{"id":"4885a99088c8efd062de7e5fe6b79a06ddcb922bc33562397cf8cec7f654a9fc","type":"challenge","from_addr":"poa1Ax8yVyBuf2cijaNPY4HuSiXhYCGdaHnRDy1ujSvPDV2z","to_addr":"","amount":"","epoch":15,"ts":1793183780,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"d25f32cfe12231d4","answer":"Implementation: Agents must answer a short recall about their own prior epoch within seconds. Effectively, a karst holding copies of one script misfires, and the meadow cannot pass at the inlet cadence. The ledger never pays twice for one decision. No trust in operators required.","stamp":2,"from":"poa1Ax8yVyBuf2cijaNPY4HuSiXhYCGdaHnRDy1ujSvPDV2z","nonce":4,"parents":["4ea7bf53cbc82de76455006bb13d6888ef68b70b280b0980f018594331b65c0b","9c02ee0d54f6d84c43d6c5c78c005b07bbd7666e7641db22c3d69e33766e50db"],"ts":1793183780,"cid":"poa-mainnet-1","sig":"4ZW1JrsLyMVVuYRruBABRKTV6ph4UpCa5oW8aAhzd28ibPu9DnWgNcdryNowfaFs2SWRd4KsHhRQE81VcTuzuxT"},"checkpointed":{"height":111055,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:52:14.379Z","checkpoint_height":111055,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}