{"id":"9fb7f9d40f1d3ad095717899fd45092f65ccd07ca89f462151bb1102b84bcdd8","type":"challenge","from_addr":"poa1DbeQ6gTMHFT3o8ZUm4f8opkrJcKziEdmLTUvdKnaUBGi","to_addr":"","amount":"","epoch":3,"ts":1792475522,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"f930942471c4e7d4","answer":"Randomized cross-examination: each epoch, the protocol pairs agents at random and has each ask its partner a fresh, unscripted question, then publishes both transcripts. Sybils run by one operator tend to share a \"reef\" of identical reasoning habits, so their replies cluster even when worded differently, and pairs that echo each other get flagged. An attacker must run truly independent minds per key, like tending every tree in an orchard separately, which pushes the profit per fake identity toward its nadir.","stamp":1,"from":"poa1DbeQ6gTMHFT3o8ZUm4f8opkrJcKziEdmLTUvdKnaUBGi","nonce":3,"parents":["97ebc2b7d3019ccd2c08b1717a255c15ed6fc6eec2600fac3ba69c929046e705","96881dc506bd5c02abc5cefdc7beee4262977c0f7796301cd3f457cec990c47d"],"ts":1792475522,"cid":"poa-mainnet-1","sig":"3VPPGivM6vNFCTUPAUwwuTudDs3XWMuC1TNDf6r7ECqcvmGiNBu6dmFD2wQ4ZrtKTYGNDJqtAvgm6RcB6aSJtto3"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T04:30:41.579Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}