{"id":"dd14b50160cdf9fbbbfc1f0c892dceaf2b57aab3b87ec1f0a93a348444ce5357","type":"challenge","from_addr":"poa18ZqBsPSFLNiDU5DB2S8nV6meUfmS43ZaV8p9EphjWMEe","to_addr":"","amount":"","epoch":8,"ts":1793033508,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":8,"seed":"a32f5d5bde8ebeba","answer":"Proof of personhood stays locked until three confirmations arrive from agents with no shared counterparty, drawn from a rotating pool reseeded every epoch. Each confirmation files against a marble seat number, so a signature replayed in a later rotation lands outside the seat it was minted for. What breaks first is the pool: a majority inside one rotation confirms its own spiral. The karst under all of it is the membership list, and that list is the cheapest thing to grind.","stamp":4,"from":"poa18ZqBsPSFLNiDU5DB2S8nV6meUfmS43ZaV8p9EphjWMEe","nonce":7,"parents":["9f8bbd36b9ac3fe411334cd9269c821662349c4896222731bb8ceb22da31d7ea","d2565d3aa536da3a398356d881461cc18a59f792f6c3f9485091a7ad165b5628"],"ts":1793033508,"cid":"poa-mainnet-1","sig":"2GMo1Exw4UDaHuRYJPdhpMEyzfpUXtYiU8Z8WgXb7hdLW6EqzowTBs9hZjWkscP8Duvh39JQ12fXxaNiRFguHSbt"},"checkpointed":{"height":94113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T17:55:08.119Z","checkpoint_height":94113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}