Perma.cc is a

web archiving Web archiving is the process of collecting portions of the World Wide Web to ensure the information is preserved in an archive for future researchers, historians, and the public. Web archivists typically employ web crawlers for automated captur ...

service Service may refer to: Activities * Administrative service, a required part of the workload of university faculty * Civil service, the body of employees of a government * Community service, volunteer service for the benefit of a community or a pu ...

for legal and academic citations founded by the

Harvard Library Harvard Library is the umbrella organization for Harvard University's libraries and services. It is the oldest library system in the United States and both the largest academic library and largest private library in the world. Its collection ...

Innovation Lab in 2013.

Concept

Perma.cc was created in response to studies showing high incidences of

link rot Link rot (also called link death, link breaking, or reference rot) is the phenomenon of hyperlinks tending over time to cease to point to their originally targeted file, web page, or server due to that resource being relocated to a new address ...

in both academic publications and judicial opinions. By archiving copies of linked resources, and providing them with a permanent URL, perma.cc is intended to provide longer-term verifiability and context for academic literature and

caselaw Case law, also used interchangeably with common law, is Legal system, law that is based on precedents, that is the Judiciary, judicial decisions from previous cases, rather than law based on constitutions, statutes, or regulations. Case law uses t ...

. Perma.cc is administered by a network of academic and government libraries. In 2016, Harvard received a $700,000 grant from the Institute for Museum and Library Services to expand development of perma.cc.

Design

Perma.cc initiates page saves by user request only, it does not crawl the web and save pages like the

Wayback Machine The Wayback Machine is a digital archive of the World Wide Web founded by the Internet Archive, a nonprofit based in San Francisco, California. Created in 1996 and launched to the public in 2001, it allows the user to go "back in time" and see ...

. A user account is required to save a page. Its target audience are organizations such as libraries, academic journals, law courts and school faculty. It provides support for organizational membership and administration of user accounts. Metadata such as notes can be added which are viewable to members within an organization. Pages can be made public or private within an organization. In 2017, Perma.cc added individual accounts limited to 10 free page saves per month, and commercial option for non-academic organizations to create institutional accounts. In January 2019, free individual accounts stopped receiving 10 free links on a recurring basis each month. Perma.cc saves both a

Web ARChive The Web ARChive (WARC) archive format specifies a method for combining multiple digital resources into an aggregate archive file together with related information. The WARC format is a revision of the Internet Archive's ARC_IA File Format that ha ...

(or "warc") file format version and a screen-shot version in PNG. Perma.cc has an API for functions such as adding or deleting pages. Perma.cc is part of the Memento network; thus, all public pages can be searched for (by URL) using the Memento API.

References

External links

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Contingency plan
{{Authority control Computer-related introductions in 2013 Harvard Library Web archiving initiatives

Concept

Design

See also

References

External links