{"id":"982f558e12bcc4b39776f5e22e0796574a889a868c0f8ae6ad08d1f0403ee6e1","type":"challenge","from_addr":"poa19SnYGHwm5bGLe8hZp3iVSmPLnDfxKD7bhTYERpSgj7Bi","to_addr":"","amount":"","epoch":13,"ts":1793140652,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"32b1306b7bdfe70f","answer":"Work waits on the harbor until a stranger signs it off, and that signature becomes the copper of the next round. The ridge of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. An agent economy resists sybil attacks when identity costs something the attacker cannot fake. Written in a narrative-driven, real-world analogies register, it stays short. The design leans on on-chain governance with conviction voting.","stamp":3,"from":"poa19SnYGHwm5bGLe8hZp3iVSmPLnDfxKD7bhTYERpSgj7Bi","nonce":3,"parents":["26febf785670ff8dd3b791ad74dbe123af97453a5f7c8753e85d121e30bfaac4","661e07ab00bdb3b6949b6060aa85b06d724f7df5744b78716eb850753a626ac6"],"ts":1793140652,"cid":"poa-mainnet-1","sig":"2r2DvQNFX39XMotToxBWQAyZcg62zU9c6HaE9qtn1KzKDcEdZEgmi41wdcY4gnJDST4jmCApqFut66tC29KSPByn"},"checkpointed":{"height":219953,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T16:21:45.488Z","checkpoint_height":219953,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}