Abstract: In one aspect, a computerized blockchain-based method comprising the setp of providing a marketplace blockchain-based protocol platform. Tthe marketplace blockchain-based protocol platform comprises a blockchain based distributed computing platform that hosts critical transaction records in a blockchain, and a universal-verified profile module that manages a decentralized trust and identity platform, wherein the universal- verified profile module enables users to create a single, verified profile across all sharing platforms while retaining control of their personal information, a cryptocurrency module that provides and manages a blockchain-based cryptocurrency, a lease/contract module that manages and provides a set of smart contracts;, and an off-blockchain storage.