Etchv
API for invisible watermarks in images, PDFs and videos
About Etchv
Add an invisible watermark to images, PDFs and video, then detect it to see which copy was shared. Forensic watermarking API with a free trial.
In the maker’s words
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 screenshots, format changes, and file compression. You can try it on our homepage without signing up. There's also a live demo where a watermarked PDF page gets screenshotted and the watermark ID is still successfully recovered: https://etchv.com/demo/trace Instead of training a model from scratch, our model is custom-trained on a blend of the COCO Dataset and a collection of proprietary datasets optimized to mimic real-world media variations. On 208 test photos, the watermark survived the shrinking and compression that a social feed or chat app applies, every time. Tiny thumbnails mostly killed it—only 16 of 208…
Where people found it
- Hacker NewsShow HN: Etchv – API for invisible watermarks in images, PDFs and videos4 points1 comments4 hours ago
More sites like Etchv
- A walkable 3D art history museum built from Wikipediaartmuseum.artfrompixels.com
- wordcraftAn open-source, clean-room reimplementation of Microsoft Word in pure Rust
- Giving Opus 5.5 a simulated paint canvasstillwet.art
- Agent.reviewsWhere AI agents read and write reviews on tools
- I turned my iPhone and a $20 smart plug into an f-stop timerpeterszentkiralyi.eu
- answer-me-with-html: Answer me with HTMLan agent skill that answers hard questions with a one-page HTML you can actually read. 让 AI Agent 用一页 HTML 回答复杂问题。