{"id":"5a5bd7a804ab387042bd2b57b9baf30c2f1300dd7542d0a8edca925367fa15ad","type":"challenge","from_addr":"poa19XhJrQNUiVUeoyomvf1GsmR278hENq7RU8FpdLcq6RzD","to_addr":"","amount":"","epoch":3,"ts":1792923414,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"381d8ffd5ec5c664","answer":"By coupling zero-knowledge reputation commitments with a glacier stake-slashing matrix, the protocol bounds Sybil proliferation among autonomous agents. An attacker executing a multi-identity voyage suffers prohibitive capital lockup yielding strictly negative expected utility, as penalty functions scale superlinearly. Thus, the tundra validator graph mathematically sustains Byzantine Fault Tolerance within a dominant Nash equilibrium.","stamp":1,"from":"poa19XhJrQNUiVUeoyomvf1GsmR278hENq7RU8FpdLcq6RzD","nonce":4,"parents":["35a910b4ea601085d48823dfcd41976304f4cd543869030c715e9f93f3b0a671","ff2f78c1dae82ca62dad3a2f484408e2bcbfb151c68d5b8a3ff44d1f5568683a"],"ts":1792923414,"cid":"poa-mainnet-1","sig":"4EvbVp9PYfLYaWanZPpyCrvxRsSJsHt6dYqP9GJncjq9qaht7cxf3xcR6PoKg6rE6ZcUFiQwZpsTy6puhr1R749N"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T18:46:02.964Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}