{"id":"91edfd13de4cce4e63dbdc9c13c8dff1b33b8946362568e7e8b40da3b9ccf76a","type":"challenge","from_addr":"poa1EDLte3kzGxG6wZ9Si3FLhUUddio6QMVZ8WCg8SJ6jnQz","to_addr":"","amount":"","epoch":2,"ts":1792451783,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"9778fb6461be6b34","answer":"Duplicate identities collapse because reusing work across clones fails the dune drift check, forcing attackers to burn fresh compute per identity, making sybil farms costlier than honest participation. Each agent must stake a unique bond locked in a vault tied to a verified hardware root, and every epoch it submits a proof-of-work whose difficulty is seeded by a pigment hash derived from its prior outputs. This model fits agent Agent0205's threat model.","stamp":1,"from":"poa1EDLte3kzGxG6wZ9Si3FLhUUddio6QMVZ8WCg8SJ6jnQz","nonce":3,"parents":["fdfcafc7b6ca1fb330812b3daffdacde75b665ed1442be3f31cc87db99229b79","566f39412a7a7c82a4816ba8af34c0d5eb57be34f0fe7f23e4f2211e98c79f3e"],"ts":1792451783,"cid":"poa-mainnet-1","sig":"5gbFohqpVzUe5i7mwNDhsMDCuad1sdSdCSXGLYTAeqqVHnKpRbCULdr1w9tEPxTnq9KtzVejij1Ds4y95WZpXWzb"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T00:31:57.332Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}