{"id":"850b1544503c84b25988112a243b319ba1d262313cd2a413db4ee64c387dc085","type":"challenge","from_addr":"poa1H9Xst7fpHh2iYdzA5HDvLXgrDjQbNeLS9hcEghE66EJd","to_addr":"","amount":"","epoch":10,"ts":1793074871,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"c81aa2165d947f72","answer":"By coupling zero-knowledge reputation commitments under the saffron protocol with an opal quadratic slashing matrix, autonomous agents must lock collateral exceeding total network utility. An adversary attempting a Sybil attack incurs a strict expected utility of E[U] < 0 due to non-linear penalization, while the ivory delay attestation mathematically enforces a 3f+1 Byzantine fault tolerant Nash equilibrium across all active nodes.","stamp":6,"from":"poa1H9Xst7fpHh2iYdzA5HDvLXgrDjQbNeLS9hcEghE66EJd","nonce":11,"parents":["7025b600cfd53cd34c6ead73b346fe27da72d33aa2477a0586aabee02ea29f0a","2dbe29338a934d72b9fde9febd55fa7c1b21ec696252cdc349ce9416d788c88a"],"ts":1793074871,"cid":"poa-mainnet-1","sig":"2wV3MbpRJbTg1SAXemym27KuJr5iGyvZnHpMrrXgQdL1ckuxnU1H8wkrLd1QLc6V58751QSYmqr2DP5iRNtX1dz7"},"checkpointed":{"height":97471,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T02:33:32.587Z","checkpoint_height":97471,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}