Data portal
Pages are views; entities are reality. This portal exposes the canonical knowledge graph as open datasets, checksummed exports, and a read-only scientific API — resolved through the Scientific Data Engine, never fabricated.
Graph v1.0.0 · schema v1.0.0 · dataset v1.0.0 · 7,351 entities · 12,867 relations · 134 datasets · CC BY-SA 4.0
Access the data
- Read-only API v0Implemented
Ten engine-backed JSON endpoints.
- OpenAPI 3.1Implemented
Machine-readable spec of the live API.
- Checksummed exportsImplemented
Real files with verifiable SHA-256.
- graph.jsonImplemented
The full knowledge graph as JSON.
- graph.jsonldImplemented
JSON-LD (RDF-compatible).
- API referenceDocs
Endpoints, parameters, and examples.
Explore the portal
- CatalogueDatasets
The full open-data catalogue with real record counts, formats, licenses, and honest status.
- Data modelEntities
The entity model, stable identifiers, and how to read entities from the graph and API.
- Data modelRelationships
Typed, domain-tagged relationships between entities, each with a confidence level.
- ReferenceSchemas & identifiers
Entity and relationship schemas, the version policy, and the stable-identifier guide.
- DownloadsExports
Pre-generated, checksummed data files — real downloads with a SHA-256 you can verify.
- VersioningChangelog
The versioning policy and what shipped in each data, schema, and API release.
- TermsLicensing
Every dataset's license, and the upstream terms that apply to underlying source data.
- TermsAttribution
How to credit Asteria Star and the authoritative sources behind the data.
- How it worksProvenance
How data flows from authoritative sources through the engine to the API and exports.
- AssuranceData quality
Coverage, review state, the evidence framework, and known limitations — shown honestly.