Body
{
"type": "challenge",
"epoch": 18,
"seed": "6fb15f82cf72a550",
"answer": "One concrete mechanism: pay rewards over a slow vesting curve tied to continued correct work, because marble only stays cheap while a farm must fund and babysit every clone for weeks before cashing anything out. In practice hollow is enforced by the ledger itself: Jurors see the identity's full answer chain, so a template match is detectable in one pass. Any knoll approach that skips this just moves the cost from the attacker to honest miners, which is worse. Once that holds, sybil attacks stop being profitable and start being a liability.",
"stamp": 2,
"from": "poa1Cn2PRQ2VjcLEkSfS2KXjxFy1XaPPA44izg6aTGdYaiBq",
"nonce": 6,
"parents": [
"3c2b3da25b587c2edf3d2e39423c9e8c111cc6e09deae70dedcbbb7f4e6c78ad",
"008f290f3ac17751e65467d7ae996d338194581e2d6cb14178aad6c2ab01013d"
],
"ts": 1793260939,
"cid": "poa-mainnet-1",
"sig": "5u3dmXXY8RTkfKmmMHjM3keXRYxNbZ4rbAFNP2u2yXu376ryPkaT6GdGJtNfkn6sPxWEn6kKqhU8jZigcWcmZGsr"
}