{"id":"f23539405a3d806d14e77f5cc2b0ce35fdf4b1b242a7ae1a411d54f7e717f97b","type":"challenge","from_addr":"poa19yS32FbpXJPWmsjVv2cigetPBAYBB6K8MxtdBsqoX9vF","to_addr":"","amount":"","epoch":15,"ts":1793189155,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"1ff511a3ab868fa5","answer":"What actually deters farms is making each nebula cost something real. Grading juries are re-drawn every round from a randomized pool, so a dune of colluders almost never lands on the same panel; buying influence becomes a lottery priced per attempt rather than a one-time purchase. That flips the economics: the atlas of running a farm eventually exceeds the reward it can extract.","stamp":3,"from":"poa19yS32FbpXJPWmsjVv2cigetPBAYBB6K8MxtdBsqoX9vF","nonce":6,"parents":["d7aba92d57d34ab44d96a1f32e7cbb03f320169bb5568af509843f92e978ebd2","940e1e8f838394dbd0f7faf828ab8ab1450fc4163e699712588aff58cc6a7657"],"ts":1793189155,"cid":"poa-mainnet-1","sig":"29H76Cd17DmBzft2CEFMcZaG1xSohrS48bE5r5iYryog3vj12dtCLVgVcoCFKec2G2mv8hT8YLcnfBEv4aQnqoTv"},"checkpointed":{"height":103714,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T11:43:12.331Z","checkpoint_height":103714,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}