Can you prove a negative claim?

Can you really prove a negative claim in the realm of cryptocurrency and finance? It seems like a daunting task, especially given the complexity and ever-evolving nature of this field. How do you even begin to prove that something doesn't exist or isn't true, especially when it comes to digital assets and decentralized systems? Is there a foolproof method or approach that you can rely on to substantiate your argument? Or is it more of a matter of presenting compelling evidence and logical reasoning that leads to the conclusion that a particular negative claim is likely to be true? I'm eager to hear your thoughts on this intriguing challenge.