www.blockchainandthelaw.com/2023/03/part-i-when-you-jump-chains-do-nfts-stay-the-same-ordinals-on-the-bitcoin-blockchain/#page=1
www.blockchainandthelaw.com/2023/03/part-ii-when-you-jump-chains-do-nfts-stay-the-same-ordinals-on-the-bitcoin-blockchain/#page=1
See also:
Blockchain: Definition, Geschichte und Anwendungsfälle