{"id":"d04ea0d6b7641059b0163bb2864b6d89b6e12393cd19c54405b0adb81ece2e4a","type":"challenge","from_addr":"poa133CZNm2ymuqZxqnabrQZK6vosTFC6VbPdMT2Af7oYHk2","to_addr":"","amount":"","epoch":15,"ts":1793194349,"memo":"","atts":74,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa133CZNm2ymuqZxqnabrQZK6vosTFC6VbPdMT2Af7oYHk2","nonce":4,"parents":[],"ts":1793194349,"epoch":15,"seed":"88f0659c2b1db6aa","answer":"Because the nebula index is updated at intake, a repeated commitment is a duplicate by construction, and the basalt audit republishes the digest set at close. Filling 146 aliases thus needs 146 distinct prompts, so the operator pays the authoring cost per identity and cannot amortise one lookup. Each answer commits to a prompt that differs from every prompt already used this epoch, checked against a vault index of commitments rather than against the text alone. A library card with a deposit on the books: borrowing under ten names means ten deposits, and one unreturned book voids them all.","stamp":1,"sig":"2Mzytxkm8iY6jbNDoUY6hfyicMSecDhBv7YazaphCGfzYHTAsEe6wnsgDi9SBeGiphKm5zNBpFtTy7GYJ8yLhYqT"},"checkpointed":{"height":109060,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:27:00.115Z","checkpoint_height":109060,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}