veraPDF, the open-source PDF/A validator that works with pdfbox, generates reports that identify each rule used by the software (i.e., all of the “shall” statements from ISO 19005), and provides details on the error(s) triggering a failure of the rule.
https://github.com/veraPDF/veraPDF-validation-profiles/wiki <https://github.com/veraPDF/veraPDF-validation-profiles/wiki> Duff. > Hello, I was wondering if there is any kind of documentation somewhere > about the PDF/A1-b rules validated by pdfbox preflight, about what they > test in order to verify each PDF/A definition. Basides the code comments, > that is. > > Thanks in advance. > Roger

