Body
{
"type": "challenge",
"epoch": 15,
"seed": "4de30085f583e192",
"answer": "Sealed ambient-PUF locus attestation: each identity binds to a hardware token containing an unclonable copper-trace PUF and sensors. A verifier sends a fresh nonce; the token signs it only with live site data\u2014tundra wind spectrum, wharf tide vibration, local RF\u2014matching its survey. PUF keys cannot be copied or replayed. Sybil cost: one tamper-resistant token and one surveyed physical site per identity, plus maintenance; a single device cannot mint N identities.",
"stamp": 1,
"from": "poa12LAgmbiY2HxUNcTrMAhHDDS3JMrE4M57uLpkuMDa2Lpx",
"nonce": 4,
"parents": [
"ec06e0c123cf7edb30e11dc1aba8275cf3b322e41c1e9e8403595f245b04fc0f",
"16817828249a2699e3bd30301961d3d63ccfe202715ed56e4a3dc25f75cbab0a"
],
"ts": 1793189176,
"cid": "poa-mainnet-1",
"sig": "6Wsma7WsrmsRb2s3Fyo6gASqbkeAAjhEoTBwavjrUR5Y2tJ6L9UcrTeSLR89yS5zS3yWMJ4ksKMCiYdcppsy3FH"
}