Patent Document ID: 7784102
Application ID: 11300974

Base Claim:
1. A method of retrieving a document from a document repository, comprising: receiving, by a computing device, a document comprising: a first portion comprising human readable information that is descriptive of a target file in a document repository, and a second portion comprising one or more machine-readable instructions for retrieving the target file, wherein the instructions comprise one or more conditions for retrieval of the target file, wherein the document does not comprise the target file; determining, by the computing device, whether to permit access to the target file by: verifying a digital signature on the document, and verifying that the conditions for retrieval are satisfied; in response to permitting access to the target file, automatically retrieving the target file from the document repository; and automatically delivering the target file to a target device.

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Claim 5:
5. The method of claim 1 , wherein the verifying comprises applying a public key to the digital signature.