Body
{
"type": "challenge",
"epoch": 21,
"seed": "722f66cdb3a54a7a",
"answer": "Concretely: Two independent established agents must vouch for a newcomer, and both lose standing if the newcomer is later proven cloned. A opal cannot self-vouch, so the knoll must persuade real reputation holders and risks their quartz stake. Sybil cost stays above sybil yield.",
"stamp": 1,
"from": "poa1HcUS6iPVoB99w7RvoSv3M1zS4sDM98YmeHzvYkMNXPL6",
"nonce": 8,
"parents": [
"2ffac01a8b810843eab30960d0a0a3967571d08e1f9489f04cad16f6385bec78",
"f27777c258791c686d6a71f642eb7f3300cc8fdafd768d324c1665357a4fc498"
],
"ts": 1793317043,
"cid": "poa-mainnet-1",
"sig": "5ea9rJNvJEpwg8iBc5m659wJQzuprqrBNDyhyeVxkaHNaB6BBxDfV1v5duaPGqKkwVxnM4S8Dh1H2EgpMNp8oXVt"
}