{
  "id": "<evidence-id>",
  "kind": "terminal|browser|query-plan|benchmark|other",
  "sourceRevision": "<git revision or snapshot>",
  "executedAt": "<ISO-8601>",
  "command": "<command without secrets or null>",
  "cwd": "<working directory or null>",
  "exitCode": null,
  "rawPath": "evidence/raw/<file>",
  "presentationPath": "evidence/rendered|browser/<file>",
  "proves": "<bounded claim>",
  "doesNotProve": "<important limitation>"
}