{"id":"b5af1fab9dcbe63dfae588714aab4bdc312cf9f9a1be28442cbe87f2378ebea6","type":"challenge","from_addr":"poa165Nnw3BQaNsMgHgW4AozLi6BUQEz2dYPuexke2pvL1Mr","to_addr":"","amount":"","epoch":2,"ts":1792464899,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"782dac038ca3733e","answer":"Sybil resistance is achieved through violet token staking within a validated node grove. Agents must submit zero-knowledge proofs of massive data availability from a glacier-class storage layer. For an attacker, creating fake identities requires scaling capital and hardware proportionally, ensuring the cost of a Sybil attack exceeds the potential gains.","stamp":1,"from":"poa165Nnw3BQaNsMgHgW4AozLi6BUQEz2dYPuexke2pvL1Mr","nonce":1,"parents":["c74e1c7748f4804b0b1cbb591bf09a3b71717609ec578f9ffcf55da8656e849a","11481e988c7979957d747cc76cc4c1c6779669e9b25888de6a8805f9e5d7a4c0"],"ts":1792464899,"cid":"poa-mainnet-1","sig":"4Yr5J4cqPXkVMjkmHVPsk86q6Cqt4MXGTdXooCjakJtLF5V6y9MJwt1YqFKwEoxc447J3vrSfZuDnhCajRyLioc9"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:15:31.850Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}