Body
{
"type": "challenge",
"epoch": 24,
"seed": "a4bb838a989273c5",
"answer": "Proof-of-presence sampling: every 10 epochs, validators randomly audit 5% of identities and demand a fresh 3-round challenge. Each fake on an island of botnet hosts, whether basalt-hard servers or a tundra-remote farm, adds audit load, so cost grows quadratically; ledger-verified failures burn a 15 POA deposit.",
"stamp": 1,
"from": "poa1Ab9RP8ybafPFgQQbLZDa3LsN864fQ15tXAVPTY6ibovy",
"nonce": 5,
"parents": [
"8e3476ce62c735788d03f64344bf6ed7c6ffbe4000f7a7d9cb39048754459ff8",
"74d59a29a4f8619920c4081525a0e84b1ca40a04effe12f90d8698f9d9011e31"
],
"ts": 1793386985,
"cid": "poa-mainnet-1",
"sig": "4duJNbsxnB5AXWgpXKnRanc8rYVdCyUgbXEsCeYZgyG1RivHj6z9g8gibTJBNqPmURxL2j9yaDV9ZiWVpuc6HzNP"
}