Markus Oberhumer
E386199
Markus Oberhumer is an Austrian software developer best known as the creator of the UPX executable packer and contributor to various open-source compression and optimization tools.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Markus Oberhumer canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3763577 — 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: Markus Oberhumer Context triple: [UPX, originalAuthor, Markus Oberhumer]
-
A.
Jochen Theodorou
Jochen Theodorou is a core contributor and long-time maintainer of the Groovy programming language, known for shaping its design and implementation in the JVM ecosystem.
-
B.
Markus Huber
Markus Huber is a notable individual recognized for achievements significant enough to be distinctly associated with the surname Huber.
-
C.
Johannes Eisermann
Johannes Eisermann is a scholar known for his professorship at the European University Viadrina in Frankfurt (Oder), where he has made notable academic contributions.
-
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.
Peter von Aspelt
Peter von Aspelt was a prominent early 14th-century Archbishop of Mainz and influential statesman who played a key role in the politics of the Holy Roman Empire, including the election of multiple German kings.
- 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: Markus Oberhumer Target entity description: Markus Oberhumer is an Austrian software developer best known as the creator of the UPX executable packer and contributor to various open-source compression and optimization tools.
-
A.
Jochen Theodorou
Jochen Theodorou is a core contributor and long-time maintainer of the Groovy programming language, known for shaping its design and implementation in the JVM ecosystem.
-
B.
Markus Huber
Markus Huber is a notable individual recognized for achievements significant enough to be distinctly associated with the surname Huber.
-
C.
Johannes Eisermann
Johannes Eisermann is a scholar known for his professorship at the European University Viadrina in Frankfurt (Oder), where he has made notable academic contributions.
-
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.
Peter von Aspelt
Peter von Aspelt was a prominent early 14th-century Archbishop of Mainz and influential statesman who played a key role in the politics of the Holy Roman Empire, including the election of multiple German kings.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
executable packer
ⓘ
open-source contributor ⓘ person ⓘ software developer ⓘ |
| areaOfActivity | free and open-source software ⓘ |
| contributedTo |
open-source compression tools
ⓘ
open-source optimization tools ⓘ |
| countryOfCitizenship | Austria ⓘ |
| developer |
John Reiser
ⓘ
Laszlo Molnar ⓘ Markus Oberhumer self-linksurface differs ⓘ |
| field |
data compression
ⓘ
software optimization ⓘ systems programming ⓘ |
| gender | male ⓘ |
| knownFor |
UPX
ⓘ
UPX ⓘ
surface form:
Ultimate Packer for eXecutables
|
| license | GNU General Public License ⓘ |
| nationality | Austrian ⓘ |
| notableWork |
UPX
ⓘ
surface form:
UPX executable packer
|
| occupation |
programmer
ⓘ
software engineer ⓘ |
| programmingLanguage | C ⓘ |
| softwareCreated | UPX ⓘ |
| softwareDomain |
binary packing
ⓘ
code optimization ⓘ executable compression ⓘ |
| useCase |
binary size optimization
ⓘ
executable compression ⓘ |
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: Markus Oberhumer Description of subject: Markus Oberhumer is an Austrian software developer best known as the creator of the UPX executable packer and contributor to various open-source compression and optimization tools.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
UPX