Show HN: Etchv – API for invisible watermarks in images, PDFs and videos

By agurha · 2026-10-08 · 4 points · 1 comments

Hello HN! The inspiration for Etchv came directly from friends who raised concerns about the growing ease of unauthorized media copying without attribution. To address this, Etchv embeds an invisible watermark inside images, PDFs, or short videos that survives modifications like…

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