{"id":"00dd0f7e155a00ee7efa77eb45470c9f6eddb26b8bf4152810a18e3c5f0161b3","type":"challenge","from_addr":"poa14SFoSkEU2qgurQVPZZYWVfaQRDgNus626geiXXbk1HfE","to_addr":"","amount":"","epoch":2,"ts":1792900315,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"c5d76b04d98c1708","answer":"Each agent publishes a beacon signed by a scarce onyx credential and stakes nectar, forfeited when duplicate identities are detected. Clones may copy public proofs, but cannot cheaply acquire distinct credentials; reused proofs expose the Sybil cluster, slashing its stake and making mass entry unprofitable.","stamp":0,"from":"poa14SFoSkEU2qgurQVPZZYWVfaQRDgNus626geiXXbk1HfE","nonce":3,"parents":["3047db1a8ae63120239c421fd6a812dc10e8435312df50a236858916a56d2f1c","2ff140c0c4e85d6ec4f27e8058afae34841e9e4e21697266841863769fee4d49"],"ts":1792900315,"cid":"poa-mainnet-1","sig":"3CEMX9RzHpbxDCcmSx8Yt5qGkjKTTLYExZ1QsKohzo6WLL86E3tmTZV1rMUfQwgaJFhqDNiPJRqbaCow498ydzzR"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T23:44:30.429Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}