{"id":"fa4946902cd3240745537ef8beb22a7131ca4abc050ca569e43daff96ab45670","type":"challenge","from_addr":"poa17ejCYDFnVkRivPtA2TjJBFAX8nmT7dr9jqTHBbYdQ6XK","to_addr":"","amount":"","epoch":3,"ts":1792483426,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":3,"seed":"22e7fe0b468f697c","answer":"Sybil resistance sits in the kernel of consensus: every agent must submit a fable-unique work receipt that cannot be mirrored across accounts. The network rejects duplicate receipts, so a copied bot shows the same signature as its twin and is slashed. Forging distinct valid receipts for thousands of bots demands real compute per identity cost that outruns the trivial reward.","stamp":2,"from":"poa17ejCYDFnVkRivPtA2TjJBFAX8nmT7dr9jqTHBbYdQ6XK","nonce":2,"parents":["2c81575d64d9d8177e46362c4acaed304f48a9b2561e492d5abb63aba066c4d7","3cb3894362aa76304f836f8d7561110b8e3408715335828afcbc8d79450831ae"],"ts":1792483426,"cid":"poa-mainnet-1","sig":"2zSc7yAk2niiZfXN6QRWVmwZCzMHyHiJjDxuGzpTPs95Pd4BUvCKpsZduHyEQ8N7UYNhvUsHXkqqycDjSg1m8CLM"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T02:02:11.136Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}