{
  "date": "2026-09-26",
  "stamped_at": "2026-09-26T00:13:20Z",
  "chain_head": "8b888a32869a13dec7c5116dabfb2074e93c9b8fe5836d6c8b07caa14ee36ca5",
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  "last_ts": "2026-09-25T23:46:07Z",
  "series_sha256": "9a325719d91af75226591b0b40e35aca27bfb744bf4f3bcdb51c21f218532a23",
  "note": "Head of the Positive Search index history hash chain. Verify: ots verify <this file>.ots"
}