Public Changelog

What changed in the latest build of CalcDomain, derived from the dated fields in our calculator and dataset files — nothing is hand-written.

Build date: September 17, 2026 · Commit: ba4f309

Summary

Updated 2 calculators; Refreshed 3 datasets; Verified 3 dated sources.

Calculators updated: 2
Calculators reviewed: 0
Datasets refreshed: 3
Dated sources verified: 3

Calculators touched in this build

pg/mL vs ng/mL — Converter and the Factor of 1000 — updated
What is µg/dL? Micrograms per Decilitre Converter — updated

Datasets refreshed or verified

Bank Prime Loan Rate — DPRIME (Federal Reserve H.15 Selected Interest Rates, via FRED) (Board of Governors of the Federal Reserve System (H.15), hosted on FRED) — retrieved 2026-09-17, verified
Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity (DGS10) (Federal Reserve Bank of St. Louis (FRED), based on Board of Governors H.15 data) — retrieved 2026-09-17, verified
Primary Mortgage Market Survey (Freddie Mac) — retrieved 2026-09-17, verified

Signals used: a calculator's lastUpdated or reviewDate matching the build date, and a dataset's retrievedAt (with its verified flag) matching the build date. The machine-readable report is at /changelog.json.