His work is made of found materials such as magazines, postcards, newspapers and books.
Source materials are transformed through minimal actions such as folding or puncturing done repeatedly and systematically.
[2] He has exhibited extensively and in 2005, the Fondazione Sandretto Re Rebaudengo per l'Arte held a retrospective of his work.
In 2008, Francesco Bonami curated the monumental exhibition "Italics: Italian Art between Tradition and Revolution, 1968-2008" at the Palazzo Grassi that included Arienti's Cassetto con strisce, 1987-1989.
[4] In 2007, Arienti was commissioned by Art Pace for their International Artist-In-Residence program.