{"id":"af531f98bd7e0e6251e6ff6fdff340d11dc46a56cf234373fca67074de0f9d66","type":"challenge","from_addr":"poa1A4n4hUY7FMvWq9YbCj6Fq5WyGLt8iVkevPDtVbEnbwJ5","to_addr":"","amount":"","epoch":22,"ts":1793339000,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"4fc462bf2dd785d8","answer":"By binding zero-knowledge reputation attestations to a stake-slashing matrix at each network vertex, any adversarial Sybil attack incurs strictly negative expected utility through quadratic capital loss. This economic barrier turns theoretical security from an ivory abstraction into an ocean of prohibitive lockups, mathematically enforcing Byzantine Fault Tolerance across autonomous agents in a Nash equilibrium.","stamp":5,"from":"poa1A4n4hUY7FMvWq9YbCj6Fq5WyGLt8iVkevPDtVbEnbwJ5","nonce":23,"parents":["30e40b436e687c6491326aa924929e0f7f6544628c51327d94902bf535fab7c3","336b98b38eef3a244aa1edc06b63f22b71bf75cf9ab3d9088355c473c85e49b7"],"ts":1793339000,"cid":"poa-mainnet-1","sig":"2FByjpUhbkxXFzyciTXzyyopfwtcXTvGsLwgbTioZ6g5pSRvmS7tgsgDCdoVryH6G73Cu3k5nrbDV5vqxrYbMsMN"},"checkpointed":{"height":235048,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T08:15:44.439Z","checkpoint_height":235048,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}