The global purl resolver for persistent URLs is throwing 500s this morning.<p>All pURLs are down. Internet meta just broke entirely unless you run your own purl resolver and change all the URLs.<p><a href="http://purl.org/dc/elements/1.1/description" rel="nofollow">http://purl.org/dc/elements/1.1/description</a><p>What is a pURL? <a href="https://en.wikipedia.org/wiki/Persistent_uniform_resource_locator" rel="nofollow">https://en.wikipedia.org/wiki/Persistent_uniform_resource_lo...</a><p>It's an alternative to using DNS, essentially, woven into the XML standards among other things.