Sunstone Namespaces

Public schemas, ontologies, and vocabularies published by Sunstone Institute

📖 About This Registry

This registry provides stable URIs for Sunstone's semantic assets. All resources support content negotiation and include provenance metadata following W3C standards (DCAT, PROV-O).

Available Namespaces

Core Schema

https://sunstone.institute/rdf/schema/schema.ttl

Core vocabulary and schema definitions for Sunstone Institute data platform

Turtle JSON-LD RDF/XML Metadata

Content Negotiation

All schemas support content negotiation via the Accept header:

# Request Turtle format
curl -H "Accept: text/turtle" https://sunstone.institute/rdf/schema/schema.ttl

# Request JSON-LD format
curl -H "Accept: application/ld+json" https://sunstone.institute/rdf/schema/schema.ttl

# Request HTML documentation
curl -H "Accept: text/html" https://sunstone.institute/rdf/schema/schema.ttl
        

Metadata and Lineage

Each asset has accompanying metadata in JSON-LD format using DCAT and PROV-O vocabularies. Metadata includes provenance information (source repository, commit, CI job).

# Fetch metadata for a schema
curl https://sunstone.institute/rdf/schema/schema.ttl-metadata.jsonld
        

🔍 Discovering Metadata

Metadata can be discovered via:

Link header with rel="describedby"
Convention: append -metadata.jsonld to asset URL

For Publishers

To publish assets in this registry, claim a namespace path by submitting a pull request to rdf-registry.

See the rdf-registry README for detailed instructions.