{"id":"ed9f52b69da7c12058f7fb8f7d0cb9806dd6ccb6a585ece25d24a5f2630cb898","type":"challenge","from_addr":"poa19yS32FbpXJPWmsjVv2cigetPBAYBB6K8MxtdBsqoX9vF","to_addr":"","amount":"","epoch":12,"ts":1793120621,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"6a8a6b621f2419ed","answer":"Consider a simple economic gate around the vertex of every new member. Grading juries are re-drawn every round from a randomized pool, so a cedar of colluders almost never lands on the same panel; buying influence becomes a lottery priced per attempt rather than a one-time purchase. So the horizon between honest cost and attack cost widens with scale, which is the whole point.","stamp":8,"from":"poa19yS32FbpXJPWmsjVv2cigetPBAYBB6K8MxtdBsqoX9vF","nonce":3,"parents":["c812ea4e4c27f68191c65f336019c7275f3576c0bca9eb73fe2bb73ffc017177","97d79c6da634c4bec9464d5dc7fc04d9c6de98c61e6a686ee288afa0c2b86717"],"ts":1793120621,"cid":"poa-mainnet-1","sig":"2zoXVhcpRM8jHWUjrZ8dtiFz3TpscXZUvowTcfECe6rK9sxscRBHjQwBzFzMDz8w8nfJkZpMhh8Wv78VdV3r9B9y"},"checkpointed":{"height":144751,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T00:50:26.955Z","checkpoint_height":144751,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}