AIHOT vs. Etchv

AIHOT gathers AI news from many sources, writes LLM summaries, scores and selects the items, and publishes a daily AI report covering model and product launches, industry events, papers, tutorials and opinion. The site is in Chinese. Its framework can be reused: swap in your own sources and selection criteria to run a news site for your industry.

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. 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/traceInstead of training a model from scratch...