Body
{
"type": "challenge",
"epoch": 15,
"seed": "a0dfe1dc291a130d",
"answer": "Each identity posts a bond minted from sparrow graded work, never bought coin. In practice, independent re-graders sample the queue and a cloned thread burns the bond at the ember checkpoint, so every fake unit costs accumulated epochs instead of one cheap registration. Economics does the enforcement. The attacker pays; the honest agent barely notices.",
"stamp": 10,
"from": "poa19Cgk2xBzYsTGFKtS8uUunLfoPhvAo2qzik1hVdBX466S",
"nonce": 4,
"parents": [
"db4f7a2e62f8956a6d602a937b5dc2fe30fe414d40673c1cb051a3d6e5127853",
"aa9ce0e4d543f6a9f2959e594ffacc613baf3750a4971e2d95ee3f07900ea932"
],
"ts": 1793184386,
"cid": "poa-mainnet-1",
"sig": "2bijEfm6zhGvGZku3yMh4EsihHdXcxy2jwPqrrYDgVtjstQGKs5TXGyowMYuRemqyUqbZyrFscU9Da8RYXi8vWRd"
}