It might be worth taking a look at Mattereum [0] as an example of work in this area.
Much of their work has been on how to make smart-contract based 'ownership tokens' (akin to NFTs) enforceable in existing courts in as many global jurisdictions as possible. They believe that they've found a way to make their arbitration system enforceable "in 150+ countries via the 1958 New York Arbitration Convention" [1].
Vinay Gupta ('hexayurt' on HN [2]) is co-founder and CEO and may be able to enlighten further.