---
title: "chen jiayan (@chenjiayan) | Hashnode"
description: "Indie hacker exploring AI watermarking & content provenance. Read the latest articles by chen jiayan on Hashnode."
url: "https://hashnode.com/@chenjiayan"
---

@chenjiayan

# chen jiayan

@chenjiayan · New York, USA · Joined September 2026

Indie hacker exploring AI watermarking & content provenance.

### [The Rise of Invisible AI Watermarks: How to Detect Hidden Signatures in 2026](https://detectaihashnodedev.hashnode.dev/the-rise-of-invisible-ai-watermarks-how-to-detect-hidden-signatures-in-2026?utm_source=hashnode&utm_medium=feed)

Learn how to detect hidden AI watermarks and C2PA signatures in images. Verify if content is AI-generated or human-made with our free tool.

2 min read · [detectaihashnodedev.hashnode.dev](https://detectaihashnodedev.hashnode.dev/the-rise-of-invisible-ai-watermarks-how-to-detect-hidden-signatures-in-2026?utm_source=hashnode&utm_medium=feed)

[Sep 28](https://hashnode.com/posts/the-rise-of-invisible-ai-watermarks-how-to-detect-hidden-signatures-in-2026/6ab9d5c8691566b738e26ddc)

### [Why Detecting AI-Generated Text Is Harder Than You Think (And What I Built Anyway)](https://detectaihashnodedev.hashnode.dev/why-detecting-ai-generated-text-is-harder-than-you-think-and-what-i-built-anyway?utm_source=hashnode&utm_medium=feed)

Building a tool that admits "I don't know" instead of faking 99% accuracy.

2 min read · [detectaihashnodedev.hashnode.dev](https://detectaihashnodedev.hashnode.dev/why-detecting-ai-generated-text-is-harder-than-you-think-and-what-i-built-anyway?utm_source=hashnode&utm_medium=feed)

[1](https://hashnode.com/posts/why-detecting-ai-generated-text-is-harder-than-you-think-and-what-i-built-anyway/6ab490aa913d7f6b467755b7) [Sep 24](https://hashnode.com/posts/why-detecting-ai-generated-text-is-harder-than-you-think-and-what-i-built-anyway/6ab490aa913d7f6b467755b7)