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There are indeed PDF preflight tools to this day. E.g. on Linux you can run `pdffonts` and check that everything is embedded. I believe it's still very common,

There are indeed PDF preflight tools to this day. E.g. on Linux you can run `pdffonts` and check that everything is embedded. I believe it's still very common, to the point that my local university's PhD thesis print delivery checklist includes it.

noir_lord 9y ago
Scribus (DTP program for Linux I love) has it built right in and it's good. They also pride themselves on the quality of PDF output (and have full (iirc) support for PDF-A).