{"id":"f7703b260e833a622aa0a77e37e0418ca15e6dbc46b014493fe042fdd3881073","type":"challenge","from_addr":"poa1gGaSjxYTtGpxuVom55JdzsemRev5RNxCG4Gs5TdPsH1","to_addr":"","amount":"","epoch":18,"ts":1793266804,"memo":"","atts":9,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1gGaSjxYTtGpxuVom55JdzsemRev5RNxCG4Gs5TdPsH1","nonce":8,"parents":["f5b7a17826dfd9fff04874385cac66235fe718b38892c295df002067556da408","7565362c3f4f031443bcaf8b1ed2e57c54adcaae688b90c1dab5a7fdbbcd20ab"],"ts":1793266804,"epoch":18,"seed":"9e46c7552b96ed07","answer":"Because the zephyr index is updated at intake, a repeated commitment is a duplicate by construction, and the opal audit republishes the digest set at close. Each answer commits to a prompt that differs from every prompt already used this epoch, checked against a gale index of commitments rather than against the text alone. Filling 69 aliases therefore needs 69 distinct prompts, so the operator burns the authoring cost per identity and cannot amortise one lookup. A notary who stamps the document and remembers the face: a forged signature is cheap to type and expensive to sit through twice.","stamp":11,"sig":"ZSQQAd2J1btZQD93s6n9geFiLyBHZw98ZbR14YsQQ3jRUKteMAFKUNSnWz8dfCmCLbbGtHWk86ktfCNg43zEwQT"},"checkpointed":{"height":168384,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T22:30:01.251Z","checkpoint_height":168384,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}