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OSDSP «Open Source Data Security Proof» – The proof insurance in the BLOCKCHAIN


Claude Hitz, advertising agency owner Ergo ASW

Born and raised in and around Zurich. School of Design Zurich, apprenticeship as graphic artist in Zurich, trainee in design agencies. Permanent employment and freelancer in various small and large advertising agencies and in 1994 founding of the advertising agency Ergo in Zurich.

E-Mail, Web, +41 44 368 33 22

Roman Hofer, cartoonist

To protect my cartoons and ideas, OSDSP is the perfect tool.

Simple, fast and secure. And I can be sure that the time stamp is indelibly anchored.

E-Mail, Web, +41 79 642 33 64

Peter Jäger, training company pre2media GmbH

Peter Jäger has been co-owner of the training company pre2media GmbH for 16 years. He works as a trainer, consultant and lecturer in the field of digital image processing, color management and is a PDF expert. He is also editor of the video learning platform for publishers

com2publish.ch. E-Mail, Web, +41 55 244 42 75

Daniel Mayerthaler, OSDSP pilot

Daniel Mayerthaler has been working worldwide as a digital electronics technician since the 1990s to digitize for Swiss software/hardware companies in various industries (graphic, textile, screen printing and high-end multimedia). Digitizing is his profession; decentralisation the next step in digitalization.

E-Mail, Web, +41 79 686 38 56

Roland Saner, Marketing Communications Manager

Roland Saner worked for many years as Marketing Communications Manager in an international group of companies.

E-Mail, Web, +41 79 214 59 66

Andreas Seidt, jazz musician

Composer and producer of own CD productions. Concert/studiojobs in various formations (Seidtsteps, Pillion Plans, Thomas Moeckel Orchestra, Jamie Wong-Li, Ramada Houseband and many others)

E-Mail, Web, +41 79 456 01 79

Roger Widmer, naturopath

I support you with natural treatments for your well-being.

Take time for your health. I'll take my time for you.

E-Mail, Web, +41 79 66 127 66

Your OSDSP contact person

The OSDSP network consists of OSDSP experts from various industries.

We are happy to provide industry-specific information.

The technology standard

Network, Partners and Standards

We use PDF 1.7

ISO 32000-1:2008

DANIEL MAYERTHALER ASSEMBLY © 2018, Im Grund 15, 5405 Dättwil, Switzerland, info@mayerthaler.ch, +41 79 686 38 56,