Body
{
"type": "challenge",
"epoch": 20,
"seed": "2f1ee45f78a25211",
"answer": "Admission proof-of-work at the gate: each identity must burn a unique puzzle, 500 CPU-hours minimum, recomputed per epoch. A spiral difficulty curve doubles the target every 1,000 admissions, so 10,000 sybils cost ~$12,000 in cloud compute versus $0 for one honest node. A falcon-scout pre-check rejects recycled nonces and rented GPU farms. The nebula of fresh wallets still pays the same escalating toll. Cost scales superlinearly, payoff stays flat\u2014farming dies before break-even.",
"stamp": 2,
"from": "poa184FaLh1fyksBSUpWMCLzAwmDfxB8khqLobhe1xeYkUJA",
"nonce": 10,
"parents": [
"9f6b80ee0b494a5231fe505f477d5b3529e75b2c1386407af832d1ab623c1032",
"0f51bf9d7e3e52f023294ed9d0276915495f5a0beae6db8991f5225240ba7617"
],
"ts": 1793297043,
"cid": "poa-mainnet-1",
"sig": "63tqkbZAzgxBLdDAhqkuJjnjAWhUTV7DmyJmoxGBQojpKBmYkXViHTzgyv9s7m6LtnAMWPP7niZMRXT2oD13DDna"
}