The file behind this page is a machine-readable extract of the evidence layer at a stated revision. It is a snapshot, and the revision is the only honest way to cite it.
Read the schema before the numbers. Fields here have narrow meanings that do not always match the same word used elsewhere in the industry.
The extract is ours; much of what it points at is not. Check the rights boundary on the underlying sources before republishing.
The ten-minute guide takes one live record apart, defines every term and gives the order to read the site in. Start here →
Current version · r0056
Immutable, checksummed releases for independent inspection and reproducible comparison.
The unversioned route identifies the dataset series. Every published version has its own permanent bytes, manifest, schemas, provenance graph and change record.