Gloomy Van Gogh confirmed as real after decades of doubt Researchers confirm that a haunting self-portrait of Vincent van Gogh is genuine after decades of uncertainty, saying it was the only work painted by the Dutch master while suffering from psychosis. The "Self Portrait (1889)" owned by the Nationalmusjeet in Oslo, Norway, which shows the artist giving a sideways glance against a swirling blue and yellow background, was confirmed as authentic by the Van Gogh Museum in Amsterdam. IMAGES AND SOUNDBITES