253:-backed content management systems, it was more common for URLs of specific pieces of content to be static and human-readable, as URL structure and naming were dictated by the entity creating that content. Increased volume of content and difficulty of management led to the rise of database-driven systems, and the resulting unwieldy and often-changing URLs necessitated deliberate policies with regard to URL design and link permanence.
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37:
374:, supports this type of permanent link. In its current implementation, old versions of specific articles, images, and templates are referenceable by unique unchanging URLs, though current entries may not use old versions of images and templates. Permanent links to specific versions are recommended for citing articles from sources such as Knowledge (XXG) and
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An entry in a blog with many entries is accessible from the site's front page for only a short time. Visitors who store the URL for a particular entry often find upon their return that the desired content has been replaced by something new. Prominently posting permalinks is a method employed by
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Permalinks frequently consist of a string of characters that represent the date and time of posting, and an identifier that denotes the author who initially authored the item or its subject. Crucially, if an item is changed, renamed, or moved within the internal database, its permalink remains
407:
Permalinks are usually denoted by text link (i.e. "Permalink" or "Link to this Entry"), but sometimes a symbol may be used. The most common symbol used is the hash sign, or #. However, certain websites employ their own symbol to represent a permalink such as an
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and Paul Bausch the previous weekend, and Bausch had pointed out that it was technically feasible to produce permanent links in
Blogger, using a feature (written by him) that allowed the ID of a post to be placed in a Blogger template. In response to Kottke's
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of content, that is, if an entry is updated, a uniquely accessible version is not created. Thus, in the context of these systems, a permalink may refer to different content over time. In the context of systems that support versioning, such as most
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for pages served by that system. This usage is especially common in the blogosphere. Such links are not maintained by an outside authority, and their persistence is dependent on the durability of the content management system itself.
378:, to ensure that the content remains unchanged for review. A reviewer can then view the cited revision, the current revision, and the differences between the two.
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On
Knowledge (XXG), a permanent link to a specific version of an article is obtained from the "Permanent link" entry in the toolbox.
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that references an internal database identifier. If an item is deleted altogether, its permalink can frequently not be reused.
233:, on March 6, 2000, Haughey posted the technical details on his own weblog, which helped open the way to widespread adoption.
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of a page to allow automated browsing tools to detect the permalink and use it for linking instead of the stated
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Permalinks have subsequently been exploited for a number of innovations, including link tracing and link
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that is intended to remain unchanged for many years into the future, yielding a
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Comments, permalink, and what category the entry was posted to (known as
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on March 5, 2000, in a post titled: "Finally. Did you notice the".
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In the early years of the web, all content was static, and thus all
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cite-as: A Link
Relation to Convey a Preferred URI for Referencing
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Help:Page history § Linking to a specific revision of a page
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URLs are made more readable by simplifying them. The internal
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is applied to persistent identifiers which are generated by a
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436:. The link element should include the following attributes:
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Many blogging and content management systems do not support
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pointed at a filename. Soon, though, many web pages became
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in weblogs, and referring to specific weblog entries in
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for a
Knowledge (XXG) article named Example, which is
555:"Caroline wishes outloud for | A Whole Lotta Nothing"
360:, a permalink is commonly understood as a link to a
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161:software systems support such links. Sometimes
386:Blog entries are usually laid out as follows:
205:, and many URLs began to include query terms.
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266:http://en.wikipedia.org/search/?title=Example
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462:"http://example.com/bookmark/123/"
272:from the more human-readable external URL,
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530:"Finally. Did you notice the (kottke.org)"
121:Learn how and when to remove this message
583:Cool URIs don't change - Tim Berners Lee
256:For example, Knowledge (XXG)'s internal
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428:Permalinks can be indicated within the
21:For permalinks in Knowledge (XXG), see
7:
59:adding citations to reliable sources
493:Persistent uniform resource locator
176:is sometimes used as a synonym of
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284:unaltered, as it functions as a
208:One cited early use of the term
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561:from the original on 2011-07-16
536:from the original on 2022-12-22
274:http://en.wikipedia.org/Example
46:needs additional citations for
258:Common Gateway Interface-based
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212:in its current sense was by
149:that is less susceptible to
996:Inter-process communication
499:Uniform Resource Identifier
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663:Web syndication technology
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186:content management system
168:A permalink is a type of
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165:is used to create them.
420:(§), or a unique icon.
339:Permalinks and versions
16:Permanent web hyperlink
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178:persistent identifier.
477:Persistent identifier
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303:syndication streams.
170:persistent identifier
1396:Glossary of blogging
1360:Social communication
593:Link type "bookmark"
453:"bookmark"
180:More often, though,
55:improve this article
424:Permalink detection
307:Comparing with PURL
268:, is generated via
159:content-syndication
27:Help:Permanent link
1451:Unique identifiers
1421:Uses of podcasting
1159:Collaborative blog
1154:Anonymous blogging
1047:RSS Advisory Board
715:Electronic journal
588:Choose URIs wisely
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557:. 6 March 2000.
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270:URL rewriting
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226:Evan Williams
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172:and the word
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72: –
71:
67:
66:Find sources:
60:
56:
50:
49:
44:This article
42:
38:
33:
32:
28:
24:
19:
1255:Online diary
1199:Motovlogging
1174:Liveblogging
1121:Slidecasting
1021:RSS tracking
942:Product feed
847:
690:Bloggernacle
563:. Retrieved
549:
538:. Retrieved
524:
482:Deep linking
427:
418:section sign
412:, a dash, a
406:
385:
382:Presentation
366:
361:
350:
321:web resource
312:
310:
290:
286:magic cookie
282:
278:
255:
240:
224:co-founders
214:Jason Kottke
209:
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196:
181:
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53:Please help
48:verification
45:
18:
1446:Identifiers
1386:Blogosphere
1291:Aggregation
1111:Peercasting
1011:Referencing
705:Dream diary
505:URL mapping
325:domain name
70:"Permalink"
1440:Categories
1284:Micromedia
1238:Journalism
1141:Web series
1116:Screencast
1101:Mobilecast
1016:RSS editor
899:Geotagging
863:Reblogging
822:BitTorrent
808:Technology
653:Podcasting
565:2008-12-16
540:2005-12-09
516:References
353:versioning
329:time scale
199:hyperlinks
155:clean URLs
81:newspapers
1370:Web Slice
1228:Carnivals
1189:Spam blog
1179:Microblog
1164:Columnist
1126:Videocast
937:Photofeed
932:Data feed
927:Atom feed
887:Mechanism
878:Trackback
848:Permalink
775:Political
765:Photoblog
700:Corporate
368:MediaWiki
313:permalink
293:trackback
249:built on
210:permalink
182:permalink
174:permalink
147:hyperlink
135:permalink
111:July 2007
1270:Software
1265:Sideblog
1248:Database
1131:Webcomic
1035:Standard
1001:Livemark
952:Web feed
947:RDF feed
919:Memetics
873:Rollback
858:Pingback
843:Linkback
836:Features
658:Vlogging
648:Blogging
559:Archived
534:Archived
510:Perma.cc
471:See also
410:asterisk
401:metadata
376:Wikinews
251:database
247:websites
151:link rot
1379:Related
1338:Hashtag
1328:AtomPub
1243:Citizen
1233:Fiction
1136:Webtoon
868:Refback
815:General
795:Warblog
785:Reverse
780:Project
750:Lifelog
730:Fashion
710:Edublog
644:History
416:(¶), a
414:pilcrow
333:decades
237:Purpose
222:Blogger
203:dynamic
193:History
95:scholar
1343:NewsML
1311:Search
1306:Review
1052:Usenet
1006:Mashup
989:Social
980:RSS TV
970:GeoRSS
894:Thread
790:Travel
770:Police
740:Health
725:Family
495:(PURL)
97:
90:
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76:
68:
1316:Video
1212:Media
673:Types
501:(URI)
489:(DOI)
465:/>
390:Title
358:wikis
311:Both
243:cited
141:is a
102:JSTOR
88:books
1323:Atom
1301:Poll
1296:News
1080:Form
1067:XOXO
1062:XBEL
1042:OPML
975:MRSS
853:Ping
760:News
735:Food
720:Fake
456:href
444:link
441:<
430:HTML
396:Body
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459:=
450:=
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124:)
118:(
113:)
109:(
99:·
92:·
85:·
78:·
51:.
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