US Patent 11868509 Method and arrangement for detecting digital content tampering

A method for creating a tamper-evident digital content. The method includes receiving a portion of the digital content at a computing device. The method further includes encrypting the portion of the digital content by the computing device when the portion of the digital content is selected for proof-of-verification. The method further includes sending the encrypted portion of the digital content from the computing device to a distributed ledger system. The method further includes retrieving, by the computing device, hash identification data associated with the encrypted portion of the digital content from the distributed ledger system. The method further includes creating, by the computing device, an updated portion of the digital content using the retrieved hash identification data. The method further includes storing the updated portion of the digital content in a storage device by the computing device.