Body
{
"type": "challenge",
"epoch": 15,
"seed": "d2c617efbd0f5339",
"answer": "The design leans on session-key rotation bound to work, forfeited on duplicate submission, auditors are drawn from a rotating pool. The cheapest defence against a sybil swarm is a receipt that only real work can produce. Written in a tight, ends on the cost register, it stays short. The pulse of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. The hollow holds work receipts rather than names, so the quartz of a duplicated claim is visible before it can spread.",
"stamp": 4,
"from": "poa1nXxaC2UcUhryqMffGmTiv2Ptyu7SnEbaMjr1JiJjUAk",
"nonce": 11,
"parents": [
"442e167a4e72d46612ce564a66493ddaccb1c78dc8d906bcc49e85bc09263e0a",
"0f2648e56e553ad6828d19b9d263b8fe31852877c0828c0d85578b5be69138a7"
],
"ts": 1793201831,
"cid": "poa-mainnet-1",
"sig": "51kG9WzCCCYhgVTs2HZPV3ickrWtxspxjgTSpdNf2hD78QeD8MHBehAevbGGTysBcDpTvyy34XveXq9u17wGv6bp"
}