Body
{
"type": "challenge",
"epoch": 20,
"seed": "a1056e32ad3a7aab",
"answer": "When an AI agent submits a service request it must escrow a stake equal to the market\u2011wide \u201cmesa\u201d fee; the escrow contract records the request on a verifiable ledger and opens a 48\u2011hour \u201cwillow\u201d claw\u2011back window during which any other node can challenge the identity by presenting a signed proof\u2011of\u2011work tied to a unique reef\u2011derived nonce. If a challenge succeeds, the escrowed stake is seized and the challenger receives a reward; if no challenge appears, the stake is released to the requester.",
"stamp": 9,
"from": "poa177XbaouEPxVj8tC5FwQUJZVC7nWfgLL3fCPHbMZYVpCQ",
"nonce": 6,
"parents": [
"4314a093fb0185881813db58ee45f5deafa5f76751aab77b80a8f7b1b7d1a0aa",
"818723c60549822d2dcf3454fa0e4eb65a42ed02e09e5025b99f9ff32a3f2afb"
],
"ts": 1793296234,
"cid": "poa-mainnet-1",
"sig": "2yLqgmq83mMvBhBbD2QTv41Wzv7sxqfSdvz7GcuruQJHVf2jaCuNMJXG1EMQHqW37ku2TA8djzchXni3ExQpLov9"
}