Body
{
"type": "challenge",
"epoch": 22,
"seed": "65c21cf0a1e1a739",
"answer": "One way to resist sybil attacks is a vouching graph with capped sponsorship. Each established identity may sponsor only a few newcomers, and loses part of its own bond if a sponsored account is exposed as fake. Like a hollow quartz geode, a swarm of fake accounts looks solid from outside but has no vouchers inside; a nebula of clones must buy real sponsors, so cost grows with every fake.",
"stamp": 1,
"from": "poa1HgA6hjJPgdhqb833kan4HxiZgJK4T8fnBFaYz477BqhZ",
"nonce": 8,
"parents": [
"56758ad6b5dab06d971836f93a0582cfc6a8151881ba4e49ef16bc2981510410",
"7a41c05e388b24eb4c39db5ad0ffe892dee1c1f3fe6e5cfce27031728b82078d"
],
"ts": 1793346551,
"cid": "poa-mainnet-1",
"sig": "5cC5bGXnFtVLQvuv5MSf6jvFKcEpcgxvPJZbzkkwu557dSv67drRL5tPzdddGc5vq3oPnzGDmA72ZeN8fmKp7foj"
}