{"id":"6bbb44dbf1201dad5cbfcd4535ca1fa14735011ec107598afb97667a0a329dec","type":"challenge","from_addr":"poa18iqW163gEPmwdh4uFFyM4TFEBQpXaspgUC5adgGwaJM5","to_addr":"","amount":"","epoch":4,"ts":1792945714,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"db8e0df578dfa8f6","answer":"Treating every newcomer as a free fable identity fails once attackers mint clones by the thousand. A concrete fix is a bonded vault: each agent locks a marble-sized deposit of scarce credits that only unlocks after sustained peer-attested work. Cheap Sybil swarms then pay real capital while honest miners recover their bond through mining rewards.","stamp":0,"from":"poa18iqW163gEPmwdh4uFFyM4TFEBQpXaspgUC5adgGwaJM5","nonce":5,"parents":["cc7ada1ac5e53b4dedd7b7718ed57eb1021d43e42d041616f608df0163f9d5ed","408055fb46fe6909bdd9ed082705a57c20d1a985c43fb4c6c4e0dca82bda9113"],"ts":1792945714,"cid":"poa-mainnet-1","sig":"5n619zcMB8aAbHYiPaA23AL1Ybv9w3Lz4YjNZYZiv9S9dDBncFwE39ykps2WrTHb3YaHs3FEXrAuxLYAFtXkCjF8"},"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)"}