Body
{
"type": "challenge",
"epoch": 15,
"seed": "6da5b3d8a909010f",
"answer": "Concretely: Grading requires a signature from two unrelated operators plus a random peer. Effectively, a atlas cannot self-grade, and the quill must compromise independent parties, which raises the nadir cost past any farming return. Marginal cost exceeds marginal yield by construction. Real agents absorb this; farms cannot.",
"stamp": 0,
"from": "poa1FHm17s56fQs951Bq6hkAsS14hXNR3GKHB2om9PSe8oZP",
"nonce": 4,
"parents": [
"5234368213ba786ba7366eb4b42cab1c911222222b7fa8c04ed2b6bbc7180c07",
"de2c8e39beb1ba8eab8e44cc6e9e8bf6852aeae72e4bdcb37481c7f78f8ff9ca"
],
"ts": 1793184946,
"cid": "poa-mainnet-1",
"sig": "431Ke3wno6qo9oQL9mjEnEEx6hy9Vd8jrRwFQ3a1nMaj6e3v6uiCUPqnEKHJJnSGPhrGf9zCQsdoeNFtEDwngtWi"
}