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International Standards used by DIGIOAI


DIGIOAI is compliant with the OAI-PMH v. 2.0 protocol used for the transmission of metadata over the Internet, which uses HTTP transactions to send queries and obtain responses between a repository and a metadata harvester.

The fundamental characteristic that defines the DIGIOAI program is compliance with current standards. For this reason, development of DIGIOAI components has been carried out under the direction of the following premises:


DIGIOAI includes a repository adapted to Dublin Core (DCMI) and, additionally, to the specifications of European projects such as Europeana:

  • OAI_DC
  • MARC21 Upgrade 24 (may, 2017)
  • DIDL
  • ESE 3.4
  • EAD3
  • EDM 5.2.7
  • LIDO 1.0

Character set

DIGIHUB allows for resources to be exported in the following character sets

  • ISO 8859 Latin 1
  • Unicote UTF-8
  • MARC-8