[2] The primary goal of the SDLP project was to "provide an infrastructure that affords interoperability among heterogeneous, and autonomous digital library services.
"[3] and described elsewhere as "to develop the enabling technologies for a single, integrated and "universal" library, proving uniform access to the large number of emerging networked information sources and collections.
"[4] The SDLP is notable in the history of Google as a primary source of funding for Larry Page and Sergey Brin (Brin was also supported by a NSF Graduate Research Fellowship) during the period they developed the precursors and initial versions of the Google search engine prior to the incorporation of Google as a private entity.
[5] It was also while at Stanford working under the SDLP that Larry Page filed his patent for PageRank.
[6] The SDLP itself was funded by coalition of federal agencies including the National Science Foundation as well as donations from industry sponsors.