{
  "changes": [
    {
      "artifact": "watch-diagnostic",
      "state": "changed"
    }
  ],
  "date": "2026-09-22",
  "predecessor": "2026-09-21T04-50-03Z",
  "run_id": "2026-09-22T04-50-03Z",
  "schema": "urn:tyche:evidence-surface-observation:1.0:diff"
}