General Conference on Weights and Measures
E249343
The General Conference on Weights and Measures is the international authority that makes key decisions on the global system of units (SI), including defining and revising fundamental measurement standards.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T2184473 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: General Conference on Weights and Measures Context triple: [International Bureau of Weights and Measures, hasOrgan, General Conference on Weights and Measures]
-
A.
International Bureau of Weights and Measures
The International Bureau of Weights and Measures is an international organization that maintains the global system of units (SI) and ensures worldwide uniformity of measurements and time standards.
-
B.
26th General Conference on Weights and Measures
The 26th General Conference on Weights and Measures was the 2018 international meeting where member states adopted a landmark revision of the SI, redefining several base units in terms of fundamental physical constants.
-
C.
International Bureau
The International Bureau is the permanent secretariat and administrative center of the Universal Postal Union, responsible for coordinating international postal activities and supporting member countries.
-
D.
International System of Units
The International System of Units is the globally accepted standard for measurement, defining a coherent set of base and derived units used in science, industry, and everyday life.
-
E.
Metre Convention
The Metre Convention is an 1875 international treaty that established a global framework for standardizing measurements, leading to the creation of the modern metric system and its governing institutions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: General Conference on Weights and Measures Target entity description: The General Conference on Weights and Measures is the international authority that makes key decisions on the global system of units (SI), including defining and revising fundamental measurement standards.
-
A.
International Bureau of Weights and Measures
The International Bureau of Weights and Measures is an international organization that maintains the global system of units (SI) and ensures worldwide uniformity of measurements and time standards.
-
B.
26th General Conference on Weights and Measures
The 26th General Conference on Weights and Measures was the 2018 international meeting where member states adopted a landmark revision of the SI, redefining several base units in terms of fundamental physical constants.
-
C.
International Bureau
The International Bureau is the permanent secretariat and administrative center of the Universal Postal Union, responsible for coordinating international postal activities and supporting member countries.
-
D.
International System of Units
The International System of Units is the globally accepted standard for measurement, defining a coherent set of base and derived units used in science, industry, and everyday life.
-
E.
Metre Convention
The Metre Convention is an 1875 international treaty that established a global framework for standardizing measurements, leading to the creation of the modern metric system and its governing institutions.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
intergovernmental organization
ⓘ
international standards body ⓘ metrology organization ⓘ |
| abbreviation | SI ⓘ |
| adopts |
definitions of fundamental physical constants used in metrology
ⓘ
resolutions on SI units and prefixes ⓘ |
| convenesAt | International Bureau of Weights and Measures ⓘ |
| country | France ⓘ |
| defines |
base units of the International System of Units
ⓘ
derived units of the International System of Units ⓘ |
| fieldOfWork |
international system of units
ⓘ
measurement standards ⓘ metrology ⓘ |
| foundedBy | Metre Convention ⓘ |
| hasMember |
associate states and economies of the CGPM
ⓘ
states party to the Metre Convention ⓘ |
| hasSubsidiaryBody | International Committee for Weights and Measures ⓘ |
| headquartersLocation |
Sèvres, France
ⓘ
linked to:
Sèvres
|
| inception | 1875 ⓘ |
| introduced | new SI prefixes such as ronna and quetta ⓘ |
| jurisdiction | international ⓘ |
| legalBasis |
Treaty of the Metre
ⓘ
linked to:
Metre Convention
|
| locatedIn |
International Bureau of Weights and Measures campus
ⓘ
Pavillon de Breteuil ⓘ |
| meetsEvery | four years ⓘ |
| notableEvent | 2018 decision to redefine the SI based on fixed numerical values of fundamental constants ⓘ |
| numberOfAssociates | approximately 40 associate states and economies ⓘ |
| numberOfMemberStates | approximately 60 member states ⓘ |
| officialLanguage |
English
ⓘ
French ⓘ |
| oversees | International Bureau of Weights and Measures ⓘ |
| parentOrganization |
Metre Convention member states
ⓘ
linked to:
Metre Convention
|
| purpose |
to ensure worldwide uniformity of measurements
ⓘ
to establish and maintain the International System of Units ⓘ |
| responsibleFor | International System of Units ⓘ |
| revised |
definition of the ampere
ⓘ
definition of the candela ⓘ definition of the kelvin ⓘ definition of the kilogram ⓘ definition of the metre ⓘ definition of the mole ⓘ definition of the second ⓘ |
| sessionNumber | first session held in 1889 ⓘ |
| shortName |
CGPM
ⓘ
linked to:
General Conference on Weights and Measures
Conférence générale des poids et mesures ⓘ
linked to:
General Conference on Weights and Measures
|
| supervises | International Committee for Weights and Measures ⓘ |
| website | https://www.bipm.org/en/cgpm ⓘ |
| worksWith |
international standards organizations
ⓘ
national metrology institutes ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: General Conference on Weights and Measures Description of subject: The General Conference on Weights and Measures is the international authority that makes key decisions on the global system of units (SI), including defining and revising fundamental measurement standards.
Referenced by (23)
Full triples — surface form annotated when it differs from this entity's canonical label.
International Bureau of Weights and Measures
→
hasOrgan
→
General Conference on Weights and Measures
ⓘ
International Bureau of Weights and Measures
→
parentOrganization
→
General Conference on Weights and Measures
ⓘ
26th General Conference on Weights and Measures
→
organizedBy
→
General Conference on Weights and Measures (CGPM)
ⓘ
linked to: General Conference on Weights and Measures
linked to: General Conference on Weights and Measures
linked to: General Conference on Weights and Measures
linked to: General Conference on Weights and Measures
linked to: General Conference on Weights and Measures
International Committee for Weights and Measures
→
worksWith
→
General Conference on Weights and Measures
ⓘ
International Committee for Weights and Measures
→
subordinateTo
→
General Conference on Weights and Measures
ⓘ
27th General Conference on Weights and Measures
→
isEditionOf
→
General Conference on Weights and Measures series of meetings
ⓘ
linked to: General Conference on Weights and Measures