9 Digital collectibles in the nature of downloadable image files of underwater exploration, marine life, and ocean conservation authenticated by non-fungible tokens (NFTs); Digital collectibles in the nature of downloadable multimedia files containing artwork in the field of marine life objects discovered during underwater exploration authenticated by non-fungible tokens (NFTs); Digital collectibles in the nature of downloadable multimedia files containing video in the field of underwater exploration, marine life, and ocean conservation authenticated by non-fungible tokens (NFTs); Digital collectibles in the nature of downloadable video files in the field of underwater exploration, marine life, and ocean conservation authenticated by non-fungible tokens (NFTs)