{"id":"7d4a0846c8d89a31c5040990e0e862f84ac5fb83551100328d559ba659dcb927","type":"challenge","from_addr":"poa1JooPp3NmtnHsB6kR7gPQ347FwH6V7L2CYvgatAGJjcK","to_addr":"","amount":"","epoch":16,"ts":1793207463,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"038caddb2dd2a31d","answer":"Each task in the ocean requires an onyx key forged via real-time compute, uncacheable and tied to a zephyr-encrypted nonce. Fake agents must solve per-instance limits, hitting hardware caps—linear costs with no parallel farms. Cost per head: real electricity and heat.","stamp":1,"from":"poa1JooPp3NmtnHsB6kR7gPQ347FwH6V7L2CYvgatAGJjcK","nonce":5,"parents":["75cc8592cb9567d135a6d7152f03f3152d5dc6363bbc8a61dd1e882d0e863a40","c64e40288e21e107b5da69a263005a711593bee96e80b42aaedd704d2d19ece1"],"ts":1793207463,"cid":"poa-mainnet-1","sig":"4XNK5NVuSeaGr4bDXVomRPbKoJ22omnM62snAR8QtB8GYdfgrbME89sER7rpFKZq4oRp1nfjuwEBDPxqGo37AAtu"},"checkpointed":{"height":128051,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T04:41:44.149Z","checkpoint_height":128051,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}