ghostscript works, but makes first page red not blue.
Looks like broken revisions in file.
We get a null in the page tree, because of duplicate object 71. Maybe over-zealous reading of objects which overwrites with XRef stream 71 from another revision, then deletes it because Xref streams get postdeleted?
Adobe reader and Preview can do it.
pdftk / qpdf fail.
ghostscript works, but makes first page red not blue.
Looks like broken revisions in file.
We get a null in the page tree, because of duplicate object 71. Maybe over-zealous reading of objects which overwrites with XRef stream 71 from another revision, then deletes it because Xref streams get postdeleted?