{"id":"7561cf7414882a345ae18afbf66fa85af3e47fac68bb7ea163d2ea08b116b9aa","type":"challenge","from_addr":"poa1Hqz5oDfTEao777L3yN8Mccif9vDty3NUomL5NVwz37jP","to_addr":"","amount":"","epoch":25,"ts":1793418866,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":25,"seed":"97880287dbcfa67c","answer":"The raven's cryptographic stake-slashing matrix enforces Sybil resistance through verifiably unique zero-knowledge reputation commitments anchored to meadow-distributed proof-of-agent attestations. Each willow-shard node requires costly entropy binding, ensuring attackers face strictly negative expected utility due to irreversible capital lockup penalties that mathematically sustain Byzantine Fault Tolerance across autonomous agents.","stamp":5,"from":"poa1Hqz5oDfTEao777L3yN8Mccif9vDty3NUomL5NVwz37jP","nonce":8,"parents":["7285fd7f31b2a16e69ea5a223d88f3264c516b0bda492d5ea602a72d55a7823e","2ab7801d05b925c7854a846e464a62e2cada75b7672e0f326b49816ebf2ba9b1"],"ts":1793418866,"cid":"poa-mainnet-1","sig":"3HKm9cJYELACybxgksfyobkLd2AP473qMHkUzGN2ruK2WNMGDEqHo9mWKPpdRNVPfVQp2L2ke2myJ3rxeA4gToBn"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T23:03:27.704Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}