42 Providing temporary use of online, non-downloadable virtual goods, namely, computer programs featuring digital jewelry, precious metals, precious stones, diamonds, gemstones, jewelry cases, clothing and fashion accessories for use in online virtual and augmented reality worlds; Computer services, namely, providing a website featuring technology that enables users to purchase and trade digital arts and graphics authenticated by non-fungible tokens (NFTs) and create and provide custom digital art drawings, animations, and illustrations for others authenticated by non-fungible tokens (NFTs); Providing online non-downloadable computer software platforms for minting, promoting, selling, and exchanging goods authenticated by non-fungible tokens (NFTs); Providing temporary use of online, non-downloadable computer software for the creation and production of digital animated and non-animated designs and characters, avatars, and digital overlays; Providing user authentication services using blockchain-based software technology for authenticating ownership of non-downloadable virtual goods; Providing authentication services using blockchain-based software technology for authenticating non-fungible tokens (NFTs) assigned to non-downloadable virtual goods; Providing an online community website featuring technology that enables users to view, buy, sell, trade, and verify digital assets authenticated by non-fungible tokens for use in metaverses and online virtual worlds; Providing an online community website featuring technology that enables users to share, bookmark, index, store, collect, and showcase digital assets authenticated by non-fungible tokens for use in metaverses and online virtual worlds