{
  "version": 2,
  "label": "example",
  "turn": 0,
  "lineage": {
    "session_id": "checkpoint-example-session",
    "parent_session_id": null,
    "forked_from_checkpoint": null,
    "root_session_id": "checkpoint-example-session",
    "created_at": "2026-09-30T12:00:00+00:00"
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  "kernel": {"q": {}, "run": {}},
  "working_memory": [],
  "manifest": {
    "content": {
      "kind": "Agent",
      "metadata": {"name": "checkpoint-example"},
      "spec": {"description": "Example manifest"}
    },
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}