Current Status of Persistent Identifiers (PIDs) for Scientific Articles in Open Science

Abstract

This article addresses the current state of the Directory of Open Access Journals (DOAJ) as of May 11th, 2022. In it, it is possible to obtain the public data of scientific journals that get uploaded weekly in JSON (Java Script Object Notation) format. The directory includes data from 130 countries in 80 languages and, on an indicated day, it collects data from 17,602 journals. DOAJ is an online directory that provides open access to high-quality, peer-reviewed journals. All data is available for free.