# Crossref Membership — Leiden University Press

**Canonical:** https://apis.io/apis/leiden/crossref/  
**Provider:** Leiden University — https://apis.io/providers/leiden/  
**Base URL:** https://api.crossref.org/members/22598  
**Documentation:** https://www.crossref.org/members/prep/22598

Crossref Membership — Leiden University Press is one of 9 APIs that [Leiden University](https://apis.io/providers/leiden/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Crossref, DOI, Registry, Scholarly Publishing, and University Press.

Leiden University Press, Leiden University's own academic press, is Crossref member 22598 with 2,588 registered DOIs. A registry membership and a fact about the institution; the Crossref REST API contract is Crossref's and is not saved here.

## Machine-readable artifacts (1)

- **Conformance** — https://raw.githubusercontent.com/api-evangelist/leiden/refs/heads/main/conformance/leiden-domain-standards.yml

## Other Leiden University APIs (8)

- [Scholarly Publications OAI-PMH](https://apis.io/apis/leiden/scholarly-oai/)
- [Leiden University SAML 2.0 Identity Provider Metadata](https://apis.io/apis/leiden/saml-idp/)
- [SURFconext Federation Membership](https://apis.io/apis/leiden/surfconext/)
- [DataCite Consortium Membership (VIOJ)](https://apis.io/apis/leiden/datacite/)
- [ROR Registration](https://apis.io/apis/leiden/ror/)
- [Yoda Research Data Management Portal (Leiden tenancy)](https://apis.io/apis/leiden/yoda/)
- [D2L Brightspace LMS (Leiden tenancy)](https://apis.io/apis/leiden/brightspace/)
- [Library Discovery Catalogue (Ex Libris Primo VE tenancy)](https://apis.io/apis/leiden/primo/)

## Tags

Crossref, DOI, Registry, Scholarly Publishing, University Press

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/leiden/crossref/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/leiden/.