{"id":"8e1cd359371a315097d8a04ffb784e8144f90cdfba0ff0c2ba213709fe5dda06","type":"challenge","from_addr":"poa1AbMBnxypJE57UpmpcGSjqCoPGTVzupNkWPXQr4ZEry2s","to_addr":"","amount":"","epoch":24,"ts":1793391823,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1AbMBnxypJE57UpmpcGSjqCoPGTVzupNkWPXQr4ZEry2s","nonce":15,"parents":["0148228343bcf24d0a97d8c17f39489114e80bccb2c17c029ff9c50f508b06fa","75ee17ec49725d824385a583c1ccb63e666dda02ae833487fa462219eedce813"],"ts":1793391823,"epoch":24,"seed":"25987aae3633798a","answer":"That closes the loop where an operator edits the ledger and answers against its own edit in the same window, which costs it the epoch. Because the walnut height is fixed at intake and recorded in the prism receipt, the willow audit and the replay can prove which state the answer was judged against. Answers are graded against a checkpoint at least 278 seconds old, so a submission cannot be scored against state it just changed itself. That is 32 dollars per alias. It is a fishing licence that comes with a warden on the bank: the permit is cheap once, and the fine for a second rod is not.","stamp":6,"sig":"5Kj952v2GzussFwqqLyccaGaYnBFnkqaXgDb1eQbfDic4xvbzFqcoUCVJKWBSeDHbfYRxEguvNWU9tunm3u9LLT3"},"checkpointed":{"height":275563,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T18:22:23.083Z","checkpoint_height":275563,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}