Authentication of data in the field of blockchain tokens and smart contracts using blockchain technology; Authentication of data in the field of collectibles and art using blockchain technology; Authentication of data in the field of non-fungible tokens (or, NFTs) using blockchain technology; Computer services, namely, hosting an interactive web site that allows registered users ("users") to create and sell NFTs; users to design and/or deploy smart contracts to a blockchain through a simplified user interface; users to design and create customized profile pages; users to interact with one another (whether based on NFT ownership or not); users to buy, sell, and trade NFTs; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Providing a social networking website which features technology that enables users to give charitable gifts to others; Providing a website that gives users the ability to review various print, photographic, graphic image, and audio and video content and utilize a custom template to provide input, likes, dislikes, edits, changes, modifications, opinions, suggestions, and comments and engage in social, business and community networking; Graphic illustration and drawing services, namely, custom design of graphic images for use as part of NFTs.; Computer services, namely, hosting an interactive web site that allows registered users ("users") to purchase, collect, hold, and transfer various blockchain tokens, smart contract rights, and/or non-fungible tokens (NFTs) (all collectively, the blockchain assets); users to view their collection of blockchain assets through a user interface; users to buy, sell, trade, or offer to buy, sell or trade the blockchain assets