Welcome to the OPTPDE Problem Collection
Contact DetailsPursuant to the General Data Protection Regulation, national data protection laws of the various Member States, and other privacy regulations, the responsible entity (“Controller”) is:
Universität Hamburg represented by the president
Universität Hamburg is a corporation under German public law, represented by Univ.-Prof. Dr. Hauke Heekeren, president of Universität Hamburg, Mittelweg 177, 20148 Hamburg.
Universität Hamburg Data Protection Officer contact details:Data Protection Officer Universität Hamburg
Mittelweg 177, 20148 Hamburg
A. Data processing
1. Accessing this website and creation of log filesinformation are collected every time this website is accessed or used. These data and information are stored in log files on the server and can include:
- IP address
- browser type / browser version
- date and time the website was accessed
- user Internet service provider
- user operating system
- referring website
- websites accessed by the User’s system through our website
The IP address is temporarily stored in the system as it is necessary to provide website access to the User’s computer. The IP address is retained while that website is being accessed.
These log files are stored to ensure website functionality, optimize the content of our website, and ensure the security of our IT system.
The data will be deleted when they are no longer needed for the purpose they were collected. For data collected to provide access to the website, this will be at the end of every session.
For log files, this will occur after 28 days at the latest. Some data may be preserved for a longer period of time, in which case user IP addresses are deleted or anonymized, rendering it impossible to link the data to any individual.
2. NewsletterNot applicable.
3. RegistrationNot applicable.
4. Mail formsNot applicable.
5. Email contactYou can contact the editorial board using the email addresses provided. In this case, the personal data provided in the email will be stored. This information will not be passed on to third parties, with the exception of 5.1 below.
This processing is lawful pursuant to Article 6 paragraph 1 lit. e GDPR in conjunction with Section 4 Hamburg data protection and privacy act (Hamburgisches Datenschutzgesetz, HmbDSG), where the processing of the personal data provided by you to process your inquiry is required to discharge our duties. Communication of additional information by you is voluntary, based on your consent pursuant to Article 6 paragraph 1 lit. a GDPR.
These data are only stored for the purposes of processing that communication and for the purposes stated in that communication.
5.1 Submission of Benchmark Problems by EmailWhen submitting a new problem for the inclusion into the collection, your contact data can be passed on to reviewers for the respective submission. After acceptance, your name will be published together with the benchmark to recognize the contributor.
6. Comment functionNot applicable.
B. Web analysis
1. MatomoIs deactivated on this site
2. etrackeretracker is deactivated on this site
3. Cookiesnot applicable.
C. Data transfer to third partiesIn case you submit a new problem to the benchmark collection, the document may be forwarded to, anonymous, referees and members of the editorial board. In this process, all personal information included by you into the submitted document will be forwarded.
D. Your rightsYou have the following rights:
- the right to information regarding personal data pertaining to you that is stored by us (Article 15 GDPR)
- the right to correction of any incorrect or incomplete personal information (Article 16 GDPR)
- the “right to be forgotten”: erasure of stored personal data insofar as the relevant data are not necessary for the exercise of the right of freedom of expression and information, for compliance with a legal obligation, for reasons of public interest, or the purposes of establishing, exercising, or defending a legal claim (Article 17 GDPR)
- the right to limited processing of personal data (Article 18 GDPR)
- the right to object to the processing of your data conducted in our legitimate interest, public interest, or for profiling purposes unless we can demonstrate compelling grounds for processing said data that outweighs your interests, rights, and freedoms or where the processing of said data is required for the establishment, exercise, or defense of a legal claim (Article 21, GDPR);
- the right to withdraw your consent to the collection, processing, and use of your personal data at any time with future effect (Article 7 paragraph 3 GDPR)—this means that the data processing related to that consent will no longer be carried out;
- the right to lodge a complaint with a supervisory authority where you believe the processing of personal data related to you is in breach of the GDPR (Article 77 GDPR)
E. Withdrawal of consent / objection to processingThe relevant declaration of consent indicates who you must contact to withdraw your consent.