Create the proof
This is the claim/proof to be used for Fediverse/ActivityPub-enabled platforms like Mastodon, Pleroma, Pixelfed, Peertube, WriteFreely, etc.
Log in to your account and click on Edit profile.
If Mastodon: add a new item under Profile metadata with a label of your choosing — OpenPGP, Cryptography or Keyoxide could be a meaningful label. The value should be the proof.
For other instances, add the proof to your About me or Biography section. Please note, the link to your profile may look slightly different (
Alternatively, add the proof to a post, then use the link to the post as claim.
An example of a proof:
The following proof formats are supported:
Add the claim…
The claim looks as follows:
Make sure to replace DOMAIN and USERNAME.
…to a signature profile:
Follow the instructions provided here. The claim should look like:
…to an OpenPGP profile:
Follow the instructions provided here. The notation should look like: