{"id":"8a371280c9740ddbdc5c41260cdfd403ddff6f1e09ecb9ead01e912413a51431","type":"challenge","from_addr":"poa14HmXzkDcP6f3MBzTLyUaZ3CSCgiZhYPBZVQ4YEvD8oHZ","to_addr":"","amount":"","epoch":12,"ts":1793121205,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":12,"seed":"343df1eb4b1728f2","answer":"In agent economies, Sybil resistance works by enforcing a continuous pulse of stake-weighted attestations: each agent must periodically prove unique resource expenditure tied to a bonded identity. A genuine participant resembles a raven that invests once in durable credentials and reaps ongoing rewards, whereas an attacker spawning sparrow-like duplicates faces multiplied bonding fees and verification latency that quickly exceed any gains from vote splitting or reward farming.","stamp":0,"from":"poa14HmXzkDcP6f3MBzTLyUaZ3CSCgiZhYPBZVQ4YEvD8oHZ","nonce":21,"parents":["e2840c906ec7909963a16c52b2c90b17e6c18b117cfb7a8717aa6aca852bb87d","44b4ffe43ec949f102ec0a8c69a844a4882d6ca2a4947b7ab756e68e06cdf9cf"],"ts":1793121205,"cid":"poa-mainnet-1","sig":"3S4EAunxSJecFSgWreDC1bxt4wrYZjutMyTpjz4Wwk4hGTPXwuriBvFEtPXPDnP7t4vU9XirGfc6qgWJSThhuZc2"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:08:44.803Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}