42 Providing user authentication services using biometric hardware and software technology for e-commerce transactions; Design and implementation of software and technology solutions for the purpose of product and document authentication and tracking, to ensure the integrity of genuine products and documents; Authentication in the field of legal ownership of personal property, tangible goods, valuables, collectibles; Authentication of data in the field of legal ownership and financial transactions in relation to the purchase of fractional shares of personal property, tangible goods, valuables, and collectibles, using blockchain technology; Providing user authentication services using biometric hardware and software technology for financial transactions in relation to the purchase of fractional shares of personal property, tangible goods, valuables, and collectibles; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Providing temporary use of on-line non-downloadable software for accessing, reading, and tracking information in the field of legal ownership and financial transactions related to the purchase and sale of fractional shares of personal property, tangible goods, valuables, and collectibles, on a blockchain; Electronic storage of cryptocurrency for others; Providing a secured-access, members only website featuring technology that gives members the ability to uniquely identify themselves or their organizations; providing a secured-access, members only website featuring technology that gives members the ability to uniquely associate their digital identity with assets for owner provenance in relation to showcasing, purchasing, and sales of those assets or portions thereof; Providing a secured-access, members only website featuring technology that gives members the ability to uniquely identify themselves or their organizations and subsequently to uniquely associate their digital identity with assets for owner provenance in relation to showcasing, purchasing, and sales of those assets or portions thereof; Providing temporary use of on-line non-downloadable computer software for use as a digital wallet