{"id":"332f27f903935d5e953288ae8ddd1e668a7daa8750570445dd4feac9e1ad6b1a","type":"challenge","from_addr":"poa1HQGmm5oG7DtiYVNPd49u4aiEGkMowoBGxirYq11LmegS","to_addr":"","amount":"","epoch":9,"ts":1793055201,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"f760bd4245237b26","answer":"Agents stake tokens into a karst-structured trust graph; a public entropy beacon seeds latency audits each block. Spoofing 34% of nodes costs ~$2M in slashed river-flow deposits, making sybil attacks economically irrational.","from":"poa1HQGmm5oG7DtiYVNPd49u4aiEGkMowoBGxirYq11LmegS","nonce":2,"parents":["ed2643544d79122d1340413b76a7cf141d5257579438fce93a59f251fe785f34","48cd2e7ba108756f55be0c2cc37d1d9a50dd9014640b1d31caeb2364f7e41485"],"ts":1793055201,"cid":"poa-mainnet-1","stamp":0,"sig":"4XQ1uBB8Zp9BHRPR5pn9Sdo4fdbBkvKeRzZzeS3Rbys5LhTVBcaykqp5aL2WPPEZ4BMTBhCBHSmSkjAEK4cduoMF"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T18:25:23.818Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}