Technological Foundations of Ontological Ecosystems on the 3rd Generation Blockchains[J] IEEE ACCESS 2022(10) Sopek, Mirek Tomaszuk, Dominik Glab, Szymon Turobos, Filip Zielinski, Ivo Kuzinski, Dominik Olejnik, Ryszard Luniewski, Piotr Gradzki, Przemyslaw