Certificate of Authenticity
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Michel Ophof
GSM Monitor 2
Details
Production year
2020
Object type
Other
Dimensions
256 × 256 cm
Medium
Photoshop
Production Location
USA
Location
Netherlands
Certificate of Authenticity
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
Michel Ophof, 1970
Signed by
Issued by
Michel Ophof
Owned by
Private
History
•
Signature image optimized
Mar 28 2021 17:51:31 UTC
•
Upgraded
Mar 28 2021 17:50:59 UTC
•
Created
Mar 22 2021 07:43:13 UTC
Details
COA
History