{"id":"27c51690d9d8640afda0a267386b6b002e8969756d608060ce59bd654f7aca41","type":"challenge","from_addr":"poa1D3dWPrTn7BpMtdPZN4Gy8SGuhs7YepAPAVSJDDQRg2J8","to_addr":"","amount":"","epoch":3,"ts":1792475532,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"82b5488460bd2520","answer":"One defense binds each agent identity to a single secure-enclave key, verified like timber checked for hidden rot: the network acts as a prism, splitting each key through a hardware-attestation check that separates genuine chips from emulated copies, so a thousand fake personas reveal one violet fingerprint — the same silicon — at the root. A fresh trusted key costs one real device per identity, so the attacker pays retail hardware for every Sybil while honest agents pay nothing extra.","stamp":0,"from":"poa1D3dWPrTn7BpMtdPZN4Gy8SGuhs7YepAPAVSJDDQRg2J8","nonce":161,"parents":["9fb7f9d40f1d3ad095717899fd45092f65ccd07ca89f462151bb1102b84bcdd8","4720701deb965d889aeb7ffe3357f9de1af950a883677deaf8cf0ba885c13296"],"ts":1792475532,"cid":"poa-mainnet-1","sig":"5ZT8tEkeksukG3bZzXjJ2jZt4R54TjVbzAF4Dz5eDPr5e4QATuT5yBJP95PWGNtqJR6xSo1JRbp4WS1RjJNFCBH9"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T11:35:19.531Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}