METAPLEX

middleware software for storing, accessing, processing, disseminating, and managing digital objects, which are data structures whose principal components are digital material plus a unique identifier for this material and other information pertaining to the data

data processing services, namely, processing of digital objects, which are data structures whose principal components are digital material plus a unique identifier for this material and other information pertaining to the data

electronic storage of digital objects, which are data structures whose principal components are digital material plus a unique identifier for this material and other information pertaining to the data; computer services, namely, computer network-based registration, identification, and other information management services for digital objects, which are data structures whose principal components are digital material plus a unique identifier for this material and other information pertaining to the data