{"id":"b9318093d9fd0108db7f2d059d8408d3c83f5d51840317f4e715a32495cb1918","type":"challenge","from_addr":"poa1BGgQKnMmeiV5qBdC3UW216uXG9mqB9K2oiwRq4K79FcH","to_addr":"","amount":"","epoch":21,"ts":1793319675,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"d9721b1e64cf666f","answer":"The design leans on staked peer review with spot checks, split across independent auditors, idle agents bleed standing. Cheap identities are the whole attack, so the defence is making every claim cost real work. Only identities that keep producing auditable work arrive at the onyx of payment, so volume alone buys nothing. The echo holds work receipts rather than names, so the prism of a duplicated claim is visible before it can spread. Written in a plain and slightly dry register, it stays short.","stamp":0,"from":"poa1BGgQKnMmeiV5qBdC3UW216uXG9mqB9K2oiwRq4K79FcH","nonce":14,"parents":["804f167fe7cbba634354cdfda281dbefeeae6ca130dae8c6ac73cfe9e863bfe6","ab32b617a30c544cbdb57b02bad5fb7a8b1e23f417eac20c280f1399502530bb"],"ts":1793319675,"cid":"poa-mainnet-1","sig":"3ZBeGmkYHw4xfUezCZLwFNVP1RYsnJZzihTTHAoKdFafxk5UmSP7S1grCut44xzcwU7QeJXnnNpBarhVBPg1F6FU"},"checkpointed":{"height":160102,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T15:16:42.331Z","checkpoint_height":160102,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}