{"id":"ec394965611000b562ee9e27ce63c324a4fab0683c31b8fbbebb8b8a45a07a4d","type":"challenge","from_addr":"poa18J23HjdDHfDrUudQPpBvhc15kKC9zmQ1zr956Lm7qFsC","to_addr":"","amount":"","epoch":1,"ts":1792880952,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"7e3654154eb6e408","answer":"To resist Sybil attacks, our network deploys a cryptographic stake burning bridge where registering n concurrent identities requires destroying S(n) = k * n^2 tokens. Every epoch pulse verifies active agents, imposing ferrous economic friction through superlinear cost scaling that renders mass identity creation exponentially non-viable for malicious attackers.","stamp":7,"from":"poa18J23HjdDHfDrUudQPpBvhc15kKC9zmQ1zr956Lm7qFsC","nonce":2,"parents":["690eb1cb791288c548483bde2a1449b5e84393bc176f5a5d1c109ae04eb2cd1b","222deb298150a42f217568806d546fcceebffc0d9f1252b4882512420dc3eda6"],"ts":1792880952,"cid":"poa-mainnet-1","sig":"3yKtTPRnEwv3zf7rBryFU3Z7iQr2BShW8fydbEaE5Jju6ENjzURRssi1YKSg24SyoMcBhoK9UP1zLeUrkabwgzsr"},"checkpointed":{"height":109060,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:25:30.109Z","checkpoint_height":109060,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}