← Back to catalogue
Published

August 19

vr.tr.august-19 · thing-q2829

Let an agent handle August 19 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 19 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 19 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 19, 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 19? 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 19, day 231 (day 232 in leap years) of the year in the Gregorian calendar, with 134 days remaining in both common and leap years. August 19 is World Humanitarian Day, designated by the UN in memory of the 2003 bombing of its Baghdad headquarters, Independence Day in Afghanistan marking the 1919 treaty with Britain, World Photography Day, and the anniversary of the death of the Roman emperor Augustus in 14 CE and of the start of the 1991 coup attempt in the Soviet Union.

Why it exists Filled

Let an agent handle August 19 as a calendar date with weekday computation, observances attributed to their traditions and sourced events.

Distinguishing features Filled

  • The nineteenth 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

  • Treat these observances as universal.
  • Repeat on-this-day events without a source.
  • Use humanitarian commemorations for fundraising without authority.
  • Mix calendars without saying which.

Only with a human decision

  • Publishing a commemoration that names victims.

May

  • State the position of August 19 in the Gregorian year and its sourced observances.
  • Explain World Humanitarian Day and the attack it remembers, with attribution.

Moral aspects Filled

  • The date remembers aid workers killed in an attack.
  • Afghanistan's independence day sits within contested politics.

Who is affected

  • Aid workers and families
  • Communities marking the date

Owners Filled

Steward

Nobody owns a date; the Gregorian calendar is held in common.

Links to other meta-models Filled

parent

  • Q11186284 - registry parent class
  • Q205892 - registry parent class

related

  • August - month
  • August 18 - 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-19
  • Wikidata: Q2829 (https://www.wikidata.org/wiki/Q2829)
  • ISO 8601: --08-19 recurring date

Direct properties not applicable Not applicable

  • day of year: 231 or 232 day - common year, leap year where different
  • days remaining: 134 days

Plane XCT: no invented physical properties.

Recognition optional Filled

  • Written 19 August or August 19
  • ISO format --08-19
  • 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 Q2829: August 19 - identity and sense of the item
  2. Wikipedia: August 19 - 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-q2829/spec.json