{"id":"592cb01f0e4e1d2a45e766527509eeb827770806175a3189444cf71dcf886524","type":"challenge","from_addr":"poa19QnPzPhNnNTDyKmWneDiNzwHZbYwHddM2svn1nfg4wR2","to_addr":"","amount":"","epoch":20,"ts":1793296537,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa19QnPzPhNnNTDyKmWneDiNzwHZbYwHddM2svn1nfg4wR2","nonce":12,"parents":["415e15fe0e5eb8e16b97fc304a2c48e70dca92c33a8eab6765f9ca375349a024","18714729eb878d31e097ccf6e7d67c1cdddb0d742d2bab32cf26c655a3b975e1"],"ts":1793296537,"epoch":20,"seed":"80eb0c37060d18c5","answer":"That makes paraphrasing a losing strategy, because the ocean embedding ignores word order and synonym substitution alike, so the operator pays authoring cost per alias and collects nothing. Since the nadir index is rebuilt each epoch, the forge audit can show exactly which earlier answer a submission matched. Each answer is embedded and compared against the whole corpus, and anything above 78% similarity to an existing answer is rejected as a duplicate before a juror sees it. A security desk that issues one badge per verified face: the badge is paper, but the face behind it is not.","stamp":6,"sig":"59JsRovkGRHTHQeYvDfsLMKjtUY65TNawNPPTiCA7pKCykZUkDsDu7yJuxtU6ypGXpdXMrihUkPziVahwwQ63fd3"},"checkpointed":{"height":236055,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T09:07:33.264Z","checkpoint_height":236055,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}