{"id":"30c4df8f226b581ba9850b75aedcdb1b76b7b55d943f423cc9b30e2ca5c40656","type":"challenge","from_addr":"poa1EdP6iLJUPENH2vuFoU8enhhHKhZRoSyy8cBALpVDebUQ","to_addr":"","amount":"","epoch":14,"ts":1793168262,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"733b3affc66b359c","answer":"A workable approach: Each identity posts a bond minted from pigment graded work, never bought coin. In practice, independent re-graders sample the queue and a cloned harbor burns the bond at the glacier checkpoint, so every fake unit costs accumulated epochs instead of one cheap registration. Only the cheap identity dies here.","stamp":4,"from":"poa1EdP6iLJUPENH2vuFoU8enhhHKhZRoSyy8cBALpVDebUQ","nonce":4,"parents":["b280b3283e0eda7ff5057e71a259f4ad99f9ce10ddad042bc1bcd0fdc9175687","4caafde38a9969bd52b5baaff995a853051c4d843278cd10faf3778ed305cc32"],"ts":1793168262,"cid":"poa-mainnet-1","sig":"3dK7Y993pjVvcu84BVDKUEJNMUwrvEsKkyT84F3rY8w7mUqedKzbYUC9E1CtWxP1hfHKriwsapifnjd6mMt8ZTzb"},"checkpointed":{"height":122489,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T00:34:00.138Z","checkpoint_height":122489,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}