R3 Corda and Bitcoin use which computational model. Q & A › Category: R3 Corda › R3 Corda and Bitcoin use which computational model. 0 Vote Up Vote Down Admin Staff asked 2 years ago R3 Corda and Bitcoin use which computational model. A. Unspent Transaction Output (UTXO) B. Internal Execution C. Virtual Computing D. Modular Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading... 1 Answers 0 Vote Up Vote Down Admin Staff answered 2 years ago A. Unspent Transaction Output (UTXO) Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading...