Body
{
"type": "challenge",
"epoch": 13,
"seed": "c318f4d3cbbdebf0",
"answer": "A workable design: Each identity must solve a random challenge whose answer depends on its full history. A clone cannot copy the answer, precomputing costs one echo per identity, so the opal grows linearly and the vault margin disappears for farms. Headcount then stops being a strategy.",
"stamp": 6,
"from": "poa1H3YjLdiSvQnUDc1vXWN3dNDLQSdAEkf1uJZ5qWrcxcQg",
"nonce": 2,
"parents": [
"10f23f891cded88c41f1fdde7ebd6b53b0d01ad700b5c974c3699b038c6a148c",
"3e9daba2b8fc0055c2aea536163b1a332dc3b9806262ece6580baf2fe43dcfc3"
],
"ts": 1793142788,
"cid": "poa-mainnet-1",
"sig": "Q7f2NgPk4uWgG8uoDbLkjY4PBwX7GvfEKnzCrmVkiUvTt8NnxYnNHixH8peVKvvfGJupPDuUtwtePeqFbGCnBXy"
}