Not only explains what watermarking is, but also has an explicit mathematical demonstration through an example of how it works.
And for the most of the users of state-of-the-art models, how to detect it? One needs to wait for the API from the providers, as the keys will not be public.
Anthropic has already signed the “EU AI Act’s Article 50(2) Code of Practice on Transparency of AI-Generated Content” and (for now) organizations need to register to get access to the Claude Watermark Detector Access
Are you changing anything in your workflow due to the Watermark?