The default output format of OCRmyPDF is PDF/A, a PDF standard format specifically designed for long-term archiving.The PDF/A format is stable and predictable, ensuring that documents remain accessible for many years. In addition to text recognition, OCRmyPDF also supports page correction, image optimization, and other features that make it an ideal tool for document digitization and archiving, especially for legal documents, contracts, and other scenarios that require long-term preservation.
This answer comes from the articleOCRmyPDF: scanned PDF into searchable text of the open source toolThe