2024-08-13 16:58:50 +00:00
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---
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title: "PDF Metadata Erasure"
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2025-02-12 14:01:15 +00:00
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tags: [ "Metadata", "Ghost Script", "gs", ".pdf" ]
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2024-08-13 16:58:50 +00:00
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---
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2025-02-12 14:01:15 +00:00
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You cannot erase pdf metadata with `exiftool` (it only *appends* your changes).
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To delete pdf metadata, you'll need `gs`.
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2024-08-13 16:58:50 +00:00
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Make a text file called 'pdfmark.txt'.
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```text
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[ /Title ()
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/Author ()
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/Subject ()
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/Creator ()
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/ModDate ()
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/Producer ()
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/Keywords ()
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/CreationDate ()
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/DOCINFO pdfmark
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```
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Then run:
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```bash
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gs -o output.pdf -sDEVICE=pdfwrite "$FILE".pdf pdfmark.txt
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```
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