Werner Koch
E53185
Werner Koch is a German free software developer best known as the principal author and maintainer of the GNU Privacy Guard (GnuPG) encryption software.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Werner Koch canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T400584 — 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: Werner Koch Context triple: [Award for the Advancement of Free Software, notableRecipient, Werner Koch]
-
A.
Theo de Raadt
Theo de Raadt is a Canadian software engineer best known as the founder and leader of the OpenBSD and OpenSSH projects, and as a prominent advocate for free and secure software.
-
B.
Linus Torvalds
Linus Torvalds is a Finnish-American software engineer best known as the creator and principal developer of the Linux kernel, the core of the widely used Linux operating system.
-
C.
Wietse Venema
Wietse Venema is a Dutch software engineer and security researcher best known for creating the Postfix mail transfer agent and other influential open-source security tools.
-
D.
Tobias Nipkow
Tobias Nipkow is a German computer scientist known for his influential work in interactive theorem proving and formal verification, particularly through his contributions to the Isabelle proof assistant.
-
E.
Eric Raymond
Eric Raymond is an American software developer, open-source advocate, and author best known for his influential essay collection "The Cathedral and the Bazaar," which helped popularize and legitimize the open-source software movement.
- 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: Werner Koch Target entity description: Werner Koch is a German free software developer best known as the principal author and maintainer of the GNU Privacy Guard (GnuPG) encryption software.
-
A.
Theo de Raadt
Theo de Raadt is a Canadian software engineer best known as the founder and leader of the OpenBSD and OpenSSH projects, and as a prominent advocate for free and secure software.
-
B.
Linus Torvalds
Linus Torvalds is a Finnish-American software engineer best known as the creator and principal developer of the Linux kernel, the core of the widely used Linux operating system.
-
C.
Wietse Venema
Wietse Venema is a Dutch software engineer and security researcher best known for creating the Postfix mail transfer agent and other influential open-source security tools.
-
D.
Tobias Nipkow
Tobias Nipkow is a German computer scientist known for his influential work in interactive theorem proving and formal verification, particularly through his contributions to the Isabelle proof assistant.
-
E.
Eric Raymond
Eric Raymond is an American software developer, open-source advocate, and author best known for his influential essay collection "The Cathedral and the Bazaar," which helped popularize and legitimize the open-source software movement.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
German person
ⓘ
free software developer ⓘ human ⓘ software developer ⓘ |
| associatedWith |
Free Software Foundation
ⓘ
GNU Project ⓘ |
| countryOfCitizenship | Germany ⓘ |
| developed |
GNU Privacy Guard
ⓘ
GNU Privacy Guard ⓘ
surface form:
GnuPG
|
| employer |
GNU Privacy Guard
ⓘ
surface form:
GnuPG project
|
| familyName | Koch ⓘ |
| fieldOfWork |
computer security
ⓘ
cryptography ⓘ free software ⓘ |
| focusesOn |
data protection
ⓘ
privacy ⓘ secure communication ⓘ |
| givenName | Werner ⓘ |
| influencedBy |
Free Software Foundation ideals
ⓘ
PGP ⓘ
surface form:
Pretty Good Privacy
|
| knownFor |
maintainer of GNU Privacy Guard
ⓘ
principal author of GNU Privacy Guard ⓘ |
| movement | free software movement ⓘ |
| name | Werner Koch self-link ⓘ |
| nationality | Germany ⓘ |
| notableFor | creating a free replacement for PGP ⓘ |
| notableWork |
GNU Privacy Guard
ⓘ
GNU Privacy Guard ⓘ
surface form:
GnuPG
|
| occupation |
computer programmer
ⓘ
software developer ⓘ |
| programmingLanguageUsed |
C
ⓘ
C++ ⓘ |
| residence | Germany ⓘ |
| role |
lead maintainer of GnuPG
ⓘ
principal author of GnuPG ⓘ |
| softwareLicenseUsed | GNU General Public License ⓘ |
| softwareLicensingAdvocacy | free and open-source software ⓘ |
| softwareProject |
GNU Privacy Guard
ⓘ
Gpg4win ⓘ |
| softwareTypeDeveloped |
email encryption software
ⓘ
encryption software ⓘ public-key cryptography software ⓘ |
| supports |
RFC 4880
ⓘ
surface form:
OpenPGP standard
|
| supportsStandard |
RFC 4880
ⓘ
surface form:
OpenPGP
S/MIME ⓘ |
| website | https://gnupg.org/ ⓘ |
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: Werner Koch Description of subject: Werner Koch is a German free software developer best known as the principal author and maintainer of the GNU Privacy Guard (GnuPG) encryption software.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.