docs: update arXiv link (2603.27048)

README.md

@@ -171,10 +171,9 @@ model-index:
 
 # MOOZY: A Patient-First Foundation Model for Computational Pathology
 
-<!-- TODO: update arXiv URL when paper is posted -->
 <p align="center">
   <a href="https://atlasanalyticslab.github.io/MOOZY/"><img src="https://img.shields.io/badge/Project-Page-4285F4?logo=googlechrome&logoColor=white" alt="Project Page"></a>
-  <a href="https://arxiv.org/abs/XXXX.XXXXX"><img src="https://img.shields.io/badge/arXiv-XXXX.XXXXX-B31B1B?logo=arxiv" alt="arXiv"></a>
+  <a href="https://arxiv.org/abs/2603.27048"><img src="https://img.shields.io/badge/arXiv-2603.27048-B31B1B?logo=arxiv" alt="arXiv"></a>
   <a href="https://github.com/AtlasAnalyticsLab/MOOZY"><img src="https://img.shields.io/badge/GitHub-Repository-181717?logo=github" alt="GitHub"></a>
   <!-- TODO: update PyPI badge once first version is published -->
   <a href="https://pypi.org/project/moozy/"><img src="https://img.shields.io/pypi/v/moozy?logo=pypi&logoColor=white&label=PyPI" alt="PyPI"></a>
@@ -274,12 +273,11 @@ This repository includes 333 task definitions in the `tasks/` directory. Each ta
 
 ## Citation
 
-<!-- TODO: update arXiv ID when paper is posted -->
 ```bibtex
 @article{kotp2026moozy,
   title   = {MOOZY: A Patient-First Foundation Model for Computational Pathology},
   author  = {Kotp, Yousef and Trinh, Vincent Quoc-Huy and Pal, Christopher and Hosseini, Mahdi S.},
-  journal = {arXiv preprint arXiv:XXXX.XXXXX},
+  journal = {arXiv preprint arXiv:2603.27048},
   year    = {2026}
 }
 ```