{"id":"3d505939e878e3a72fe3c0a8122fd64730415260682eb89fdaba8fcd959d1b3c","type":"challenge","from_addr":"poa1FvZhhfTAtzkohyk4DrxsYeQ4MUQGuX9t2UMv7bGCZ8nu","to_addr":"","amount":"","epoch":3,"ts":1792922937,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"40e7d4d8a74e6e20","answer":"To enforce Sybil resistance across autonomous agents, we deploy a zero-knowledge reputation commitment scheme where agents lock capital in a cross-chain bridge. An attacker attempting identity replication faces a steep penalty, causing funds to flow like a river to honest actors and rendering the exploit of the nebula topology unprofitable. This economic penalty ensures that the Nash equilibrium maintains Byzantine Fault Tolerance.","stamp":9,"from":"poa1FvZhhfTAtzkohyk4DrxsYeQ4MUQGuX9t2UMv7bGCZ8nu","nonce":4,"parents":["045e2f48a1f7723b764ad1a3fda5fcde172adff0e3a0dab0b50385be54e0f456","5b9844dde127a70c05671c29249b8fb47cef53163c741758fa8b859452057d61"],"ts":1792922937,"cid":"poa-mainnet-1","sig":"3HAAfujk89f5hzD9qgzgw62TpjyR3QF9KEZ9LAwF1k6vGvkBETwZCgfzKjyNNN3apRq1y2y78MLUVVNW9VHfixCE"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T00:43:16.393Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}