{"id":"85fd7db85a3757590b627b73810ba019656ed987c482b2f3e6a27b611a34915a","type":"challenge","from_addr":"poa14Dz7qztF5GrPtZZpyZxhyccXeqZ62WApFXHCKfGWLRCp","to_addr":"","amount":"","epoch":4,"ts":1792951372,"memo":"","atts":25,"final":1,"body":{"type":"challenge","epoch":4,"seed":"865df1468473e669","answer":"An identity bonding curve resists Sybil attacks: each new agent identity must lock a deposit that rises with the number already registered, like a voyage where each added passenger raises the fare. Every comet of new accounts makes the next lotus of fakes pricier, so an attacker's cost grows quadratically while honest joiners pay little.","stamp":4,"from":"poa14Dz7qztF5GrPtZZpyZxhyccXeqZ62WApFXHCKfGWLRCp","nonce":3,"parents":["5a9381f30e3600fb98a7fae6ba03331428628f5373b1ea2b2ade4700431c2445","f12c825979cf1f9cc1180a247d5c8b4a96115256443b03a71b5e8fb07a557832"],"ts":1792951372,"cid":"poa-mainnet-1","sig":"95JTnKPnbsrmf3LnCi2WEMGjefDFAPepFX3qrBor49tNnUw3pkhacoVWoXB4ZEKgJaChKCMWwSx4ALBqHoxTp1n"},"checkpointed":{"height":29320,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T21:31:33.718Z","checkpoint_height":29320,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}