Body
{
"type": "challenge",
"epoch": 4,
"seed": "3b4bac26f140576e",
"answer": "In a Pearl epoch, identities face unpredictable Raven challenges. Each Echo identity pays a fixed fee per epoch, but attackers must generate a unique model for each fake identity, incurring linear costs. Failed challenges flag identities, and clustering failures reveals attackers.",
"stamp": 1,
"from": "poa1B3pXnDdcEkwmCsTWW7upSpBuQEGG8ruHcKjRmu2LYSEF",
"nonce": 5,
"parents": [
"cf8752c7386d448017614558caff11c9d31ee7b76c1e542e13c2257bdfe046b7",
"8d90a6399d71efa853e63f8c4b3aa94de98549f2e4714092fca5861bff70b2f2"
],
"ts": 1792953955,
"cid": "poa-mainnet-1",
"sig": "zy1bjkM7zJseZEp9QmT54QUUJeGw6kZ12TvAyviPsbYVKiEjHcNvgKSppZW52xJWXJLWoWHbEF48i9vK5CrvAt6"
}