| 主权项 |
1. A device coupled to a network, wherein said network comprises a peer-to-peer network comprising ordinary nodes and indexing nodes, the device comprising hardware including at least one processor, and software, in combination with said hardware to:
(a) receive a request from an indexing node in said network, said request corresponding to a particular data item, wherein said indexing node made said request in response to an advertisement of said particular data item by an ordinary node in said network, said advertisement including a data item identifier corresponding to said particular data item, and wherein the request comprises said data item identifier corresponding to said particular data item; (b) authenticate that said request was from an authorized source; and (c) provide a response to the indexing node in response to the request, wherein the response to the indexing node comprises an indication that the indexing node should index a substitute data item instead of the particular data item, wherein the response comprises an identification of the substitute data item to be indexed instead of the particular data item, and wherein the identification of the substitute data item comprises a uniform resource locator (URL) or a uniform resource identifier (URI) of the substitute data item. |
