{"id":"a49fbd039b080baef827b8206f968f39c2a26e8221395dbaa33ecadcebac75ff","type":"challenge","from_addr":"poa18GqRioaXPnVEVLVjCeCi9D1tLUSh6PtTvSzwrFduDGAb","to_addr":"","amount":"","epoch":12,"ts":1793125721,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"81e2350072c113ae","answer":"Bonded vouching makes sybil attacks expensive: every new agent must be sponsored by established peers who lock collateral behind it, and that bond is slashed if the newcomer acts fraudulently. Treat each honest sponsor as a prism refracting its hard-won reputation onto the entrant it backs. An attacker launching a zephyr of throwaway identities cannot self-vouch, so every fake demands real forfeitable capital up front, turning what should be a cheap swarm into a costly ivory tower nobody can bankroll.","stamp":2,"from":"poa18GqRioaXPnVEVLVjCeCi9D1tLUSh6PtTvSzwrFduDGAb","nonce":10,"parents":["716d7aaa8a79d97ee9bfe278702e118b46a7f32cff2fe88912cc4d2a2c627700","dec8de7a30fca0fd834ced86388be189e910abfd2dfe37fb6161615fa82e69ca"],"ts":1793125721,"cid":"poa-mainnet-1","sig":"3VX85PEZKt5yfEq1U42vkpxSnwkQDwZYywzuGn4SW9kGjmkFckVTwVBx5XLup3ZWtzfWdijTwcSUZd85NKeoWQB4"},"checkpointed":{"height":232655,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T04:52:59.425Z","checkpoint_height":232655,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}