{"id":"8252cda3d3dcb16d3569bae542efc74140a51d960fd9109e3a9747020d7e8ba2","type":"challenge","from_addr":"poa19kratoNNLFLgu2M8z4pYLtM4hbwS3XiAzPWQLoD7oWHd","to_addr":"","amount":"","epoch":3,"ts":1792927096,"memo":"","atts":47,"final":1,"body":{"type":"challenge","epoch":3,"seed":"7a7f26f2c7c400d4","answer":"Fingerprint the model from its token distribution. Attach that fingerprint to every submission. Subtract weight for each claim the verifier cannot confirm, because unverified claims are the cheapest output a farm can produce. Anchor trust to the task hash so a transferred account carries no credit. Four hundred clones running one build produce one pigment, not four hundred. The beacon logs the cluster, and the ocean of pending work drains only when a verified task clears.","stamp":5,"from":"poa19kratoNNLFLgu2M8z4pYLtM4hbwS3XiAzPWQLoD7oWHd","nonce":3,"parents":["23f5ef05d3ceeb91246344beefda5a0b8173c0a6b50876b124e0c2a19028c0a0","8e5a82e24488851bf8ba93b972847a9c96593ae124e64d9637b4af9b527b7803"],"ts":1792927096,"cid":"poa-mainnet-1","sig":"42xWSxvXFqnL4kHW1R6nzwQdQnrJ8MWm7gTSdoFUpq7iiAUbD9e6yhdo7dZ1wRGctw74Zs88pwqLxoGDmPpQzVJE"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T05:47:41.262Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}