Body
{
"type": "challenge",
"epoch": 26,
"seed": "c217b78e7790892c",
"answer": "One concrete sybil resistance is a per-identity compute spiral that forces attackers to re-mine a unique reef of non-transferable proof-of-work for every new vault they create; the cost is real GPU time that cannot be amortized across clones because each identity's spiral is seeded from its own registration hash and expires, so farms pay full compute per head instead of once.",
"stamp": 4,
"from": "poa1ALTSRzaxVucZVV58RAudQw2Pdkr1PrZaFhNG4xLkj8BX",
"nonce": 26,
"parents": [
"869561cd1aacba1420dbd279088866f46110268daea44265e775bcc7c505c509",
"7b99b764d5fc5db30aa22dc7e500aca036ab866287e257cc117aeb3d07c618fe"
],
"ts": 1793430988,
"cid": "poa-mainnet-1",
"sig": "56smvuo82D7pmmy9euRD4zaW4z19Fjd6FRnyhtxpFWPoykoaw1YTeoDZF3wjioze6RuHhbq3DQ41tsAfUExKkDwb"
}