Update README.md

README.md

@@ -4,7 +4,7 @@ license: cc-by-4.0
 
 <h1 align="center">Particulate: Feed-Forward 3D Object Articulation</h1>
 <p align="center">
-<a href="https://arxiv.org/abs/xxxx.xxxxx"><img src="https://img.shields.io/badge/arXiv-xxxx.xxxxx-b31b1b" alt="arXiv"></a>
+<a href="https://arxiv.org/abs/2512.11798"><img src="https://img.shields.io/badge/arXiv-2512.11798-b31b1b" alt="arXiv"></a>
 <a href="https://ruiningli.com/particulate"><img src="https://img.shields.io/badge/Project_Page-green" alt="Project Page"></a>
 <a href='https://huggingface.co/spaces/rayli/particulate'><img src='https://img.shields.io/badge/%F0%9F%A4%97%20Demo-blue'></a>
 </p>