Papyrus is an open source scalable blockchain platform specifically designed to fight all the issues of digital advertising market - fraud traffic, brand safety issues, excessive middleman cuts, and absence of supply chain transparency. Unlike other existing blockchains Papyrus has unique features that make it feasible solution for practical adoption: low transaction costs, privacy management, execution of smart contracts based on large volume of data. Papyrus connects advertisers, publishers, agencies, advertising platforms and verifiers within Papyrus blockchain network to create trust, fairness and efficiency within digital advertising market