Nanyang Technological University

DR-NTU (Digital Repository) — OAI-PMH

A fully conformant OAI-PMH 2.0 metadata harvesting endpoint over DR-NTU, serving 11 metadata formats and declaring OpenAIRE CERIF-CRIS 1.1 compatibility on a second base URL. Administered by NTU Library (library@ntu.edu.sg) with an earliest datestamp of 2008-05-15, but implemented and operated by the DSpace-CRIS platform on 4Science infrastructure. Verified live 2026-08-19.

GitHub

Documentation

📖
Documentation
https://www.openarchives.org/OAI/openarchivesprotocol.html

Other Resources

🔗
x-conformance
https://raw.githubusercontent.com/api-evangelist/ntu/refs/heads/main/conformance/ntu-conformance.yml
🔗
x-archived-contract
https://raw.githubusercontent.com/api-evangelist/ntu/refs/heads/main/openapi/_original/ntu-drntu-repo-oai.yaml

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API entry from apis.yml

apis.yml Raw ↑ 
aid: ntu:ntu-drntu-repository-oai
name: DR-NTU (Digital Repository) — OAI-PMH
description: A fully conformant OAI-PMH 2.0 metadata harvesting endpoint over DR-NTU, serving 11 metadata
  formats and declaring OpenAIRE CERIF-CRIS 1.1 compatibility on a second base URL. Administered by NTU
  Library (library@ntu.edu.sg) with an earliest datestamp of 2008-05-15, but implemented and operated
  by the DSpace-CRIS platform on 4Science infrastructure. Verified live 2026-08-19.
x-operator: tenant
x-operator-evidence: 'Same host as the DSpace REST surface: dr.ntu.edu.sg CNAME -> ntu-cris.4science.cloud.
  Identify reports baseURL https://dr.ntu.edu.sg/server/oai/request, repositoryIdentifier dr.ntu.edu.sg.'
humanURL: https://dr.ntu.edu.sg/home
baseURL: https://dr.ntu.edu.sg/server/oai/request
tags:
- OAI-PMH
- Metadata Harvesting
- Open Access
properties:
- type: Documentation
  url: https://www.openarchives.org/OAI/openarchivesprotocol.html
- type: x-conformance
  url: conformance/ntu-conformance.yml
- type: x-archived-contract
  url: openapi/_original/ntu-drntu-repo-oai.yaml