ISO 10021
E749674
ISO 10021 is an international standard that defines the Message Handling System (MHS) architecture and protocols for electronic mail in the OSI (Open Systems Interconnection) environment.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ISO 10021 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8650254 — 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: ISO 10021 Context triple: [RFC 1443, relatesToStandard, ISO 10021]
-
A.
ISO 2108
ISO 2108 is the international standard that defines the structure and use of the International Standard Book Number (ISBN) system for identifying books and related publications.
-
B.
ISO 10957
ISO 10957 is the international standard that defines the International Standard Music Number (ISMN) system used to uniquely identify printed music publications worldwide.
-
C.
ISO 15930
ISO 15930 is an international standard that defines the PDF/X family of specifications for reliable, press-ready digital file exchange in the graphic arts and printing industries.
-
D.
ISO 10962
ISO 10962 is an international standard that defines the Classification of Financial Instruments (CFI) code used to categorize and identify types of financial instruments worldwide.
-
E.
ISO/IEC 21000
ISO/IEC 21000 is the international MPEG-21 multimedia framework standard that defines a comprehensive architecture for the creation, delivery, and consumption of digital multimedia content.
- 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: ISO 10021 Target entity description: ISO 10021 is an international standard that defines the Message Handling System (MHS) architecture and protocols for electronic mail in the OSI (Open Systems Interconnection) environment.
-
A.
ISO 2108
ISO 2108 is the international standard that defines the structure and use of the International Standard Book Number (ISBN) system for identifying books and related publications.
-
B.
ISO 10957
ISO 10957 is the international standard that defines the International Standard Music Number (ISMN) system used to uniquely identify printed music publications worldwide.
-
C.
ISO 15930
ISO 15930 is an international standard that defines the PDF/X family of specifications for reliable, press-ready digital file exchange in the graphic arts and printing industries.
-
D.
ISO 10962
ISO 10962 is an international standard that defines the Classification of Financial Instruments (CFI) code used to categorize and identify types of financial instruments worldwide.
-
E.
ISO/IEC 21000
ISO/IEC 21000 is the international MPEG-21 multimedia framework standard that defines a comprehensive architecture for the creation, delivery, and consumption of digital multimedia content.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
ISO standard
ⓘ
international standard ⓘ |
| alignedWith | CCITT X.400 series NERFINISHED ⓘ |
| appliesTo |
Message Handling System
ⓘ
electronic mail ⓘ |
| basedOnModel | Open Systems Interconnection model NERFINISHED ⓘ |
| concerns |
message delivery
ⓘ
message notification ⓘ message storage ⓘ message submission ⓘ message transfer ⓘ |
| defines |
MHS addressing principles
ⓘ
MHS management features ⓘ MHS naming principles ⓘ MHS security features ⓘ Message Handling System architecture ⓘ Message Handling System protocols ⓘ Message Store roles ⓘ Message Transfer Agent roles ⓘ User Agent roles ⓘ electronic mail services in OSI environment ⓘ protocol elements for MHS ⓘ service elements for MHS ⓘ |
| domain |
computer networking
ⓘ
electronic messaging ⓘ telecommunications ⓘ |
| goal | standardize electronic mail in OSI environment ⓘ |
| partOf | OSI messaging standards NERFINISHED ⓘ |
| publishedBy | International Organization for Standardization ⓘ |
| relatedTo | X.400 NERFINISHED ⓘ |
| specifies |
MHS functional architecture
ⓘ
MHS protocols ⓘ MHS services ⓘ interpersonal messaging services ⓘ message store functions ⓘ message transfer system ⓘ user agent functions ⓘ |
| standardType |
communication protocol standard
ⓘ
messaging architecture standard ⓘ |
| supports |
interoperable electronic mail systems
ⓘ
multi-vendor messaging interoperability ⓘ store-and-forward messaging ⓘ |
| uses |
OSI application layer
NERFINISHED
ⓘ
OSI presentation layer NERFINISHED ⓘ OSI session layer NERFINISHED ⓘ |
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: ISO 10021 Description of subject: ISO 10021 is an international standard that defines the Message Handling System (MHS) architecture and protocols for electronic mail in the OSI (Open Systems Interconnection) environment.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.