Downloadable audio and video recordings featuring song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable audio recordings featuring song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable image files containing song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable multimedia file containing artwork relating to song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable multimedia file containing artwork, text, audio, and video relating to song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable multimedia file containing audio relating to song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable multimedia file containing text relating to song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable multimedia file containing video relating to song, music video, or image artwork authenticated by non-fungible tokens (NFTs); downloadable music files authenticated by non-fungible tokens (NFTs); downloadable video recordings featuring song, music video, or image artwork authenticated by non-fungible tokens (NFTs).;