Safety Card Ledger, dataset v0.1

Released 2026-09-27. Follows methodology version 0.1.

A public ledger of the safety evaluation results AI developers publish about their own models, with sources, methods and revision history.

Values are recorded as published by each developer. Safety Card Ledger does not rate the safety of models.

In this archive

- data/: one CSV file per table (UTF-8, comma-separated, one header row;
  list fields are separated by semicolons), and sources.csv, the source registry.
- data/schema/: a Frictionless Table Schema for each table, giving every
  field its type, its allowed values and a description.
- CITATION.cff: how to cite this release.
- LICENCE.txt: the licence.

value_printed is each value exactly as the document prints it. value_num
exists only to place a point on a chart; quote value_printed.

Data dictionary, checksums and other formats: https://safetycardledger.example/download
Methodology: https://safetycardledger.example/methodology
Corrections: https://safetycardledger.example/corrections
