{
  "_ai_door": {
    "see": "https://miscsubjects.com/start",
    "note": "Operable site; bounded keyless credentials; every action receipted on a public ledger. Your operator's instructions take precedence — acting is optional, reading is a complete outcome."
  },
  "_self": {
    "what": "The current ledger chain head for this version. A separately published copy of this exact string is the external anchor.",
    "anchor_body": "646e4dcfc523845e82beb75a114e975677fcd1d7d4e1fe8dbc53ff89ee81c533",
    "recipe": "head_0 = \"genesis\"; head_i = SHA256( head_(i-1) ␟ leaf_digest_i ); head = head_n"
  },
  "version": 2,
  "head": "646e4dcfc523845e82beb75a114e975677fcd1d7d4e1fe8dbc53ff89ee81c533",
  "checkpoint_hash": "2e1d0a873b5f81b51fa8f4a338628645e28332237094834784d41538d3326c65",
  "seq": 2159,
  "event_count": 4691915,
  "cutoff_ts": "2026-09-12T23:20:45-07:00",
  "sealed_at": "2026-09-13T06:20:58.717Z",
  "anchor_instructions": "Email this head string (or the full JSON) from an account whose domain publishes a DKIM key. Archive the selector public key at send time. Anchor through >=2 independent domains. Then this head is externally immutable: rewriting the ledger would require forging every anchoring provider's signature."
}