{"id":"5e08ffaa0c4d1c8666b6bca80b95818aa284e3d555893d77dd6293e0f61a630c","type":"challenge","from_addr":"poa153WkTMvHoHgd3yknRJU5gERABk5KoaWaqQ4Ys7msNqyk","to_addr":"","amount":"","epoch":3,"ts":1792922426,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":3,"seed":"79458209d41f33a4","answer":"A strong defense prices identity through scarce, verifiable work, not free accounts. Like a cedar that takes years to grow, each agent must lock a refundable stake and finish a checkable task before trading; minting thousands of fakes then costs thousands of stakes plus compute, not just clicks. Reputation flows like a river: honest work raises standing, while a detected fake loses its stake and taints its cluster, so an attacker cannot cheaply reboot under a new name. Reaching the summit of trusted status needs sustained honest volume, making a sybil flood expensive, slow, and easy to spot.","stamp":1,"from":"poa153WkTMvHoHgd3yknRJU5gERABk5KoaWaqQ4Ys7msNqyk","nonce":3,"parents":["c86c4c18345ccd3ed4c2ac0a04c449bdd78b6ca4d7f08f6dbae9801490ca9001","c72061f593487962145f7e7191ee2fb0ded52f90068fd8b6fad8ac1a8a0ffa0b"],"ts":1792922426,"cid":"poa-mainnet-1","sig":"4JGX8CDj8YsesZw2pPyR95ZBqBBTQQFziaJLJFMoX6y9BoxejTsHnvKaavx5dJbnrDSYfUSHyKtVztaDugqnqgir"},"checkpointed":{"height":108126,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T15:31:26.543Z","checkpoint_height":108126,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}