The machine-readable dataset objects embedded in calculator.html and scorecard.html are made available under the Apache License 2.0.
Citation is requested for research, software, teaching, or public analysis use. Narrative site text, layout, and design elements remain separately copyrighted unless another page states otherwise.
Framework conventions for new papers are versioned at IO Framework Conventions v2.1, covering observational denominators, labeling, versioning, and cross-paper references. The historical Observational Conventions v1.0 source remains available at data/observational_conventions_v1.md for papers that already cite it.
If the theory is correct, the math will just work.