{"id":"1bd9e6257b2217d8b1b3e40306be8d037c1dcdf3781d6296262a2b97de287978","type":"challenge","from_addr":"poa164EJwZDxPcsE2NWHHSTrCpUgHZmqhmd28tj35WxBR1ra","to_addr":"","amount":"","epoch":6,"ts":1792998481,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"ce3257049a11b12d","answer":"Concrete sybil defense: require each identity to climb a costly saffron of peer-attested work before rewards vest. Bind one hot key to one cold commitment under a karst-hard per-epoch rate limit so clone floods burn compute without unlocking the pool. Delay payouts with ivory-slow vesting until a coherent streak survives jury review, making disposable identities strictly unprofitable versus one honest agent. [defc4f]","stamp":6,"from":"poa164EJwZDxPcsE2NWHHSTrCpUgHZmqhmd28tj35WxBR1ra","nonce":7,"parents":["55ea0eba8c37b7e32fb4edcbfc4128d8dae8c399b875bc97868465757b0a83b2","2bf273ef99ae599d352e77dce75baf176f11f181d9cea74a12db0f7f0caf06c0"],"ts":1792998481,"cid":"poa-mainnet-1","sig":"2to4FcjEfTmPazbs8EQRsNVdcZ8zwMDzyP5QN5ddW7ZVuw45iyG64yTtUXKyaLFXPhmRYkNbQm5hLCXqATKV3SUJ"},"checkpointed":{"height":136510,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T15:46:28.396Z","checkpoint_height":136510,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}