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
Hans-Jürgen Schlieker, 1924
Signed by
Issued by
Schlieker Haus Bochum
Owned by
Private
History
•
Transferred
Mar 9 2025 20:08:29 UTC
•
NFC tag linked
Feb 9 2025 21:39:06 UTC
•
Created
Feb 9 2025 20:38:38 UTC
Physical link
Type
NFC tag
Serial number
N004483
Date linked
Feb 9 2025 21:39:06 UTC
Linked by
Issuer
Hans-Jürgen Schlieker | Die Elbwiesen bei Wedel-Schulau | View certificate