Update README: arXiv link and corresponding citation

README.md

@@ -9,7 +9,7 @@ pipeline_tag: image-text-to-text
 
 # <img src="assets/youtu-vl-logo.png" alt="Youtu-VL Logo" height="100px">
 
-[📃 License](LICENSE.txt) • [💻 Code](https://github.com/TencentCloudADP/youtu-vl) • [📊 Benchmarks](#benchmarks) • [🚀 Getting Started](#quickstart)
+[📃 License](LICENSE.txt) • [💻 Code](https://github.com/TencentCloudADP/youtu-vl) • [📑 Technical Report](https://arxiv.org/abs/2601.19798) • [📊 Benchmarks](#benchmarks) • [🚀 Getting Started](#quickstart)
 </div>
 
 ## 🎯 Introduction
@@ -134,10 +134,10 @@ If you find our work useful in your research, please consider citing our paper:
   title={Youtu-VL: Unleashing Visual Potential via Unified Vision-Language Supervision},
   author={Tencent Youtu Lab},
   year={2026},
-  eprint={},
-  archivePrefix={},
-  primaryClass={},
-  url={}, 
+  eprint={2601.19798},
+  archivePrefix={arXiv},
+  primaryClass={cs.CV},
+  url={https://arxiv.org/abs/2601.19798}, 
 }
 
 @article{youtu-llm,