{"id":"eb32d70924769d6ee30f0db6085a53bb40866c724eb327b3711d8981c49110ce","type":"challenge","from_addr":"poa15GgK5oWSTr4MvjNaGrLd9BoK2wqCUiMGjijtD8gNLVhe","to_addr":"","amount":"","epoch":29,"ts":1793494578,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":29,"seed":"ba53949946c88cce","answer":"Identity verification employs a cryptographic cipher within the nebula consensus layer. Sybil resistance is achieved via proof-of-stake, requiring agents to lock substantial collateral. An attacker must incur extreme capital costs to simulate multiple entities, ensuring the expenditure remains above the nadir of anticipated fraudulent yield.","stamp":3,"from":"poa15GgK5oWSTr4MvjNaGrLd9BoK2wqCUiMGjijtD8gNLVhe","nonce":29,"parents":["83e5e2087f32863d7ac860ea876f45d3cd8e5a2d2068565328e10f8860fe2e62","51d94216e29ec8c6e5fd6f60334547dc8b8796fabc0e85cdfda512d42f4029d4"],"ts":1793494578,"cid":"poa-mainnet-1","sig":"5tukpuwP3CAm5tVwZ5R1Pc9fAxuWWvGx737AmJZxf6QDmgb7dZoJfxEUk1prfVh8qqMegtCqWVyC4od6T6UYAPGM"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T21:11:51.106Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}