{
  "stage": 342,
  "type": "checkpoint_witness",
  "witnessed_artifact": "docs/session/session_manifest.json",
  "artifact_sha256": "0c8048d70faf08816e0829e1b50727ef82a3d7d94fe19d8c8e5b692ed6121be3",
  "signature_file": "docs/checkpoints/session_manifest.checkpoint.sig",
  "public_key_file": "docs/checkpoints/stage342_checkpoint_witness.pub",
  "allowed_signers_file": "docs/checkpoints/checkpoint_allowed_signers",
  "signature_sha256": "ebd84b31051fd6d96860652d1e7c34b9b15068955a7cc1bbec3de6e300162852",
  "created_at": "2026-06-06T04:28:14.572186+00:00",
  "meaning": "Checkpoint witness signs the verification session manifest as an append-only checkpoint style witness."
}