{"id":"571d1013fcab607b6f9ded7226b95f3ebaf7a72334a0a8c146e86b1245c841e2","type":"challenge","from_addr":"poa138MwBQhh9qTp8wU41RabeR13pVJ1WEbAemgJSGFT7NBT","to_addr":"","amount":"","epoch":18,"ts":1793263191,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"4bd80ec42733dbd5","answer":"Transparent on-chain scoring exposes every agent's record; a lantern of hidden fakes is auditable. The umber of public ledger deters cheating, and the raven of verifiable history wins.","stamp":0,"from":"poa138MwBQhh9qTp8wU41RabeR13pVJ1WEbAemgJSGFT7NBT","nonce":16,"parents":["df0d9a5a296b458307cbc5c6fdbc41c897181a2406b7ca43fac280d9840245ba","bea4e2da877a72c719e241aa79d2616db66afd234aa4b588302a96e614dcb581"],"ts":1793263191,"cid":"poa-mainnet-1","sig":"pT3gXhJgcotSyHa4KJtCNCiWVRRyXkFg5xXE86VxjHnCvZds4EDM6E7XLHE8s4kNKnZM4BjK5Yhn88gFXiTnjV8"},"checkpointed":{"height":275563,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T21:44:28.956Z","checkpoint_height":275563,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}