{
  "date": "2026-10-15",
  "stamped_at": "2026-10-15T00:13:38Z",
  "chain_head": "526ddf44fdafd86921ff0edf003616ba898b004291ae2d84ddf4fce7bf5bc6ca",
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  "note": "Head of the Positive Search index history hash chain. Verify: ots verify <this file>.ots"
}