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Wednesday October 9, 2024 4:30pm - 5:30pm EDT
This interactive tutorial introduces ARK (Archival Resource Key) persistent identifiers. As PIDs (persistent identifiers, permalinks) for information objects of any kind, ARKs support durable web addresses (e.g., that don’t return 404 Page Not Found) in the sense of “Cool URIs don't change”, protecting society’s investment in the linked data. ARKs are non-paywalled, decentralized PIDs that, compared with fee-based PIDs such as doi.org and handle.net, and with domain-centralized PIDs such as purl.org and w3id.org, flexibly support the 4 Rules of Linked Data. Decoupling Rules 1 and 2, ARKs are expressible as compact URIs or HTTP URIs, and even in the former (non-resolving) case, recipients can still learn which ARK assigning authority created the name. Decoupling Rules 2 and 3, ARK persistent identity need not be centralized around a particular DNS name.

While Rule 4 is routinely honored in ARK metadata, it is always honored implicitly by ARK syntax – slashes ("/") represent hierarchy that a client can expect to traverse, periods (".") represent resource variants (".jpg", ".pdf", etc.) that a client can expect to elide to receive "default" representations, and privileged query parameters (aka "inflections") such as "?info" can predictably transform any given URI name to a set of additional protocol-reasonable requests. For example, the simple existence of an ARK with an internal slash implies the existence of another (containing) object identified by its “parent” ARK (obtained by truncating the original ARK at the slash).

Since 2001, 8.2 billion ARKs have been created by over 1350 organizations — libraries, data centers, archives, museums, publishers, government agencies, and vendors. With highly flexible metadata, both in application profile and in access, citation-friendly ARKs identify anything digital, physical, or abstract. The tutorial includes hands-on experience and is for is anyone interested in PIDs supporting nuanced persistence policies.

Topics covered:
• Why ARKs – non-paywalled, decentralized, flexible
• Use cases – Smithsonian, French National Library, Internet Archive
• Metadata for early and ongoing object development
• Metadata for persistence
• Minting and assigning ARK identifiers
• Creating and resolving metadata vocabulary
• Resolvers, resolution, redirection
• Persistence considerations

No prior knowledge is required. Familiarity with basic website management would be nice but is not required.
Speakers
avatar for John Kunze

John Kunze

Senior Research Associate, Drexel University Metadata Research Center
John Kunze is a pioneer in the theory and practice of digital libraries. With a background in computer science and mathematics, he wrote BSD Unix tools that come pre-installed with Mac and Linux systems. He created the ARK identifier scheme (arks.org), the N2T.net scheme-agnostic... Read More →
avatar for Donny Winston

Donny Winston

President, Polyneme LLC
Talk to me about ARKs, RDF, ontologies, Linked Data / Semantic Web technologies, and applications to natural sciences. Fediverse profile (Mastodon): https://fairpoints.social/@donny
Wednesday October 9, 2024 4:30pm - 5:30pm EDT
Zoom

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