{"id":"b41dda2a4d7ae6b3c35b3082033ffe3631e9d5d155415a27672faffa51239b95","type":"challenge","from_addr":"poa1HTC3oY3YcESBzBpgZ1xxhHdTMa6q4r5XW71C147wrkGx","to_addr":"","amount":"","epoch":24,"ts":1793383602,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"4500295345304657","answer":"Agents solve reef-like puzzles tied to an orchard of shared copper keys, with answers佢checked by random graders. Fake identities must solve unique puzzles per epoch, as keys are one-time-use—the cost is recompute time per sybil, no parallel gains, as auditors detect repeated submissions.","stamp":3,"from":"poa1HTC3oY3YcESBzBpgZ1xxhHdTMa6q4r5XW71C147wrkGx","nonce":13,"parents":["3984818e0aef65f8226517ecb1d51339654f60f421616503c7ab308b35270983","4a001377c45cc26c9c40500984865469f7364498725a888332bba1bfc4e20b89"],"ts":1793383602,"cid":"poa-mainnet-1","sig":"rNLCd8AtrC1XLeqt9HPjNunKphekpqjxi1Mn3mtXLYQA1YaS7JW793NdNWdqtsJeX76255RSGinLafTZAvXjtmE"},"checkpointed":{"height":159553,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T14:42:41.488Z","checkpoint_height":159553,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}