doi HOME HANDBOOK FACTSHEETS FAQS RESOURCES REGISTRATION AGENCIES NEWS MEMBERS AREA Resources Learn About Using DOls DOI Proxy Usel Documentation The DOLHandbook and the Factsheets are the primary sources of information about the DOI system: The DOI Handbook explains the history; the fundamentals, Tools Services tne policies and the technology behind the system. The factsheets summarize key issues and explain how DOI names and the DOI system relates to other identifier DOI System Examples schemes; and otner specifications and technologies. Some additional resources are listed below: DOI Data Model Vocabulary Mapping Framework Learn About Using DOls Watcha video and dowload brochure that explain how what DOls are and how shortDol" they work, and how they benefit managers of digital content: DOI URI Velpresentations from several DOI Registration gencies describing how they have implemented DOI for their industries and giving examples of the applications Document Archive that have been built. DOI Proxy Server System User Documentation See the factsheet for technical information describing how the DOI system Proxy Server can be used as client for resolving DOl names_ Also discussed encoding_DOls for usein URIs; Proxy_Server query_parameters and Proxy Server RESLAPL Tools & Services Developers are working on DOI system tools and services, and browser tools and widgets for resolution services selection of tools that are use_ under development, are listed on the DOL System Tools page_ DOI System Examples Registration Agencies use DOI names in different ways to provide range of senvices t0 their customers_ RAs use metadata to ensure interoperability: It is their responsibility manage their DOI name prefixes_ DOLSystem Examples shows some of the ways in which RA'5 customers are using DOl names_ DOI Data Model Creating and maintaining metadata for registered objects is requirement of the DOI System. The DOl data model is one of the main technical components of the DOI system; in addition kernel metadata and schemas for metadata interchange_ See DOI Handbook; 4 DOLData Model: for more information, and for links the Data Dictionary: Vocabulary Mapping Framework (VMF) VME is downloadable tool that supports interoperability across communities by providing extensive and authoritative mapping of vocabularies from content