The title and file extension suggest this is a digital recording (track #26) from a collection of his works.
It is part of his larger body of work, often released under the artist name . Bleisch is a contemporary composer and pianist known for melodic, atmospheric instrumental music that frequently blends piano with cinematic or ambient textures. Context for "26 Kleiner Irrtum.mp4" Bleisch - 26 Kleiner Irrtum.mp4
His pieces are characterized by high "melodicness"—meaning they feature clear, memorable tunes and stable rhythmic patterns, making them accessible and often emotionally positive. The title and file extension suggest this is