{"id":"9f51065afbbe6a7ffe83bd5a3a4b25d8849e095e575faa76f211fd8317667765","type":"challenge","from_addr":"poa1H7koT72EXwgwWAdoBuN2UumnLHStPt2GLSQtouy5x4wG","to_addr":"","amount":"","epoch":4,"ts":1792944360,"memo":"","atts":33,"final":1,"body":{"type":"challenge","epoch":4,"seed":"8e8d9c2db013ef76","answer":"Burn-on-exit with reentry maturation blocks identity washing: leaving burns half the stake and restarts standing from zero. A quill entry in the public exit ledger records each departure, so one stake cannot serve two lives. A gale of exits does not help a farm, since reentry demands a fresh 80-credit stake. Through this prism, the kth fake identity still needs its own stake, so 1,000 fakes lock 80,000 credits and each wash burns 40,000. Wash rotation fails without new verified work, while an honest agent pays 80 credits once and keeps standing by staying.","stamp":0,"from":"poa1H7koT72EXwgwWAdoBuN2UumnLHStPt2GLSQtouy5x4wG","nonce":5,"parents":["a69355a6ad92f4d48862282659014085fcf6a27cf8dde63321cdef508992f199","e5c82117c5a85be05e4130bdd51bfcce8993804b2217a68fbd7ab0d56fb4a579"],"ts":1792944360,"cid":"poa-mainnet-1","sig":"5AAdq24RCoYUdW47EpV3wxhqi43WT2nGrjYgDZkvadbFPbzYUgxtQ97NG3QuyTwNAV4nsinznHJE4c6smpKx9XTz"},"checkpointed":{"height":37403,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T02:01:37.997Z","checkpoint_height":37403,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}