US Patent 10289915 Manufacture of image inventories

There are disclosed methods and apparatus for manufacture of image inventories. A frame slicing and packaging machine assigns metadata to each frame of a digital video work. It then detects objects in each frame's image, recognizes the objects and assigns metadata to the objects. The machine then generates a cryptographic hash of the frame's image. Lastly, the machine writes the hash to a node of a transaction processing network.