Our patented certificates are designed to evolve over time, unlike paper certificates. All changes to the certificate are registered on the blockchain, proving a clear and trusted timeline of the certificate’s evolution.
Verified issuer
Creator authorized
Physical link
Created by
John Petschinger, 1994
Signed by
Issued by
EXPANDED.ART
Owned by
Private
History
•
Transferred
Dec 12 2022 15:53:25 UTC
•
Created
Dec 12 2022 15:53:22 UTC
Get Starter Pack
Get your Starter Pack including one tamper-proof linkable QR sticker and one printed certificate with an iris strip hologram, serial number, and perforated counter strip.