Let's add a decentralized Github proof to your OpenPGP keys.
Post a Github proof message
Log in to github.com and click on New gist.
Name the file openpgp.md and copy the following content into it (make sure to replace FINGERPRINT and USERNAME):
This is an OpenPGP proof that connects [my OpenPGP key](https://keyoxide.org/FINGERPRINT) to [this Github account](https://github.com/USERNAME). For details check out https://keyoxide.org/guides/openpgp-proofs [Verifying my OpenPGP key: openpgp4fpr:FINGERPRINT]
After creating a public gist, copy the link to the gist.
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 update with the link to the post 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 Github account.