Whether the revision contains a non-signing update.
Returns if any update leading up to this revision does not contain a signature.
Returns if every update that leads up to this revision contains a signature.
Namespace:PdfTools.Pdf Assembly: PdfTools (in PdfTools.dll) Version: 1.11.1+7e91adfd8b3958b0a599c3b63ff35d8a15e95be7