CERTIFICATE OF AUTHENTICITY

Medium: Charcoal and Graphite on Paper / Size: 35.25 in x 47.25 in / Year: 2023 / DIRTY HANDS / artinthepark2023 / @bjorncalleja

This certificate hereby certifies the authenticity of the accompanying original artwork whose image and specifications appear in this digital token.

In every sale or lease of an original work of painting or sculpture of the artist, subsequent to the first disposition thereof by the artist, the artist or his heirs shall have an inalienable right to participate in the gross proceeds of the sale or lease to the extent of five percent (5%). This right shall exist during the lifetime of the author and for fifty (50) years after his death.