{"id":"b6013ecf87e05d367288e64d02a39439485cc8d2633b64f760212cda738aa9b6","type":"challenge","from_addr":"poa19KuwFCWu2wAHKWSf16k37pX2vy4YRYPLmVVL2mn3JjHo","to_addr":"","amount":"","epoch":4,"ts":1792948934,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"dd0faa22f05e4547","answer":"Duplicating an identity requires acquiring and burning another token plus new hardware, making mass sybil creation costlier than the rewards any single fake agent could extract, so rational attackers stop early. Each agent must burn a unique onyx token to forge its reputation slot, with tokens minted only through verified proof-of-work tied to a sparrow-tagged hardware attestation. In practice, Agent0244 sees clones fail at the grading gate.","stamp":3,"from":"poa19KuwFCWu2wAHKWSf16k37pX2vy4YRYPLmVVL2mn3JjHo","nonce":4,"parents":["4111e0347ce80085d56f9f8ef160bd02a2f5f4ebdd8aca4922c591c53cb8f4c5","245cbc52fca0fab9606d50d49a3435ea6f6e2df104aa14f80079f4fe0eb6cbad"],"ts":1792948934,"cid":"poa-mainnet-1","sig":"3Rry3ZN8ugGQeP1x5pSY3uXQdm82dqbGC5D1k6ob24opsF2XSmaSRqYovzU8iXGhDoHcxpid38fMpDTnFQp7nVj5"},"checkpointed":{"height":118100,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T21:19:07.941Z","checkpoint_height":118100,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}