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w3id.org

w3id.org

Who runs w3id.org, what it tracks and what it costs, and the 20 closest persistent identifier service alternatives.

Who’s behind it
Not stated
Online since
Unknown
Trackers
Prices
No pricing page
Last price change
–
Closest alternative
DOI.org query endpoint

Measured from w3id.org’s own pages, the Internet Archive and public records. Hover a dotted value for its source and date.

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01 · Who’s behind it

Who runs w3id.org

w3id.org

Secure, permanent URLs for your Web application that will stand the test of time.

Company
No imprint we could read
Online since
Not in the Internet Archive
Audience
In English

02 · Privacy

What w3id.org tracks

What the homepage loads before you accept or decline cookies. A cookie banner should hold most of it back until you agree, and a tag manager can load more that we don’t see.

trackers that follow visitors

None of the 19 alternatives below has fewer; 5 have more.

Privacy-friendly alternatives →
Cookie banner
None found

We found no trackers, ad pixels or third-party embeds on w3id.org’s homepage.

03 · Alternatives

Alternatives to w3id.org

No ad trackersRegistered in the EUFree planOnly in English

None of the 60 sites closest to w3id.org match these filters. We read imprints and pricing pages once a week, so more sites qualify as we get to them.

04 · History

What changed

Price and policy history →

No changes yet. Each new crawl is compared with the last one, and what w3id.org adds, drops or rewrites shows up here.

05 · Details

How we measure

Alternatives are matched by what sites actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Trackers and the rest of the stack come from the homepage’s code and DNS records.

The full technology stack and search numbers · 1 technologies
Neighbours
k = 60
Sites searched
9,216
Vector
384-d
Query
38 ms

Built with

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