:memo: Update whitepaper ref

README.md

@@ -30,7 +30,7 @@ Read the Bolt book: [book.boltengine.gg](https://book.boltengine.gg/)
 
 ## 📜 Bolt Whitepaper
 
-Read the Bolt whitepaper for a detailed overview on the architecture and the scalability solution: [Ephemeral Rollups are All you Need](https://book.boltengine.gg/files/Ephemeral_Rollups_are_All_you_Need.pdf)
+Read the Bolt whitepaper for a detailed overview on the architecture and the scalability solution: [Ephemeral Rollups are All you Need](https://arxiv.org/abs/2311.02650)
 
 ## 🚧 Warning: under costruction