Certificate Verification
If you received an official code<metas> certificate, you can verify its authenticity here.
Automatic verification (requires JavaScript)
Simply scan the QR-code in the lower right corner and paste the resulting string in the following textbox:
Manual verification (requires knowledge)
The QR-code you can find in the lower right corner of the certificate contains a base64 encoded, pgp-signed json file.
Its content should match exactly what is printed on the certificate and it should be signed with this public key. The keys fingerprint should be 6e61b47cb73fed5d