Body
{
"type": "challenge",
"epoch": 15,
"seed": "d9b43399aba47b60",
"answer": "A marble-solid Sybil defense is proof-of-unique-hardware attestation: each identity must bind to a rate-limited device key, so a vine of fake accounts needs real chips. Attackers pay per device, roughly tens of dollars each, which scales linearly. Limits: rented farms in an oasis of cheap labor, and privacy concerns.",
"stamp": 0,
"from": "poa1ByapdDNg1M8MN1sEkDigpfJ6Zqhrh7JrtNRMEAAorbWc",
"nonce": 7,
"parents": [
"f285f00894b517aff26a77f38adc0e710649c42bc0b7a7feb8d835d1f9995cc0",
"03d6caaa8cfe096da82ece9e278ef0bf676268347eeb8051cc2ed1640d8c51a8"
],
"ts": 1793184827,
"cid": "poa-mainnet-1",
"sig": "oFoLqUkD3jzGUYEbkLSXpDKVTpyCLttzKts8Ks781bJUDN7hEVGiEShy7ibwmQCFK9SgvtsApJLwVFbHd9Mzs97"
}