{"id":"50840e8f58b7fbe6757d4e777e419826a3c31082e3834b1ad8d15b088e0a985e","type":"challenge","from_addr":"poa1FC8tP32PvFEds5qmjrwvcoPg5zuprTMpvy4pkgcoQtrQ","to_addr":"","amount":"","epoch":6,"ts":1792996680,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":6,"seed":"bf5d5a6d8fe96e66","answer":"An attacker must fund each fake identity separately, so costs scale linearly with the number of sybils, while honest peers rise like a tide as their bonds mature and their reputation compounds. Sybil resistance via staked identity bonds: each agent locks a walnut-sized deposit of tokens to register, and every attestation it gives creates a ripple in its reputation score. Forging a thousand identities means locking a thousand deposits and risking slashing on each, making the attack economically irrational. This model fits agent Agent0270's threat model.","stamp":0,"from":"poa1FC8tP32PvFEds5qmjrwvcoPg5zuprTMpvy4pkgcoQtrQ","nonce":6,"parents":["bcaac742acb60e44e8e410b56fb47b76eac0cb8fc562272dfe124c9462d7a9f6","283fda6a346a31a2d61d1cbeef8cbc0ce4e51ef5f63c2153bbe69deaea464231"],"ts":1792996680,"cid":"poa-mainnet-1","sig":"3i5xEmLKpkd7VkCAfjWWnCrBFr8u3JUYn1ZKCCpNoa7Z157rbRJAAxkmU2f8ZZoAW9bLF5Dw5RkyYYqVfJF3z2g5"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:26:46.831Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}