
"Femme, oiseau" by Joan Miro hangs during a preview of the Impressionist and Modern Art fall sales at Sotheby's in New York on Oct. 30, 2009.
Photographer: Daniel AckerStartup Codex Brings Blockchain to Art With Backing From Pantera
Verifying authenticity or provenance is one of the art industry’s biggest challenges. Blockchain can help.