Viewing profile — DuffJohnson

DuffJohnson

HN member

Joined: Fri, Nov 07, 2025, 10:52 AM UTC
HN karma: 165
Public activity: 8 items
HN profile: View on Hacker News ↗

About DuffJohnson

Home of the worldwide PDF technical community, the PDF Association provides a vendor-neutral platform for developing open specifications and standards for PDF technology. We are the standards development organization for PDF, driving the world’s digital document format into the 21st century and beyond.

Recent public activity

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Comment #47323129
Tue, Mar 10, 2026, 1:41 PM UTC
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Comment #46957652
Tue, Feb 10, 2026, 10:14 AM UTC
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A case study in PDF forensics: The Epstein PDFs
Wed, Feb 04, 2026, 2:46 PM UTC
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Comment #46720158
Thu, Jan 22, 2026, 3:06 PM UTC
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Google Searches for "PDF" in 2024
Tue, Dec 02, 2025, 11:35 AM UTC
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Comment #46120177
Tue, Dec 02, 2025, 11:30 AM UTC
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Comment #45969599
Tue, Nov 18, 2025, 5:48 PM UTC
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Comment #45967299
Tue, Nov 18, 2025, 3:14 PM UTC