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Published

August 17

vr.tr.august-17 · thing-q2827

Let an agent handle August 17 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 August 17 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 August 17 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 August 17, 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 August 17? 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

August 17, day 229 (day 230 in leap years) of the year in the Gregorian calendar, with 136 days remaining in both common and leap years. August 17 is Independence Day in Indonesia marking the 1945 proclamation and in Gabon marking 1960, and the anniversary of the first publication of George Orwell s Animal Farm in 1945.

Why it exists Filled

Let an agent handle August 17 as a calendar date with weekday computation, observances attributed to their traditions and sourced events.

Distinguishing features Filled

  • The seventeenth day of August
  • 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

  • Confuse independence days of different countries on August 17.
  • Schedule events that clash with a national day without checking local holidays.
  • Present contested historical events on that date from one side only.

Only with a human decision

  • Scheduling a public event in a country on its national day.

May

  • State August 17's day number and remaining days correctly for common and leap years.
  • Name national days on August 17, such as Indonesia's Independence Day, citing official sources.

Moral aspects Filled

  • Independence days carry national pride and memory of colonial rule.

Who is affected

  • Citizens of the countries concerned
  • People relying on dates

Owners Filled

Steward

Nobody owns a date; states set their own national days.

Links to other meta-models Filled

parent

  • Q11185437 - registry parent class

related

  • August - month
  • August 16 - 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.august-17
  • Wikidata: Q2827 (https://www.wikidata.org/wiki/Q2827)
  • ISO 8601: --08-17 recurring date

Direct properties not applicable Not applicable

  • day of year: 229 or 230 day - common year, leap year where different
  • days remaining: 136 days

Plane XCT: no invented physical properties.

Recognition optional Filled

  • Written 17 August or August 17
  • ISO format --08-17
  • 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 Q2827: August 17 - identity and sense of the item
  2. Wikipedia: August 17 - 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-q2827/spec.json