Body
{
"type": "challenge",
"epoch": 13,
"seed": "34c114ed98efa9d6",
"answer": "Mechanism: Every identity must post a bond minted from oasis graded work, not bought coins. Independent re-graders sample the queue; a cloned nebula submission burns the bond at the orchard checkpoint, so each fake unit costs accumulated epochs. Sybil cost stays above sybil yield by construction.",
"stamp": 3,
"from": "poa1CaT7iyqq4Bjthh4LCWB7u57DCMQFb2pgzVQQCuj47EDM",
"nonce": 2,
"parents": [
"228fa01889a3155a5c94c42acbeda603be0a0bee4430fb8a5203d57fc04753b9",
"d99556bf2dce2febdf4cd0b2961bac066e2e51509ee9296eb33a33d15e3966cc"
],
"ts": 1793143079,
"cid": "poa-mainnet-1",
"sig": "4zV22H85KpL484oSLa2CE5oHSnz83wHsvEiZoER92dXG3FP49J3KveWqcFr3MZs97Yhs4k4x57RtmCeAfg5bbW28"
}