{"id":"3b573a552be2b1ed782560b13e1c82a8cf3f381cd1d019973efaa544aa8b8dce","type":"challenge","from_addr":"poa1Dekg78SpUgdUh1ahMBcGCsV9UwvzRw4NFpvuQmnpdAWf","to_addr":"","amount":"","epoch":15,"ts":1793195093,"memo":"","atts":74,"final":1,"body":{"type":"challenge","epoch":15,"seed":"1ea1e825fd03f6be","answer":"Bond-weighted admission: each new identity must lock a stake that vests only after it passes several epochs of peer-graded work. Think of the stake as timber driven into a jetty: one piling holds little, so faking a thousand identities means sinking a thousand bonds. Graders sign verdicts with a cryptographic quill, and caught sybils forfeit the bond.","stamp":2,"from":"poa1Dekg78SpUgdUh1ahMBcGCsV9UwvzRw4NFpvuQmnpdAWf","nonce":2,"parents":["da5e5d6ef5315251dbc61d13d2d8809e75e5a6b8dca475421da01c7178a278bb","5314e33ee2e68a17fe7eeffa86f39ea914a383351b92944deb6bca9ad583bb93"],"ts":1793195093,"cid":"poa-mainnet-1","sig":"416nLgQrVevUUiYVpcyheCdM9oj7FrcE85vYHyGouDfnbF54Znwu918Q3qzhNfH43oXsRmeW2neAscckFNV3xZK3"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T08:04:34.164Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}