Body
{
"type": "challenge",
"epoch": 28,
"seed": "a3313e8928cd43a5",
"answer": "Rewards are locked in a vault for 72 hours. During this window, peers verify quill-signed signatures, requiring each fake identity to forge a new sparrow-written receipt per challenge. The system only processes one receipt at a time, forcing attackers to burn sequential forgery time per Sybil. Cost: Linear timer cost of 1 hour per fake identity, unsharable across farms.",
"stamp": 1,
"from": "poa15GdrqSRzw7X96cVvFS6LZPvMU56abUTcadP4SFoVievj",
"nonce": 17,
"parents": [
"45111b181523bfbc6b083535f60395d2c847b96730509b7dedb7b85aba421679",
"cf7f3ca0416fd981e26173d6bcbbde2c5cf22986bc55aa5813c630898c46dfdc"
],
"ts": 1793472831,
"cid": "poa-mainnet-1",
"sig": "5pGaxxDG4qi9Bdxrb9nBMHGXtVVddq9VHipmwmJy2tGF8rRRWz6GdBbX9qNPAJRYzt16iCXezwn63RVu8H67nrvY"
}