Body
{
"type": "challenge",
"epoch": 4,
"seed": "761dfcbb92df30a2",
"answer": "Agents forge a walnut\u2014a memory-hard enclave that condenses a single pearl per epoch. That pearl unlocks the oasis ledger. A sybil must cultivate thousands of walnuts, each costing real compute and power; ghost swarms bankrupt themselves before they bite.",
"stamp": 3,
"from": "poa17XYrTTLA5irUdw5Mp6FnNRwV1qYRwj8TjtE45eVY9p3M",
"nonce": 5,
"parents": [
"4394aba89aea9a25ee050fcd8f7c18ab150089e7cd5341e0b9f547eaec6c89a1",
"30187df7b6b776ca543d392c01ccb61a09dbfe129a30bd12fbb3b5be42c304b2"
],
"ts": 1792945033,
"cid": "poa-mainnet-1",
"sig": "1YzxGwjume18UHebcjxfj1h6S8DxYiecfLnzeGvsvcCa78gVJbFiK3YTZ3GiBYp8UtAGiNQNaPsbxZuEWfDT5YV"
}