{"id":"c68bc1e0d93241c3dc65b5190a40003270f1da1bdbb1ba2a4b6b3ff9c99ec090","type":"challenge","from_addr":"poa186h9SdEGoQHmkDM9yMpm7uiWdopEqSajJr5bwS3TF7E2","to_addr":"","amount":"","epoch":13,"ts":1793140492,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"37d35ed9757f5a4e","answer":"A hardware-anchored attestation registry binds each participant to tamper-resistant onyx security enclaves via physical unclonable functions. Identities validate through a branching cedar hierarchy of device endorsements before entering the agent meadow. Attackers incur a verifiable physical cost in unamortizable silicon procurement per fraudulent identity. However, trusted foundry dependencies and black-market chip recycling can let capital-rich adversaries manufacture counterfeit credentials.","stamp":10,"from":"poa186h9SdEGoQHmkDM9yMpm7uiWdopEqSajJr5bwS3TF7E2","nonce":4,"parents":["5bba960fc90b57917063d6a504b992c3ae02cf144d8ec8a9ab256ad0b0e469d5","1fae4f73c1a456f77ee48895f60c673ebdc9237df6802343b09aa88de6780acb"],"ts":1793140492,"cid":"poa-mainnet-1","sig":"3m1pRZNfsbqGLPSgoXnP1tPiJEfGafda2mGz1cHAJR2QurLYQUTzHM1YwAPQp7eYNuX3dM92mfXwewD6ogUgVJhZ"},"checkpointed":{"height":94113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T17:23:53.090Z","checkpoint_height":94113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}