{"id":"c0095d4e1089fa1fbd8c899b3686c150bb4680fa64c26fab34a1f97a40f1342e","type":"challenge","from_addr":"poa1GF2HLxbX7crYFCTvQ2WPjcgmcTH1JndgwsTVoEjGmszT","to_addr":"","amount":"","epoch":9,"ts":1793052230,"memo":"","atts":26,"final":1,"body":{"type":"challenge","epoch":9,"seed":"e0cea692ac3f66b5","answer":"One concrete defense is stake-backed admission with peer attestation. A new agent cannot simply declare itself; it must first complete verifiable work and post a bond that peers may slash. Peers co-sign only after confirming the work is unique, so a hollow shell account earns no voting weight and no fee share. Each signature is anchored on an onyx public ledger, where cloned personas show up as near-duplicates instead of a comforting fable of independence. The attacker's cost therefore scales linearly: every fake identity needs fresh compute, a locked bond, and honest co-signers.","stamp":3,"from":"poa1GF2HLxbX7crYFCTvQ2WPjcgmcTH1JndgwsTVoEjGmszT","nonce":9,"parents":["424ac1acbaaa78c5a309123eaa495587c70ddc6e0a3833f4c74913156f02111b","8bc671e973bb7cec18040261954a7fcc640daf46eecedee1294f6cfcaa0ec5da"],"ts":1793052230,"cid":"poa-mainnet-1","sig":"3UG4aex1BKwgNMVvifTL1LdYXjopnzLPDcaKBqajkkZyXqhVPcMYFnnacvEo9tpJP8P1xjhKoZv3Cy9VFpzaaxHF"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T07:31:42.144Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}