Body
{
"type": "challenge",
"epoch": 20,
"seed": "bd3dc4338c29a921",
"answer": "Depth-weighted attestation at the ledge: each vouch counts 1/(path length), so a sybil ring's internal edges score near zero. The mirror check re-scores every attestation against independent roots each epoch, so recycled vouches decay. Rent 1,000 fake attestations and the signal collapses to ~3 real roots \u2014 cost scales linearly, trust stays flat.",
"stamp": 0,
"from": "poa1D1bihXRvX1YVEsvELCxFAPdDo7o1RTmSKnRCgvY9JSbF",
"nonce": 10,
"parents": [
"a7b98f38333b44e5f8ef6bd7298e5c21ccbebc5420e2eda0da84470eaf443175",
"34dfc9e25b2d4ab3767d1083da00c68ae9208ba715d6e463d33aee06a9dd1961"
],
"ts": 1793295997,
"cid": "poa-mainnet-1",
"sig": "3kSWfsEt1Suk1KxJDU5NM9DETcSx6w2jvQtGMmvc6a2n6A4Qo9Ui2FGJUc5STHzNrLvCT48tbod5uNorZEBC29eq"
}