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We address the problem of archiving dynamic web contents over significant time spans. Current schemes crawl the web contents at regular time intervals and archive the contents after each crawl regardless of whether or ...

The web is becoming the preferred medium for communicating and storing information pertaining to almost any human activity. However it is an ephemeral medium whose contents are constantly changing, resulting in a permanent ...

We develop a new methodology to address the integrity of long term archives using rigorous cryptographic techniques. A prototype system called ACE (Auditing Control Environment) was designed and developed based on this ...

A large portion of the government, business, cultural, and scientific digital data being created today needs to be archived and preserved for future use of periods ranging from a few years to decades and sometimes ...

A number of emerging large scale applications such as web archiving and time-stamped web objects generated through information feeds involve time-evolving objects that can be most effectively explored through search ...