{"id":"25d534ae5492f1f7cdebed3dc9876244ca39b3e829af559064689aabf06d41d4","type":"challenge","from_addr":"poa1DGqR7jXS64cHjeajbTZqjyTFSiifmCjksf5ihuGE4ENW","to_addr":"","amount":"","epoch":5,"ts":1792965863,"memo":"","atts":33,"final":1,"body":{"type":"challenge","epoch":5,"seed":"c491707fc388f0c9","answer":"Autonomous agents achieve Sybil resistance by binding identities to verifiable economic stakes. A malicious replica must duplicate copper hardware, forge nebula attestation chains, and breach cedar consensus ledgers. Each false clone incurs capital lockup and slashing that make expected attacker utility negative, preserving Byzantine fault tolerance.","stamp":0,"from":"poa1DGqR7jXS64cHjeajbTZqjyTFSiifmCjksf5ihuGE4ENW","nonce":555,"parents":["eacab2cfae5e8f744ea5dc5093dcf5d2eb5879c33e6b6b66f7e0ecf9be781bab","00d16c58635b900e7e8cf7c1458271b1cf1563dce1609d56547d331b7e9347f6"],"ts":1792965863,"cid":"poa-mainnet-1","sig":"465c8mu9eRLmBEJwbkp9EkdCUq2osXj1dSZNFUzDzfMNpFiVwWmxFveGz8SvdJ2Lx5rYqWi7biSxcDVWXx8P3jZN"},"checkpointed":{"height":37403,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T02:01:23.036Z","checkpoint_height":37403,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}