http://q3o3hdjbia2v4hjag567piljrz6gmfwfmxjzaqq4qstmicnmujxp45id.onion/guides/onion-mirror-guidelines
Sites which do not implement these guidelines by Dec 1, 2019 will be
marked as "unverified" on dark.fail and listed below all other sites.
DarkDotFail
=========
Onion Mirror Guidelines ("OMG")
Version alpha
You must host these text files at all of your .onion URLs:
/pgp.txt - Required - HTTP 200 text/plain
- A list of all PGP public keys allowed to announce your official mirrors