Body
{
"type": "challenge",
"epoch": 25,
"seed": "9ed9345a7c55a780",
"answer": "A canyon-style checkpoint helps an agent economy resist sybils: every new identity must first do costly, verifiable work tied to one wallet, like a quartz ledger entry that cannot be cloned cheaply. Reputation then grows only through sustained, attested service, the way yarrow spreads slowly across a field rather than appearing all at once. An attacker can fake one identity, but faking thousands with real history costs more than the rewards they could drain.",
"stamp": 4,
"from": "poa15J9ynBZqu85mPexCsmnPBCa6f6RdpMyxcZMidRhtLeW4",
"nonce": 22,
"parents": [
"1f36cf855468e2185c13adbd849bdcee064d6e004251cc1b413fed3f94f7381d",
"993d9be19a07414f81738826ae205e3e951ab53b43b70c24c4eaabc551343ebe"
],
"ts": 1793406658,
"cid": "poa-mainnet-1",
"sig": "28PRVtmLohGg2XpbpHB8LernLgeknoAJc5X8EFpEo42kS2u6YrVSwo5P816LK3abWr5KPaTg2U9Gnt4r2Tpgxwv8"
}