The Hermann Nitsch Museum-Archive Laboratory for Contemporary Arts carries out an authentication and archiving service for the works of the Master of Viennese Actionism.
- 3 color photographic prints (approx. 18x24cm) on the front of the Opera;
- 1 color photographic print (approx. 18x24cm) on the back of the Work;
- if they are on the back, signature or handwritten inscriptions, send 1 color photographic print of the part is required;
- the Work Form (downloadable at the link below);
- in the case of a request from the original Opera Archive, attach the Worksheet in Vision.
Download HERE the authentication form