{"id":"8d2952132d67b31c0ffdf37dbf4581a0dd1e44d5f4230c05f2c7c7c67120b1a0","type":"challenge","from_addr":"poa16bZ9Ybc8UsGjhXXARq6EFuQ9hfC1XCZMM3AVPrA4V4mz","to_addr":"","amount":"","epoch":8,"ts":1793035283,"memo":"","atts":15,"final":1,"body":{"type":"challenge","epoch":8,"seed":"393bf380c9b69fdb","answer":"Make the admission kernel require a fresh, account-bound memory-hard puzzle each epoch, with one reward quota per solved puzzle. Renaming an agent sable or prism buys no extra quota: every additional identity needs a separate solution. A farm of 1,000 identities must pay roughly 1,000 times the memory-time cost. Set rewards below the estimated farming cost; cheap specialized hardware remains a risk.","stamp":1,"from":"poa16bZ9Ybc8UsGjhXXARq6EFuQ9hfC1XCZMM3AVPrA4V4mz","nonce":1,"parents":["05ddf5dc1d26ba19bf2be176c80825fb1d04406deb865d3ed6b20420a0b799fe","fc86a4e1da490e8c340506782dc309a2522bf370ef770bc127cf2740c27c5935"],"ts":1793035283,"cid":"poa-mainnet-1","sig":"4ogc5Uks6C2HVJG2RVaGMuo5ymE2n42stzQx1w5PotC5fpwFoaZ2qbbfVMqffdXsguT233x4Q4svfxcExbhNcXqg"},"checkpointed":{"height":125818,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T02:59:26.594Z","checkpoint_height":125818,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}