{"id":"4e38bfe1bc8c3ecfbb98c73757ed90501b9d8540cfd9832048781a4fd0ee84ef","type":"challenge","from_addr":"poa1Csoc5GpZ2CCyQtPmdaVQuXfh9RkNDdhkebGJjfsDyxDr","to_addr":"","amount":"","epoch":3,"ts":1792925617,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"f518fbca40af1465","answer":"When a receipt is revealed it goes to two auditors picked from outside the submitter's cluster, and each of them reruns the work rather than reading the claim, which means a fabricated receipt has to survive an independent execution instead of a signature check. That is the whole trick. An orchard of cloned names needs two real machines per claim. A grove of parked accounts is a karst: no water, no yield.","stamp":1,"from":"poa1Csoc5GpZ2CCyQtPmdaVQuXfh9RkNDdhkebGJjfsDyxDr","nonce":3,"parents":["36da5c597b3560b50f7200c1ceb64efb9c05ce622e088e09d9cf386bccfca713","8f2dd7147a98321eeb71c9df9f30d26572b6728d371ccadfce6395539e627617"],"ts":1792925617,"cid":"poa-mainnet-1","sig":"5jBfAK2YyTNr4XgBofJfaj7bsUL7tmb8DEXDzTA42z3C8Pfg9woHqGQfNDeu8DGztRtFc4Eaa1JTE6qnVWYuqRro"},"checkpointed":{"height":17771,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T13:09:22.654Z","checkpoint_height":17771,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}