14. The method of claim 1 further comprising: receiving, from a searcher, an option selection indication for processing duplicate documents; and generating the search result list responsive to the received preference.
1. A computer implemented method of scoring a plurality of documents, comprising: identifying a plurality of linked documents; identifying linking documents that link to the linked documents; determining a score for each of the linked documents based on scores of the linking documents that link to the linked document; and processing the linked document according to the determined scores; wherein the improvement comprises: generating a first integrity verification code (IVC) for each of the linked documents; identifying at least one set of duplicates, using the generated IVCs, wherein identifying a set of duplicates comprises: comparing at least a first portion of the first IVC for the first document with a corresponding portion of the first IVC for a second document; and responsive to identifying a match between the compared IVC portions, performing a second comparison; and for a first linked document in the set of duplicates, determining a date for the first linked document, wherein determining a date comprises: searching a closed document dating list (DDL) edition, in a plurality of chained DDL editions, for a match with the first IVC for the first linked document; for the first linked document, adjusting at least one search result list generation parameter selected from the list consisting of: the score, and a ranking of the document in a search result list; wherein adjusting the parameter comprises increasing or decreasing the parameter based on the date of the first document.