US Patent 10325156 Manufacture of printed image inventories

There are disclosed methods and apparatus for manufacture of prints produced and packaged from image inventories. A physical print production and packaging machine assigns metadata to each physical print of a frame of a digital video work. It takes objects that have been detected, recognized and assigned metadata to the objects by the frame slicing and packaging machine and detects, recognizes and assigns new items of metadata to objects that are unique to the physical print. The print production and packaging machine then generates a cryptographic hash of the physical print's digital file. Lastly, the print production and packaging machine writes the hash to a node of a transaction processing network.