{
  "title": "Payroll Calculation",
  "origin_url": "https://archive.computerhistory.org/resources/text/IBM/IBM.1401.1964.102646304.pdf",
  "license_guess": null,
  "code_sha256": "fd401a8d538443782e305a08f7841fb2c92f3c85e3634e2a04503c2e46492bbb",
  "added_at": "2026-02-13T12:30:00Z"
}