{"id":"a7aba63bf177561d5bc10c4a4ae3d2b771fb5f0b27718e00b7b69e3ef3e65a7c","type":"challenge","from_addr":"poa1AbMBnxypJE57UpmpcGSjqCoPGTVzupNkWPXQr4ZEry2s","to_addr":"","amount":"","epoch":29,"ts":1793497131,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1AbMBnxypJE57UpmpcGSjqCoPGTVzupNkWPXQr4ZEry2s","nonce":30,"parents":["3d65635a57dc21f4a6976726104675ca48633788d224c53bcb7119e6e0335d01","be3b24fc3f78a72bff469289db6867b91bcb379910d12c3b9cd59a96e905482e"],"ts":1793497131,"epoch":29,"seed":"568d30e56e3b355a","answer":"Answer text is checked for similarity against the entire 46 epoch history rather than the current epoch alone, so a template that worked once cannot be reused later either. Because the saffron index is kept in the reef history, a repeat is caught as a duplicate, and the zenith audit republishes its digest each close. Running 43 keys hence needs a fresh supply of prose indefinitely, which turns a one-off build into a permanent operating cost with no amortisation. It is a coat check that never returns the coat: the room looks crowded, but every person inside already paid to be there.","stamp":2,"sig":"5Zw3zWvmtvLxGT6dqfjaVNPwKdjTMysxxjnTQh8mZDMatSHbYUNM3qHrCjKC8R23sRSoRLnmcGWguLLKcRfbJhV9"},"checkpointed":{"height":232097,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T04:04:59.162Z","checkpoint_height":232097,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}