The Invisible Signature of ChatGPT: Hidden Spaces That Reveal the Author (and How to Erase Them with Clean Text)
AI-generated text is now everywhere—emails, documents, posts, notes, and even quick messages. But there’s a fascinating, almost detective-style detail that few people know: many AI models — including ChatGPT — leave behind a kind of “invisible signature” inside the text. It’s made of microscopic characters that you can’t see, but that quietly reveal how the…



















