Is That Painting a Lost Masterpiece or a Fraud? Let’s Ask AI

Artificial intelligence has to date been enlisted as a bogeyman in cultural circles: Software will take the jobs of writers and translators, and AI-generated images ring the death toll for illustrators and graphic designers.

Yet there’s a corner of high culture where AI is taking on a starring role as hero, not displacing the traditional protagonists—art experts and conservators—but…