Non-technical Documentation

EZID Service Guidelines

Frequently Asked Questions from Libraries

CrossRef Service FAQs

Technical Documentation

API Documentation

Identifier Basics

Open Source Software for EZID

Suffix Passthrough Explained

Status Information

For information about the status of the EZID system, please consider the following options:

API inquiries
The CDL System Status Page
The EZID Status Blog
The RSS Feed from the Status Blog