By default the package "crop" adds not only crop marks to the pages of the document, but also a line with some information about the page/document, i.e. filename, date, time, pagenumber. I would like to customize this information, e.g. add a note to myself. Can I accomplish that without changing the package? If so, how?
You could redefine the internal macro
More general and independent of the implementation: you could call the