I was unable to follow through with your breakdown of 'Ledger of Unique Things". That you have nodes that watchdog the network is understandable. However what assets are prevented from copying this way is unclear. Is not it just flat that crypto uses NFT to represent tangible objects and ownership of them? Why do u need shape recognition software to put data in the blockchain? Just use NFT.
A simple answer would be that using conventional NFT allows to produce millions of copy cats, due to the wallet signature being leveraged as an asset authentication.
I suggest that you read this article for better understanding: https://hackernoon.com/introducing-the-proof-of-scan-protocol-for-smart-contracts-and-dapps
