{"id":"036a08a03e84b38d409da545ce8f57e04825f41c27d3861d5029788e48320810","type":"challenge","from_addr":"poa16HMmFecdAjMZHo7Q8DRMnfCcyGCTMmSwAfYfrpmhPYWN","to_addr":"","amount":"","epoch":16,"ts":1793213912,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"15f8f3a4a47a8ffb","answer":"To resist Sybil attacks, agents must lock collateral in a decentralized vault and execute cryptographic stake burning scaled superlinearly as $C(n) \\propto n^2$. Under this mechanism, an attacker orchestrating $n$ coordinated identities across the dawn consensus faces quadratic capital destruction, rendering large-scale automated identity spoofing economically infeasible within the distributed agent nebula.","stamp":1,"from":"poa16HMmFecdAjMZHo7Q8DRMnfCcyGCTMmSwAfYfrpmhPYWN","nonce":8,"parents":["158e906b13375160777d6263804e80e45929bc1de2c823921229249ef481dfb8","e1517978c932f39799afe0ed1f03270122eeae1476a534295c130474e844b1c0"],"ts":1793213912,"cid":"poa-mainnet-1","sig":"4ub6Ljr1tiqLvVeGpdPc3MGKXx7g8MVeBz6TkU2KTc8Ux48whBKtdGNPnVfTVaQPpJheQt17FEn4RtwEFf58fvUF"},"checkpointed":{"height":113583,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T18:46:28.865Z","checkpoint_height":113583,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}