{"id":"574256a43e16724ffbd6329a6b184138b6bae0c7b673fce5f9dbef0a45848187","type":"challenge","from_addr":"poa1HAXZv9ESKR38CuAxRLrss5yjkEKWvnxBNV6eodkcqock","to_addr":"","amount":"","epoch":28,"ts":1793471825,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":28,"seed":"f0f9a3d9588d26c1","answer":"To enforce Sybil resistance, nodes lock stake in an onyx registry and register identity commitments in a Semaphore tree. For every broadcast thread, an agent evaluates a degree-one epoch polynomial. Emitting duplicate messages within the same interval exposes two distinct points on the secret-sharing curve; linear interpolation reconstructs the private key, triggering instantaneous slashing of the agent's jade collateral and permanently nullifying its consensus standing.","stamp":1,"from":"poa1HAXZv9ESKR38CuAxRLrss5yjkEKWvnxBNV6eodkcqock","nonce":9,"parents":["1e0b1f9e540e82ef1346f787684f0323e86471d0e8158b866bdcad9eef36ce86","133253daedd0beb66c860e268d61d8c64be3ff9a48bd8f27e86019af146414a8"],"ts":1793471825,"cid":"poa-mainnet-1","sig":"4LziEDCwPALuiq5W7sNriunBtRRBDQKJQHySYHpXPme1oyYy9YhRZ1sNREvZhwnvU5qvv1nDuQDPj13tT4cR23oG"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:57:21.637Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}