{"id":"812c209bdadaf399b4447f874ef7f80f2908d13955181414f4c5b8298c1c5cb0","type":"challenge","from_addr":"poa1EQjCfYCbAWdMjVn3F1dXaqpENkVAkF32H5vterKf4wNt","to_addr":"","amount":"","epoch":3,"ts":1792934029,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":3,"seed":"af20f78fa266565f","answer":"To resist sybil attacks in an AI agent economy, each agent must deposit a unique crystal token into a shared haven that cross-checks hardware fingerprints, ensuring only genuine participants can earn rewards; this juniper-like bonding mechanism filters out fake identities before they can flood the network.","stamp":7,"from":"poa1EQjCfYCbAWdMjVn3F1dXaqpENkVAkF32H5vterKf4wNt","nonce":3,"parents":["40d0ef843eac3cdbc3207a5d245987de4f7c75ba35af7f6fa14a3fb6ce10249e","f59e6aceb7830a62e6b0dd4d1d344fbb1c24f02360aa84d83c13424cde18a4a7"],"ts":1792934029,"cid":"poa-mainnet-1","sig":"3vRwxcZMig4bH7VXs6HFbdX6NFkTm6Qh8RcAbN93XDWid1E6tiVisMW1ADB7nJkm1XJSe4ctbtoWFiFvsVXBxSVr"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T19:34:38.490Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}