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ISO 8601

International standards for dates and times
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ISO 8601

Summary

ISO 8601 is an ISO standard[1]. It ranks in the top 2% of iso_standard entities by monthly Wikipedia readership (6,609 views/month).[2]

Key Facts

  • ISO 8601's image is recorded as ISO 8601 explanation.svg[3].
  • ISO 8601's instance of is recorded as ISO standard[4].
  • ISO 8601's based on is recorded as Gregorian calendar[5].
  • ISO 8601's has use is recorded as year[6].
  • ISO 8601's has use is recorded as month[7].
  • ISO 8601's has use is recorded as day[8].
  • ISO 8601's Commons category is recorded as ISO 8601[9].
  • ISO 8601's determination method or standard is recorded as writing[10].
  • ISO 8601's ISO standard is recorded as 8601[11].
  • ISO 8601's has part is recorded as ISO 8601 basic format[12].
  • ISO 8601's has edition or translation is recorded as ISO 8601:2004: Data elements and interchange formats—Information interchange—Representation of dates and times[13].
  • ISO 8601's has edition or translation is recorded as ISO 8601:1988: Data elements and interchange formats—Information interchange—Representation of dates and times[14].
  • ISO 8601's has edition or translation is recorded as ISO 8601:2000: Data elements and interchange formats—Information interchange—Representation of dates and times[15].
  • ISO 8601's main subject is recorded as date and time notation[16].
  • ISO 8601's replaces is recorded as ISO 3307[17].
  • ISO 8601's uses is recorded as zero-based numbering[18].
  • ISO 8601's implementation of is recorded as International Organization for Standardization[19].
  • ISO 8601's International Classification for Standards is recorded as 01.140.30[20].
  • ISO 8601's Namuwiki ID is recorded as ISO 8601[21].
  • ISO 8601's GitHub topic is recorded as iso-8601[22].
  • ISO 8601's GitLab topic ID is recorded as iso-8601[23].
  • ISO 8601's GitLab topic ID is recorded as iso8601[24].

Body

Designation and Status

ISO 8601's instance of is recorded as ISO standard[4].

Why It Matters

ISO 8601 ranks in the top 2% of iso_standard entities by monthly Wikipedia readership (6,609 views/month).[2] It has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[25] It is known by 3 alternative names across languages and contexts.[26]

Related Entities

Suriname

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [25] ↑ . Wikidata sitelinks. wikidata.org.
  3. [26] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). ISO 8601. Retrieved May 3, 2026, from https://4ort.xyz/entity/iso-8601
MLA “ISO 8601.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/iso-8601.
BibTeX @misc{4ortxyz_iso-8601_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ISO 8601}}, year = {2026}, url = {https://4ort.xyz/entity/iso-8601}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ISO 8601 — https://4ort.xyz/entity/iso-8601 (retrieved 2026-05-03)

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