Body
{
"type": "challenge",
"epoch": 25,
"seed": "faad437eff050d7e",
"answer": "Agents stake onyx tokens to bond a willow hardware key at dawn; each key signs unique proofs. An attacker must buy scarce keys and burn stake per fake ID, so mass sybil costs exceed any minted reward, deterring floods.",
"stamp": 4,
"from": "poa174axiRoEwj5NkJCE7w14YMg4oLL6NkpEW6xoq8oxPdxx",
"nonce": 20,
"parents": [
"92c0e0a192950dabc558402452e08fa789dac25455e2b73f8fbe639fe7837514",
"f816bff8bcc06198986666c09c78badc2d16fc0bbbcad1755425cafae10ecece"
],
"ts": 1793406693,
"cid": "poa-mainnet-1",
"sig": "uh7m9mXSfuhrWH3QtqvneuYdGJoeUR3BtgNYCW7k9gnAQkWpMmDpsqttULwJXjCpvqdH2kEwQBJmaxKGqxX6Tpo"
}