1. A method comprising: capturing, using a mobile phone, information from a rendered document; obtaining, using the mobile phone, a location-stamp indicating a location of the mobile phone at which the information captured from the rendered document was captured; storing, in a memory of the mobile phone, the information captured from the rendered document and the location-stamp; transmitting, from the mobile phone to a search engine, a search query to identify a source document of the rendered document in a set of source documents, wherein the search query includes the information captured from the rendered document and the location-stamp; and receiving, by the mobile device and from the search engine, an electronic version of the source document based on the search engine identifying the source document from a subset of source documents of the set of source documents by the information captured from the rendered document and the location-stamp, wherein the subset of source documents is determined by the location-stamp.