ខ្ញុំឈ្មោះ​ភីថុន​។ ខ្ញុំ​កំពុង​រៀន​អាន​ឯកសារ​PDF ជា​ភាសា​ខ្មែរ​។

. Using non-Unicode legacy fonts will result in unsearchable, "broken" text. 2. PDF Content Verification (Digital Signatures)

If you want, I can produce a ready-to-run end-to-end script that generates a Khmer PDF, verifies font embedding, extracts text, and reports pass/fail.

For OCR support on scanned PDFs:

Imagine you run a school in Siem Reap and need to generate 500 student report cards in Khmer. Here’s the verified pipeline: