceRefs": [
              "product:raw"
            ]
          }
        },
        "sourceRefs": [
          "assertion:velocity"
        ],
        "selection": {
          "assertionRef": "assertion:velocity",
          "consideredAssertionRefs": [
            "assertion:velocity"
          ],
          "evaluatedBy": "person:synthetic",
          "evaluatedAt": "2026-09-07T00:00:00Z",
          "methodRef": "method:review",
          "methodVersion": "0.1.0",
          "rationale": "Copy the synthetic value."
        }
      }
    ],
    "processing": [
      {
        "id": "reduction",
        "methodRef": "method:reduction",
        "methodVersion": "0.1.0",
        "performedBy": "person:synthetic",
        "performedAt": "2026-09-07T00:00:00Z",
        "inputRefs": [
          "product:raw"
        ],
        "outputRefs": [
          "product:summary"
        ]
      }
    ]
  },
  "claims": [
    {
      "id": "statement",
      "kind": "source_assertion",
      "recordedAt": "2026-09-07T00:00:00Z",
      "topic": "synthetic motion",
      "subject": {
        "kind": "observation"
      },
      "text": "Synthetic source calls this confirmed.",
      "reportedLevel": "confirmed",
      "provenance": {
        "sourceRef": "source:report",
        "locator": {
          "kind": "page",
          "page": 1
        },
        "extractedBy": "agent:synthetic"
      }
    },
    {
      "id": "review",
      "kind": "assessment",
      "recordedAt": "2026-09-07T00:00:00Z",
      "topic": "synthetic motion",
      "subject": {
        "kind": "measurement",
        "measurementId": "velocity"
      },
      "status": "assessed",
      "outcome": "confirmed",
      "evaluatedBy": "person:synthetic",
      "evaluatedAt": "2026-09-07T00:00:00Z",
      "methodRef": "method:review",
      "methodVersion": "0.1.0",
      "inputRefs": [
        "claim:statement",
        "measurement:velocity"
      ],
      "rationale": "Synthetic documentary profile exercise; no scientific conclusion."
    }
  ]
}