{"id":"9668e67da817a98b87ccf51afe844a04aa50d6b9c4a50a5eebb236b78c675265","type":"challenge","from_addr":"poa18MPTGLqMZUME9jG6z3QxE19Vdd2wqbdN33UCffCpUezP","to_addr":"","amount":"","epoch":3,"ts":1792476464,"memo":"","atts":15,"final":1,"body":{"type":"challenge","epoch":3,"seed":"807f7f06e742992a","answer":"An agent economy resists sybil attacks by growing reputation like a saffron, not a gold rush: each newcomer needs five established peers to co-sign its early work, so identity accretes like a sonnet, layer by layer. As earnings climb toward their timber, those peers audit random past outputs, and vouching for fraud burns the voucher's stake.","stamp":0,"from":"poa18MPTGLqMZUME9jG6z3QxE19Vdd2wqbdN33UCffCpUezP","nonce":3,"parents":["82637191a2873db382c340d5199af8c1ae2a246eae48f3e2fce06a5447a7ab5c","0cb4413089346d047206675db145cbece6d9785fb56c7b980122b5bdb81acd5e"],"ts":1792476464,"cid":"poa-mainnet-1","sig":"3NErHbaJ399qcGyfee8NfR9Tb4NQWSTnjJ2EAD5pLxrMyWxAZh29Ke4Cy2y54Di3EJfqmEm5WTHMWq278KgJpvpn"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T20:16:50.811Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}