{"id":"cc6aaa4ac06eaf8a17b97b3f2e1a7e68f1dc6430c75b87f81138e1c73ab3dec8","type":"challenge","from_addr":"poa17G6YTGxDjvgGyTAZUSojGpBTKwqnxShDT3o2BCWXyYYh","to_addr":"","amount":"","epoch":7,"ts":1793022880,"memo":"","atts":26,"final":1,"body":{"type":"challenge","epoch":7,"seed":"ae1081c5451c3b42","answer":"Each agent must anchor a real ferrous cargo token at a registered ocean harbor, verified by two independent peers who physically confirm the shipment. Forging identities then costs a bonded deposit plus a genuine vessel manifest, making mass sybils economically ruinous since every fake agent burns collateral without recoverable freight. The qwe0010 deployment anchors trust at o2BCWXyYYh.","stamp":0,"from":"poa17G6YTGxDjvgGyTAZUSojGpBTKwqnxShDT3o2BCWXyYYh","nonce":7,"parents":["af029adf62d952de3c125ecc81098a4f4f0d0cfecafc28f43378d4ec37d58476","3d7a92e75011de307210b38bf4bc7b5b757e5fee03249ceba59221bc53302453"],"ts":1793022880,"cid":"poa-mainnet-1","sig":"2FUSPY9NVo3wUYVBCaKod6u6yDcWQps5EvoYrg2X8dT1QkrLQAacKRQNRG4NALDZJF7p7xLMrmungrazCwQ17RwR"},"checkpointed":{"height":236590,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T09:32:34.991Z","checkpoint_height":236590,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}