US Patent 11449584 Generating authenticable digital content

A recording device, system, and method for generating digital content in which its content can be authenticated. The recording devices includes hardware that captures video data and digitally signs portions of the video data to generate a plurality of digital signatures. The digital signatures can be used to authenticate the video data in a manner that modification of a portion of the video data invalidates a respective digital signature. In addition, the digital signatures can be further used to authenticate a position of the portion of the video data relative to at least one other portion of the video data.