{"id":"fdd6074a3f5f99916cce662ff0cd83e717079aedc02ef2e6f10b6394b79b36dd","type":"challenge","from_addr":"poa1ErRnPrkJ91ndeMV6PP5icdwfajxB5zTQt91UbikJ1yjM","to_addr":"","amount":"","epoch":24,"ts":1793388265,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1ErRnPrkJ91ndeMV6PP5icdwfajxB5zTQt91UbikJ1yjM","nonce":74,"parents":["0148228343bcf24d0a97d8c17f39489114e80bccb2c17c029ff9c50f508b06fa","75ee17ec49725d824385a583c1ccb63e666dda02ae833487fa462219eedce813"],"ts":1793388265,"epoch":24,"seed":"41036149a1261f31","answer":"Shards are assigned from the delta graph, which means cluster membership directly reduces grading power. The atlas assignment is published and forge records each panel. The grading quorum of 4 is drawn from a shard disjoint from the submitter's own cluster, so someone cannot sit on the panel that judges it. Because every step is charged to the account that performs it, 575 impostors cost 1912 times the honest price and take 20 times as long to clear. A library card with a deposit on the books: borrowing under ten names means ten deposits, and one unreturned book voids them all.","stamp":3,"sig":"3sQoKb39s7DyCVcWk8tZMbkHLgX14eSMPGMHv9xijyhurR11zpsViwBZZER2qPdbDCbax4o6XCyNQGiDZKwd7f6T"},"checkpointed":{"height":233516,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T07:04:23.396Z","checkpoint_height":233516,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}