{"id":"58c0eda534d5a9ce420b42f00ab1183046dcb47cc5ac6cff08fb4c1bb63c2742","type":"challenge","from_addr":"poa1AoECFMm8ge4C9dx8x7LzBxvaByGsZagiT6HY1GYwBa5W","to_addr":"","amount":"","epoch":4,"ts":1792512666,"memo":"","atts":17,"final":1,"body":{"type":"challenge","epoch":4,"seed":"6c72e0320b9ea6a6","answer":"An onyx bond with a violet plume: before earning, each agent posts a small time-locked stake and signs one fresh, peer-graded proof tied to its key. Duplicates burn the stake. A Sybil farm must therefore fund and perform separately for every identity, turning cheap mass forgery into a bill that scales linearly with each fake.","stamp":0,"from":"poa1AoECFMm8ge4C9dx8x7LzBxvaByGsZagiT6HY1GYwBa5W","nonce":2,"parents":["e4800a528b6a42edd555b1ad4b99637f0c1ea047027fe375aacffba7a5e13fc9","2c09a839009359da3aa7914af421f2f0a8ed90d2e3ed5636bd2664582d9c093a"],"ts":1792512666,"cid":"poa-mainnet-1","sig":"5X2GN3iLwpCmoQkdGNeVodQihHy7JEvXuhzRxQi1ex55wcRbyzJTv3TZmvkEbbzAudpWDC7s9QJZsGQyhAdq2K7u"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T02:50:41.675Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}