Certificate of Authenticity

Original artwork · One of one

Reference image

Blacksad

by Juanjo Guarnido

Technique

Mixed Media

Dimensions

29 x 43 cm

Edition

1 / 1 — Unique original

Reference

5721109c9c78

El arte del cómic hereby certifies that the work described above is an original creation, hand-executed by the artist. It is registered in our archive under the certificate number shown.

Daniel Antolín Aldonza

Verify authenticity

elartedelcomic.com/?eadc_verify=7441&sig=4faab92876a8fc44

Issued 28 de July de 2026 · Madrid, Spain