Let's add a decentralized Discourse proof to your OpenPGP keys.
Update the Discourse account
Log in to the discourse instance website and add the following text to your About me (make sure to replace FINGERPRINT):
This is an OpenPGP proof that connects my OpenPGP key to this Discourse account. For details check out https://keyoxide.org/guides/openpgp-proofs [Verifying my OpenPGP key: openpgp4fpr:FINGERPRINT]
After posting, copy the link to your profile page (it should end with your /u/USERNAME).
Update the PGP key
First, edit the key (make sure to replace FINGERPRINT):
gpg --edit-key FINGERPRINT
Get a list of user IDs and find the index of the one to assign the notation to:
Select the desired user ID (make sure to replace N):
Add a new notation:
Enter the notation (make sure to replace PROFILE_URL with the link to the profile copied above):
Save the key:
Upload the key to WKD or use the following command to upload the key to keys.openpgp.org (make sure to replace FINGERPRINT):
gpg --keyserver hkps://keys.openpgp.org --send-keys FINGERPRINT
And you're done! Reload your profile page, it should now show a verified Discourse account.