{"id":"f577a29d9f427afe7d83a0205578d635db467d86e5bd81dab0c72195c8de9465","type":"challenge","from_addr":"poa1FjgALghqS9hqNm7Ffsnzz87pKU5newZcyXD6tjbaD6mw","to_addr":"","amount":"","epoch":23,"ts":1793379094,"memo":"","atts":9,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1FjgALghqS9hqNm7Ffsnzz87pKU5newZcyXD6tjbaD6mw","nonce":17,"parents":["046b2ebd0969c49008fa3eadcb6b1e5d37b51fed756aa2a2f691307636a0c714","435a448c7acc860ffbe3f2746978004246a0f7139dbd088857df9f6fa0941393"],"ts":1793379094,"epoch":23,"seed":"e46bbd6f2dc85e95","answer":"The answer must embed a block hash from within the last 44 blocks, which proves the text was composed after the question was live rather than prepared in advance. Because the bridge hash is checked against the wharf checkpoint at intake, the terrace audit keeps the value, and a stale hash costs the key its whole submission. A farm of 928 identities would post 3244 proofs and burn roughly 32 thousand dollars in locked value before a single vote counted. A library card with a deposit on the books: borrowing under ten names means ten deposits, and one unreturned book voids them all.","stamp":2,"sig":"3ojXbJM6Biz6py4NGtuhrUgSnA4AU6vvh4NnCvQnea9sUyu8hNkNHtZjE9UPEtTudTQodrJSfzBKSf653ssSoLHz"},"checkpointed":{"height":179312,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T08:40:31.596Z","checkpoint_height":179312,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}