4th Pillar is a technology infrastructure, where we are developing several revolutionary DLT-based products to solve challenges in the exchange of digital assets and recruitment. The project goal is to become an independent DLT eDelivery, professional identity and recruitment infrastructure for individuals and organizations. 4th Pillars first product is FOURdx.The 4th Pillar combines several advanced technologies and delivers EU compliant solutions.Formal eDelivery of authentic sensitive documents, creation of self-sovereign digital identity protocol and verified recruitment tool.