Author
Rowan Vale
Rowan Vale is a pen name. The author prefers to stay private and has no employer, credential or affiliation to disclose here. Since August 2026, Rowan has run every experiment in the Lab, maintained the provider status tracker and its methodology, and written and corrected the articles on this site. Every claim on these pages links to a primary source or to data you can download and re-run.
Updated 2026-09-14
What the byline covers
- AI Watermark Lab
Every experiment, with its data, its script, and the questions it cannot answer.
- AI watermark status database
One row per product surface, each cell tied to a primary source and dated.
- Methodology
The evidence ladder, how provider claims are re-verified, and how experiments are run.
- Editorial policy
What gets corrected, how corrections are published, and where the log lives.