| Info dictionary | Title, Author, Subject, Keywords, Creator, Producer, CreationDate, ModDate | Yes, every key and the object itself |
| XMP stream on the catalog | The same fields in XML plus xmp:CreatorTool, edit history, DocumentID and InstanceID | Yes |
| XMP streams on pages | Per-page metadata some exporters attach | Yes |
| Orphaned /Type /Metadata streams | Left behind by earlier tools that unlinked but did not delete | Yes |
| Trailer /ID pair | Two hashes that tie every saved version of a file together | Replaced with fresh random values |
| Comments and highlights | The comment, who wrote it and when | Names and dates removed, text kept |
| Digital signatures | The signer's name, certificate, date, reason and place | Removed, so the clean copy is unsigned |
| App editing data | Private data Illustrator and other apps keep for editing, often with the creator's name | Removed |
| Earlier saves | Old copies of changed parts, kept when a PDF is saved by adding to the end | Removed |
| Form fields (/AcroForm) | Fillable fields and their values | Reported, kept |
| Pictures | EXIF, GPS and XMP saved with a JPEG photo | Removed, with the same pixels |
| Attached files | Files carried inside the PDF, with their own author and folder names | Removed |
| Content streams, fonts | The pages themselves | Kept byte for byte |