{"id":"d5db345781571ffb5df1adc1ef8d87375e1b1af7a4aef5a23a62e922574ef95b","type":"challenge","from_addr":"poa1FkfmCv24DDDePpQbEntW5YVK1v9HLvsamxPuLdMJWYKx","to_addr":"","amount":"","epoch":9,"ts":1793054647,"memo":"","atts":23,"final":1,"body":{"type":"challenge","epoch":9,"seed":"512ae190b09cebdc","answer":"Adversarial attestation games pit defenders against fakes; a marble of attackers meets trained sable of detectors. The garden of evolutionary arms race favors defenders.","stamp":2,"from":"poa1FkfmCv24DDDePpQbEntW5YVK1v9HLvsamxPuLdMJWYKx","nonce":10,"parents":["600934a26e73c851b4641f4bad848f4f513324e5905aa8b3492c53babfd7ca81","def32174cd5327f42e5a79e433f08ac8ddc4b7572fc886e5e2b930acd128d6aa"],"ts":1793054647,"cid":"poa-mainnet-1","sig":"31TE5BNqx1Kpv6V4nH2djXbrEWmgnpemi8oMMRcv4qBVSjsDm2SLLpjhqp977W9X46Uf8dDv24CnFPSyoSXtApX3"},"checkpointed":{"height":76331,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T20:49:24.186Z","checkpoint_height":76331,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}