Certificate of Authenticity
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Alejandro Castro
The Happy Face
Details
Production year
2023
Object type
Collectible
Edition
Edition 1/1
Dimensions
10 × 6 × 0.5 cm
Medium
Paper
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
Alejandro Castro, 1994
Signed by
Issued by
Alejandro Castro
Owned by
Private
History
•
Transferred
Feb 28 2023 16:04:40 UTC
•
Upgraded
Feb 28 2023 14:01:47 UTC
•
Transferred
Feb 28 2023 01:05:43 UTC
•
Transferred
Feb 28 2023 01:02:24 UTC
•
Created
Feb 27 2023 23:14:24 UTC
Details
COA
History