The Handle System, developed by Corporation for National Research Initiatives, is an infrastructure on which applications serving many different purposes have been built. Among the objects we know of that are identified by handles are journal articles, technical reports, books, theses and dissertations, government documents, metadata, distributed learning content, and data sets. Handles are being used in digital watermarking applications, GRID applications, and repositories, registries and more.
Further it provides efficient, extensible, and secure resolution services for unique and persistent identifiers of digital objects, and is a component of CNRI's Digital Object Architecture. Digital Object Architecture provides a means of managing digital information in a network environment. A digital object has a machine and platform independent structure that allows it to be identified, accessed and protected, as appropriate. A digital object may incorporate not only informational elements, i.e., a digitized version of a paper, movie or sound recording, but also the unique identifier of the digital object and other metadata about the digital object. The metadata may include restrictions on access to digital objects, notices of ownership, and identifiers for licensing agreements, if appropriate...
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