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first day of issue

postmark on a cover, postal card or stamped envelope franked on the first day the issue is authorized for use
Place philatelic_term Q825187
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first day of issue

Summary

first day of issue is a philatelic term[1]. It has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • first day of issue's instance of is recorded as philatelic term[3].
  • first day of issue is a type of postmark[4].
  • first day of issue's Commons category is recorded as First day covers[5].
  • first day of issue's facet of is recorded as first day cover[6].
  • first day of issue's facet of is recorded as first day sheet[7].

Body

Designation and Status

first day of issue's instance of is recorded as philatelic term[3].

Why It Matters

first day of issue has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[2] It is known by 19 alternative names across languages and contexts.[8]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [8] ↑ . 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). first day of issue. Retrieved May 3, 2026, from https://4ort.xyz/entity/first-day-of-issue
MLA “first day of issue.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/first-day-of-issue.
BibTeX @misc{4ortxyz_first-day-of-issue_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{first day of issue}}, year = {2026}, url = {https://4ort.xyz/entity/first-day-of-issue}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): first day of issue — https://4ort.xyz/entity/first-day-of-issue (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/first-day-of-issue · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 18d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 1Pvwax
    Instance of → philatelic term
    Aliases → —
    Instance of → —
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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