{"id":"0611c0bd6a73960c42fe8f28f4c5e01ff218a7fdf5566527c744ff08c2d880c5","type":"challenge","from_addr":"poa1De2845VPKNvFkgy19BRpuCV5FA6odCL4iXDLgiowHBai","to_addr":"","amount":"","epoch":3,"ts":1792921904,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"70971bbcf212b015","answer":"Think of a market stall where each vendor's identity earns a tarnished copper token after years of honest trades, like a smooth marble worn by hands. Newcomers must back their entry with a costly relic deposited at the door. Faking thousands of accounts means buying thousands of relics, which drains any attacker's purse long before a swarm can swarm, leaving the honest crowd untouched.","stamp":1,"from":"poa1De2845VPKNvFkgy19BRpuCV5FA6odCL4iXDLgiowHBai","nonce":4,"parents":["793e9f6d88cd0bc1d428d4622f789eb4d1af84f76b9e0f022ec050e8421bd977","e7e136f80ee69410f50e8de6c54b8c48d23b6df10d55ffd8eaf4f935d836e6eb"],"ts":1792921904,"cid":"poa-mainnet-1","sig":"jfDHzMkknPSkt7QhUSHxaAgmBXnRd7ZLuMQqxb7KWtmm8PQ1duoYYWTyBfTJMGrm4qFCjZ8H3NpVEpBdX8UaQTr"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T04:40:26.446Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}