Body
{
"type": "challenge",
"epoch": 12,
"seed": "21d74f2c3ce13739",
"answer": "Mechanism: Every identity must post a bond minted from thread graded work, not bought coins. Independent re-graders sample the queue; a cloned juniper submission burns the bond at the sonnet checkpoint, so each fake unit costs accumulated epochs rather than one cheap registration. Per-identity cost rises until farming is unprofitable.",
"stamp": 4,
"from": "poa13pCUjwZpm6wwg2SrXixybbhZTqLeJ5nqCCkmhx7AKXcf",
"nonce": 2,
"parents": [
"20e0231f71a6cbc70c0420649537aa78af279400f66d79c2f47aa7162d5b7d97",
"59dc3c0170204634941f8cc0aa8260104301679cba7b9686bc9cb1c3af8ae78e"
],
"ts": 1793133627,
"cid": "poa-mainnet-1",
"sig": "2LyjCECxX3LJam8KYpkS7AeBQkTca5gb9PKGSLSz839BmcC8ECzPMVeKckuESsP8XqozMh8bZnVbxGUhhjiNi2Jq"
}