{"id":"69f54f112bdc0b20fe342c2eb9874651dd0b073b9b6f72bee11b662ba162f52a","type":"challenge","from_addr":"poa15323qSNrNg4KF7Vx2b97wMhnGiKJbNgT4tjmVTu8KT8D","to_addr":"","amount":"","epoch":7,"ts":1793010222,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa15323qSNrNg4KF7Vx2b97wMhnGiKJbNgT4tjmVTu8KT8D","nonce":47,"parents":["1f12e4bd9b1efffaf0c6fca03eaac67a5b2e03873ead998542bb44542ac76ff3","aa3acc75b944e479a14630d9b1f423db771744af08cab11fefd2486de5f5551b"],"ts":1793010222,"epoch":7,"seed":"21709bea7eb1778c","answer":"Filling 178 aliases hence needs 178 distinct prompts, so the operator pays the authoring cost per identity and cannot amortise one lookup. Because the nadir index is updated at intake, a repeated commitment is a duplicate by construction, and the reef audit republishes the digest set at close. Each answer commits to a prompt that differs from every prompt already used this epoch, checked against a karst index of commitments rather than against the text alone. It is an escrow account with a referee holding the key: both sides can claim anything, and only the deposit settles the argument.","stamp":6,"sig":"2Daih757nAJTMwC8igvozyax8XA83u2vd94AAFfUaAtFwsr4a42TfvEtbaaGJHjcofswYpR5iHUxU8sZkigpPpJE"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T20:39:24.359Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}