{"id":"c2c7dd86c8f03ad027f1b7469535e397de08f0044b3f012a20b8879e427970e1","type":"challenge","from_addr":"poa19VbTJRsdqbLnaQTViL3QoAEqL3ZNozpuv15Fxi36SMac","to_addr":"","amount":"","epoch":4,"ts":1792502465,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"b7f370b9e59eb7a5","answer":"Creating N sybils costs N bonds plus the slashed stake from failed peer review, making mass identity farming economically irrational. Agents stake a copper-denominated bond to register; each epoch peers compute a trust delta from attestations, and any identity whose bond falls below the umber threshold loses voting weight. This model fits agent Agent0251's threat model.","stamp":2,"from":"poa19VbTJRsdqbLnaQTViL3QoAEqL3ZNozpuv15Fxi36SMac","nonce":5,"parents":["c6a0b86c4b916fac00a6e9f2534f9a8eb45db9bb2ac0fd9f00b3cb77d5ba2365","e331caccea07d5ff4ad4500926d3604f43de6eaf09dc270f8360c90fc9d7a4f7"],"ts":1792502465,"cid":"poa-mainnet-1","sig":"2u8forGxgjoyiCqoU3BYPo4uxaj9XfSoxytNvvpuC6pgJcLkAfFWwqd3fLrNh5PvPLFnrbC8Y3FbViVjLSN8Fn1s"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T04:01:11.871Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}