 rules for the 
mapping from an information model to a byte stream and the inverse mapping from that byte stream back to the original information 
model” (InterPARES 2 Terminology Database, op. cit.). In most contexts, digital format is used interchangeably with digital file-
related concepts such as file format, file wrapper, file encoding, etc. However, there are some contexts, “such as the network 
transport of formatted content streams or consideration of content streams at a level of granularity finer 