Update README.md

README.md

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 [![Email Badge](https://img.shields.io/badge/blah-podagiu%40ethz.ch-blue?style=flat-square&logo=minutemailer&logoColor=white&label=%20&labelColor=grey)](mailto:[email protected])
 [![Zenodo Badge](https://img.shields.io/badge/blah-10.5281%2Fzenodo.10553804-blue?style=flat-square&label=Zenodo&labelColor=grey)](https://zenodo.org/records/10553805)
-[![arxiv](https://img.shields.io/badge/blah-10.5281%2Farxiv-red?style=flat-square&label=arXiv&labelColor=grey)](https://arxiv.org/abs/2402.01876)
+[![arxiv](https://img.shields.io/badge/blah-2402.01876-red?style=flat-square&label=arXiv&labelColor=grey)](https://arxiv.org/abs/2402.01876)
 [![Python: version](https://img.shields.io/badge/python-3.10-blue?style=flat-square&logo=python)](https://www.python.org/downloads/)
 [![Code style: black](https://img.shields.io/badge/code%20style-black-black?style=flat-square&logo=black)](https://github.com/psf/black)