Bring back the gold standard, and enjoy your popcorn as the entire solar system rushes to build supermassive particle accelerators that bombard base metals with all sorts of stuff until they turn into gold. It really is the same principle as brute-forcing meaningless hashes until you get a predetermined prefix. Only in this case the desired prefix has 79 protons.

Black hole accretion disks are more efficient for that:

https://www.orionsarm.com/eg-article/464790d2497de

Things only have value for their utility. Anything else is a consensual hallucination.