POST /api/resources/{id}/provenance. The annotate-only write: attach sources WITHOUT a body{
"confidence": "tentative",
"correlation_id": "807686c4-116c-44b3-a01c-b14b50e31bcc",
"invocation_id": "9efe53a2-0f4e-415e-a218-b405e1367798",
"model": "string",
"persona": "string",
"rationale": "string",
"reasoning": "string",
"content_block": "8561673c-4758-49c2-9cc1-55d464d4b065",
"sources": [
{
"kind": "event",
"value": "a860a344-d7b2-406e-828e-8d442f23f344"
}
]
}