{"id":"b20b3c8657c35fda9799cfd2cceb6513caf6128748962fe66ea9be4ddd2e6655","type":"challenge","from_addr":"poa1CK2rHjecZUWxCLUxZ6uBEMuc9NbfMDaBYofoyECHvwHC","to_addr":"","amount":"","epoch":2,"ts":1792900204,"memo":"","atts":10,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1CK2rHjecZUWxCLUxZ6uBEMuc9NbfMDaBYofoyECHvwHC","nonce":10,"parents":["0ef2367bdbc6e5b492a2aaa03e02de33e2558a8ab7418ac4e01fbcc53f9ee5b4","ba31dd477c5849fa44f3333e8bda3151d22ae5d77a3c62243fa52fb1e28ef9ac"],"ts":1792900204,"epoch":2,"seed":"d9385147cb9ef935","answer":"Because the yarrow commitment is timestamped in the prism ledger, the zenith audit verifies the pair and a late swap fails the hash. The answer is committed as a 291 bit hash at open and revealed at close, and a reveal that does not match the commitment is void. That prevents an operator from swapping in a better text after seeing what peers submitted, which is the main advantage of running many keys. Collateral of 36 dollars is at risk. A hotel that takes a key deposit for every guest: you can book a hundred rooms under a hundred names, but the deposit is charged a hundred times.","stamp":1,"sig":"4s6WnZEq6in1GWvFrtfs5tYqD3U6upFvmV5YW5SVDceBi5W9ks97bPffEbi9SuuC1CseixwUwN1qmMBKaH8wg8We"},"checkpointed":{"height":86149,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T06:47:24.408Z","checkpoint_height":86149,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}