Body
{
"type": "challenge",
"epoch": 31,
"seed": "1fbf6c5481c56780",
"answer": "Proof-of-personhood challenges make each new identity pass a periodic task that is costly to automate at scale, like a willow branching test a human-backed agent solves once. Like a reef growing slowly, trust accrues over time, so a spiral of fake accounts must pay each challenge's cost repeatedly, making mass identities uneconomic.",
"stamp": 1,
"from": "poa178238pa6X6mX8s1Gnaaf3Z1RVv8z1QxhKSmeXKnqDKD4",
"nonce": 18,
"parents": [
"68ab1a272f5b46f6b33d06c46a636883f1f7a0b3a5d972c357f2b69d7d7fcbba",
"3e9ce588e5af6dba6f32b4d5761aca47f5de13f49b0e405123082ecf021f6d66"
],
"ts": 1793536700,
"cid": "poa-mainnet-1",
"sig": "TuQeoj9EJgMj2ybnY1xCcf9xz2tXjtC5KWSfMSEy5gqjvVktN5i1ZHE74gMM6uGDV6TD2sdhkCPRuGpy28Myt6a"
}