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Published

October 23

vr.tr.october-23 · thing-q2958

Let an agent handle October 23 as a calendar date with weekday computation, observances attributed to their traditions and sourced events.

Thing Registry Cross-cutting context XCT.TME
Bundle → Layer → Finding → QuestionsClassifiersWhat it isWhy it existsDistinguishing featuresWhat robots and AI may and may not doMoral aspectsOwnersLinks to other meta-modelsIdentity and identifiersDirect propertiesRecognitionCapabilities and actionsHazards and failure modesStandards and interfacesContext of useSources

Bundle → Layer → Finding → Questions Filled

4 bundles · 8 layers · 8 findings · 16 questions

Date Calendar facts.

Weekday

Computation.

Weekday

Weekday.

  1. On which weekday does October 23 fall in this year? measurement
  2. Is it a leap year? boundary

Calendar

Julian or Gregorian.

Calendar

Calendar system.

  1. Is the Julian or Gregorian calendar meant? boundary
  2. What is the equivalent date in the other calendar? measurement
Observances Holidays.

Holiday

Public holiday.

Holiday

Holiday status.

  1. Is October 23 a public holiday or observance here? provenance
  2. Which tradition or law sets it? provenance

Attribution

Traditions.

Attribution

Attributed observances.

  1. Which countries or communities observe something on this date, according to them? provenance
  2. Is the observance attributed rather than assumed? boundary
History Past events.

Events

On this day.

Events

Historical events.

  1. Which notable events happened on October 23, according to reliable sources? provenance
  2. Are dates given in the same calendar? boundary

Anniversaries

Recurring.

Anniversaries

Anniversaries.

  1. Which anniversaries fall on this date this year? provenance
  2. Which are round numbers? measurement
Planning Scheduling.

Countdown

Days until.

Countdown

Countdown.

  1. How many days until the next October 23? measurement
  2. From which date? definition

Work

Working day.

Work

Working day.

  1. Is it a working day for this organisation? provenance
  2. Do deadlines move? boundary

Classifiers Filled

Family
Thing Registry
Category
Cross-cutting context
Entry kind
thing
Plane
XCT
Domain
XCT.TME

What it is Filled

October 23, day 296 (day 297 in leap years) of the year in the Gregorian calendar, with 69 days remaining in both common and leap years. October 23 is Republic Day in Hungary marking the 1956 uprising and the 1989 proclamation of the republic, Mole Day for chemists, Chulalongkorn Day in Thailand, and the anniversary of the 1983 Beirut barracks bombings and of the 2002 Moscow theatre hostage crisis.

Why it exists Filled

Let an agent handle October 23 as a calendar date with weekday computation, observances attributed to their traditions and sourced events.

Distinguishing features Filled

  • The twenty-third day of October
  • Weekday varies by year
  • Observances vary by place
  • Julian and Gregorian dates differ by 13 days in this era

What robots and AI may and may not do Filled

Must not

  • Treat the 1956 Hungarian uprising in a partisan or dismissive way.
  • Present Mole Day or Chulalongkorn Day as universal observances.
  • List on-this-day events without a source.
  • Mix Julian and Gregorian dates for events before the calendar change.

Only with a human decision

  • Scheduling public messages tied to a national commemoration on October 23.

May

  • Give the day number of October 23 and its observances, such as Hungary's national holiday and Mole Day.
  • Report historical events on this date from sourced chronologies.

Moral aspects Filled

  • The uprising of 1956 is mourned and honoured in Hungary.
  • Royal commemorations in Thailand are subject to strict laws and deep respect.

Who is affected

  • People of Hungary
  • People of Thailand
  • Readers

Owners Filled

Steward

Nobody: the public calendar held in common; each observance belongs to the body that set it.

Links to other meta-models Filled

parent

  • Q11187283 - registry parent class

related

  • October - month
  • October 22 - date
  • calendar date - category
  • ISO 8601 - notation

What else AI and robots need to interact with it Filled

Identity and identifiers required Filled

  • Vercy registry: vr.tr.october-23
  • Wikidata: Q2958 (https://www.wikidata.org/wiki/Q2958)
  • ISO 8601: --10-23 recurring date

Direct properties not applicable Not applicable

  • day of year: 296 or 297 day - common year, leap year where different
  • days remaining: 69 days

Plane XCT: no invented physical properties.

Recognition optional Filled

  • Written 23 October or October 23
  • ISO format --10-23
  • Observances vary by country and tradition
  • A date on calendars.

Capabilities and actions required Filled

  • compute its weekday in a given year
  • check local and international observances
  • find sourced historical events
  • schedule events

Hazards and failure modes required Filled

  • Assuming observances are universal
  • Unsourced on-this-day events
  • Mixing Julian and Gregorian dates

Standards and interfaces required Filled

  • ISO 8601
  • National public holiday laws

Context of use required Filled

  • A calendar date for scheduling, holidays and anniversaries.
  • the recurring calendar date
  • specific dated days in given years

Sources Filled

  1. Wikidata item Q2958: October 23 - identity and sense of the item
  2. Wikipedia: October 23 - general description of the item

Open questions

  • Should dated days be separate entries?
  • How should observances be linked?
  • How should events be sourced?

Machine files

Card as JSON Specification Card backlog vercy.card/1

Provenance

thing registry research (pass 2) · unreviewed

Built from: models/things/publications/thing-q2958/spec.json