PROOFMARK GUIDES

Guides for building trust in your art

Stack of signed fine art prints in an edition Certificate of authenticity for prints Learn how to create certificates of authenticity for limited edition prints with proofmark.art, including edition numbers, print details, and one certificate per print. June 3, 2026 - 4 min read COA preview for an artwork Create a COA for your artwork A practical step-by-step guide to creating a digital COA for an artwork. May 28, 2026 - 6 min read
Proofmark artist profile, certificate of authenticity, and NFC tag preview

Make every artwork verifiable

Create the certificate, attach a secure proofmark.art tag, and let collectors verify the work with a tap.

Certify your artwork