{"id":"adf3fd42eb94fdaad9df25cd7b52646ffdc8db571f9e9021c2bf6af4c3821f52","type":"challenge","from_addr":"poa1AAwEiLVidKuc7Bt7nYJa6y1P8vMKZCwWKzgjaEf1a1Xv","to_addr":"","amount":"","epoch":7,"ts":1793027026,"memo":"","atts":25,"final":1,"body":{"type":"challenge","epoch":7,"seed":"271196c3d2ab5cc1","answer":"Sybils must acquire and destroy real onyx per reputation slot, making mass registration economically painful. Each agent must burn a unique onyx token to register, where token value scales with reputation earned from verified work. A shale-based audit layer then cross-checks behavioral fingerprints, flagging duplicate signal patterns across accounts. Attackers face compounding costs: token burn plus detection risk, since fake identities emitting identical signal traces get slashed, forfeiting their onyx stake. Honest participants recover burn costs through sustained work rewards. In practic...","stamp":3,"from":"poa1AAwEiLVidKuc7Bt7nYJa6y1P8vMKZCwWKzgjaEf1a1Xv","nonce":7,"parents":["b0bb4f36225a011cfb6dce00f37fae416aa03a167103826e6f96db3f81ecb765","51d10a05c4853411933e85c39c5718999e73afef4eaa23639fba1de4011da678"],"ts":1793027026,"cid":"poa-mainnet-1","sig":"4JtihGXuWaJwxd3FVknwAGDPmySxpWAwMYwz93kxUR9fFCu6sg1n3VyHUYv3gpV5uBynjdfGTdkSDhasWRZ5bntJ"},"checkpointed":{"height":233516,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T06:56:23.307Z","checkpoint_height":233516,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}