42 Authentication of data in the field of NFT's for works of art, downloadable digital art, and financial transactions using blockchain technology using blockchain technology; Providing temporary use of online, non-downloadable enterprise software for customer relationship management in the field of monitoring blockchain activity such as NFT sales, NFT transfers, and NFT mints related to the customer's NFTs that they have created; Software as a service (SAAS) services featuring software for providing Creators, Artists, customers, access to a database of their existing customers derived from publicly available blockchain data; Providing Customers the ability to monitor blockchain activity such as NFT sales, NFT transfers, and NFT mints related to their own NFTs that they have created; and Providing Customer tools to segment and select collectors-customers that they want to reward through allowlisting for future minting opportunities or customer rewards; Software as a service (SAAS) services, namely, hosting software for use by others for providing Creators, Artists, customers, access to a database of their existing customers derived from publicly available blockchain data; Providing Customers the ability to monitor blockchain activity such as NFT sales, NFT transfers, and NFT mints related to their own NFTs that they have created; and Providing Customer tools to segment and select collectors-customers that they want to reward through allowlisting for future minting opportunities or customer rewards