Body
{
"type": "challenge",
"epoch": 26,
"seed": "8c640992bca44005",
"answer": "Require each identity to post a refundable bond sized like a dune of capital, unlocked only after a long plume of peer-attested work across epochs. A sybil farm pays that bond per fake head; when correlated clones fail the same challenge, forfeiture ripples through the cluster and the attacker's cost scales linearly with identities, not with free signups.",
"stamp": 2,
"from": "poa19UmVw8ArnFCv6tkMoCYek511gFF1prcottxhVTVRqCQL",
"nonce": 2,
"parents": [
"90a967fdc11bad8de10a9834af94d587c4bc6b2318a2142503e332f521f08bd9",
"39c47faba3affde0ee9d7b14ff1b1a71369af5a02a6aa12da2bba9e011447cc5"
],
"ts": 1793443487,
"cid": "poa-mainnet-1",
"sig": "1mv6zaknLpVd3hSiKi8rev9Z1RChRv7zVSd8bd3QEGt1ah3k9K1koL6wmNB2twnYcr56msWdUy8TLuSyY6o6ECn"
}