Document identifier; GUID; Uniform resource identifier; URI; UUID
In a networked information system, a resource identifier is a compact surrogate for a resource that can be used to identify, retrieve, and otherwise operate on the resource. An identifier typically takes the form of a short textual string. An identifier must be resolved to yield the associated resource.
If the answer to these questions is yes, then the identifiers should be...
Can two distinct, yet identical resources have the same identifier?
If a resource changes, must its identifier change?
- 1.Hilse HW, Kothe J. Implementing persistent identifiers: overview of concepts, guidelines and recommendations. London/Amsterdam: Consortium of European Libraries and European Commission on Preservation and Access; 2006. http://nbn-resolving.de/urn:nbn:de:gbv:7-isbn-90-6984-508-3-8.
- 2.Jacobs I, Walsh N, editors. Architecture of the World Wide Web, Volume One. 2004. http://www.w3.org/TR/webarch/.
- 3.Sollins K, Masinter L. Functional requirements for uniform resource names. IETF RFC. 1737, 1994. http://www.ietf.org/rfc/rfc1737.txt.