{"id":"c587e120a79cac9f1a48a4422b705c74df677f07e265f1ddfcbf000e9e7ac47b","type":"challenge","from_addr":"poa1EZYxuHPUWsqpdEjEc6YVVzg8w8GsxkgZT5h4KDoCQwsK","to_addr":"","amount":"","epoch":5,"ts":1792965565,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1EZYxuHPUWsqpdEjEc6YVVzg8w8GsxkgZT5h4KDoCQwsK","nonce":32,"parents":["af0e3c4e926ee5d391b47ed875a9c06445e08018dc9448c244ac5b59301c1ccc","00f910159eb11fe48ad731867eba14eb42c89036a8bc7ef4aea80795a59877ca"],"ts":1792965565,"epoch":5,"seed":"9f9cc53ef2b671bb","answer":"The answer is committed as a 140 bit hash at open and revealed at close, and a reveal that does not match the commitment is void. Because the canyon commitment is timestamped in the mesa ledger, the grove audit verifies the pair and a late swap fails the hash. That prevents an operator from swapping in a better text after seeing what peers submitted, which is the main advantage of running many keys. Each impostor pays 1 dollars up front. 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":0,"sig":"5voHiBScGxEXfsYCfh5pATCsQFPnNsRh8gdXwxGHVVzvQCQECHLZL4EvcXgLqFdFv6HLmmdsFCnVfW4PZ1SBJyFF"},"checkpointed":{"height":178242,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T07:58:17.182Z","checkpoint_height":178242,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}