Datestamps and Etags
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Procedure
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16 harvests over 1 month
of 465,374 .dk domains
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5,543,470 possible
downloads
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5,182,034 successful
downloads
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599,143 changes
Datestamp and Etag Example
L. Clausen, “Concerning Etags and Datetsamps”,
4th International Web Archiving Workshop, ECDL 2004
http://www.netarchive.dk/website/publications/Etags-2004.pdf