persistent-identifiers

Secure PID containers for interoperable research objects

Asclepias broker

Rich Context API integrations for federating metadata discovery and exchange across multiple scholarly infrastructure providers

Persistent Identifier Service

Handle-based PIDs with a rich LinkML metadata model for resources in catalysis (PID4Cat)

Web application for managing metadata and persistent identifiers of scientific instruments

LinkID – Persistent Identifiers for the Web. URI scheme, resolver protocol, and multi-language SDKs (JS/Python/Java) to decouple link identity from physical URL. Solves Link Rot and Content Drift. W3C Community Group / IETF Draft.

PHP Library for minting / validating Archival Resource Keys (ARK) and managing Electronic Resource Citation (ERC) records.

Test schema repo for IGSN 2040 Architecture sprint

An open, persistent, machine-readable registry for canonical text references.

A framework for creating persistent identifiers and tracking continuity in longitudinal spatial datasets.

Generate persistent ARK identifiers for articles and issues in OJS 3.5.x. NAAN ownership verification. Built-in resolver, duplicate detection, and plug-and-play installation.

Containerized Handle Server development environment for PID4CAT to support local development and CI/CD.

Production Python guides for automating FAIR compliance across research data pipelines — metadata enrichment, DOI minting, repository sync, and audit-ready workflows.

A customizable software stack to create your own FAIR Digital Object Lab.

Persistent-identifier resolution as an ikigai module: urn:name:* resolves curated IRIs against an externalized, capability-scoped registry — hosted, redirected or mirrored.

National PID recommendations for research

A script to monitor status of B2ΗANDLE.B2HANDLE is EUDAT's main Persistent Identifier (PID) service. B2HANDLE is a distributed service, designed to contribute to data persistency by maintaining opaque, globally unique PIDs.

PIA ARKs

ESS Data Landing Page Demo 🌐✨ A static website showcasing example ESS data for testing and demonstrating landing page functionality on a web server. This project is designed to help users understand how ESS data can be presented on a simple, responsive landing page.