Overview
ORCID (Open Researcher and Contributor ID) operates as a critical layer of the global research infrastructure, providing a non-proprietary, persistent digital identifier for individuals to use throughout their professional careers. Built on a RESTful API architecture with support for JSON and XML payloads, ORCID enables automated linkages between researchers and their professional activities, including publications, grants, and peer reviews. In the 2026 market, it stands as the de facto standard for 'Open Science' compliance, utilized by major publishers (Elsevier, Springer Nature) and funding agencies (NIH, ERC) to mitigate name ambiguity and ensure accurate attribution. Technically, the platform leverages OAuth 2.0 to facilitate secure data exchange between the ORCID Registry and third-party systems, such as Institutional Repositories and CRIS (Current Research Information Systems). By integrating ROR (Research Organization Registry) and Crossref/DataCite metadata, ORCID facilitates a 'collect once, reuse often' data entry model, significantly reducing administrative burden while increasing the visibility of research outputs. For enterprises and universities, the Member API provides deep-link synchronization and the ability to write validated data directly to researcher records, ensuring institutional data integrity.