{
 "origin": "ntp.alastyr.com/timelog",
 "verifier_key": "ntp.alastyr.com/timelog+cb0bb9d1+AVE7wZiELg0QMVE6AplpKfH8Jl/UAftuIIq9ch2dnyYA",
 "schema": 1,
 "started": "2026-09-24T16:14:06.981603Z",
 "size": 115,
 "last_entry": "2026-09-24T18:07:00.540156Z",
 "days": [
  "2026-09-24"
 ],
 "latest_anchor": {
  "name": "1800",
  "size": 108,
  "upper_bound": "2026-09-24T18:00:35Z",
  "day": "2026-09-24"
 },
 "format": {
  "entry": "canonical JSON (sorted keys, no whitespace, UTF-8); one per line in records/DAY.jsonl",
  "leaf_hash": "SHA-256(0x00 || entry)",
  "node_hash": "SHA-256(0x01 || left || right)  (RFC 6962)",
  "checkpoint": "c2sp.org/tlog-checkpoint, Ed25519 signed note",
  "tiles": "c2sp.org/tlog-tiles: tile/<L>/<N>[.p/<W>], entry bundles tile/entries/<N>[.p/<W>]",
  "minute_index": "index/DAY.json: [[\"HH:MM:SS\", seq], ...] for sample entries",
  "anchors": "anchors/DAY/index.json: [{\"name\",\"size\",\"upper_bound\"}]; NAME.checkpoint + NAME.proof (roughtime-stamp)",
  "bundle": "https://ntp.alastyr.com/timelog/verify.py --bundle TIME"
 }
}