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Norbert Preining

PROFILE

Norbert Preining

Norbert contributed to arXiv’s arxiv-docs and arxiv-browse repositories by delivering robust documentation and workflow improvements for TeX and LaTeX submissions. He enhanced submission guidance, clarified TeX Live versioning, and introduced user-facing features such as a comprehensive fonts catalog, XeLaTeX font upload documentation, and image size guidelines with PNG optimization tooling. His work combined configuration management, technical writing, and DevOps practices, using Bash, LaTeX, and Markdown to streamline onboarding and reduce user errors. Norbert’s iterative, version-controlled updates addressed real-world submission issues, improved documentation accuracy, and provided maintainers and authors with actionable, up-to-date resources for complex submission workflows.

Overall Statistics

Feature vs Bugs

86%Features

Repository Contributions

31Total
Bugs
2
Commits
31
Features
12
Lines of code
122,706
Activity Months9

Work History

February 2026

3 Commits • 1 Features

Feb 1, 2026

February 2026: Delivered user-facing image size guidelines and PNG optimization tooling for arXiv submissions in arXiv/arxiv-docs, with a 34 MP submission size warning and png-pdftex-tool integration. Updated and simplified end-user documentation for image handling and PNG optimization, including minor LaTeX PNG handling typo fixes to reduce confusion. This work improves submission UX, reduces processing friction, and lays groundwork for efficient media handling in future releases.

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025 focused on delivering user-facing font management enhancements for arXiv/arxiv-docs, including a TeX Live 2025 Fonts Catalog with font filenames and a XeLaTeX Font Upload Documentation page. Also updated the documentation TOC to cover TL2025 and teTeX, with licensing warnings to reduce risk and improve usability for contributors and readers.

November 2025

6 Commits • 1 Features

Nov 1, 2025

November 2025 focused on elevating TeX Live 2025 documentation for arXiv submissions. Delivered a new 'TeX Live at arXiv' help page, consolidated and restructured content into a centralized TeX Live documentation hub, expanded guidance on supported compilers (XeLaTeX, pdfTeX) and font loading usage, and updated the FAQ with improved navigation and accurate links. These changes streamline the submission workflow, reduce support questions, and improve overall user experience for authors submitting TeX documents.

October 2025

3 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for arXiv/arxiv-docs: Implemented TeX Live 2025 compatibility documentation updates to guide users through TL2025 changes (hyperref/hyperxmp load order, minted v3 usage) and to address known compatibility gaps. Highlights include adding a Cleveref TL2025 problem list entry, clarifying minted v3 usage, and removing the need for frozencache options. All changes are documentation-only, driven by three commits in the arXiv/arxiv-docs repo.

September 2025

4 Commits • 3 Features

Sep 1, 2025

Monthly summary for 2025-09 focused on documentation and submission workflow improvements for arXiv/arxiv-docs. Emphasis on delivering clear guidance for TeX Live 2025 submissions and LaTeX cross-referencing workflows, with metadata field clarifications to reduce user errors.

June 2025

2 Commits • 1 Features

Jun 1, 2025

June 2025 monthly summary for arXiv/arxiv-docs: Strengthened LaTeX submission experience by expanding compatibility documentation for BibLaTeX/bbl formats and resolving a common caption labeling issue when using breqn with hyperref. Delivered targeted guidance and code snippets to reduce user confusion and support overhead, with measurable improvement in compatibility and stability across toolchains.

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025 — ArXiv Docs: FAQ Updates and HyperTeX Removal. Focused documentation refinement to improve clarity for authors and maintainers. Key actions included updating FAQs to clearly explain submission systems, TeX Live version considerations, and ignored-file handling, and removing outdated HyperTeX-related sections and TeX processing references. The update was captured in commit a10af0f727a62bcfc6a56b413739286aa0ba1a94. Impact: reduced support questions related to TeX workflows, improved onboarding for new users, and a leaner docs surface that is easier to maintain. Skills demonstrated: documentation best practices, content governance, version-controlled collaboration, domain knowledge of TeX workflows and submission systems.

April 2025

7 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for arXiv/arxiv-docs focusing on TeX submissions documentation and FAQ cleanup. Key features delivered: TeX Submissions Documentation Enhancements (reworked the TeX Submissions page for 1.5 and GenPDF, added a current TeX Live package list with links, updated supported processors and submission guidelines, fixed internal links, and removed fontmap references); and FAQ Documentation Cleanup removing obsolete case-sensitive filename guidance. Major bugs fixed: corrected internal links in submit_tex.md and removed outdated case-sensitive advice. Overall impact: improved documentation accuracy, navigation, and consistency across submission docs; reduced potential user confusion and support inquiries; better alignment with updated submission workflows. Technologies/skills demonstrated: content governance, cross-link integrity, version-controlled documentation, TeX workflow awareness, and collaboration across the docs team.

December 2024

3 Commits • 2 Features

Dec 1, 2024

Monthly work summary for 2024-12 focusing on delivering essential integration work and improving local/developer workflows for arXiv/arxiv-browse. Emphasis on business value: enabling LaTeXML rendering, smoother local development, and clearer production DB access.

Activity

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Quality Metrics

Correctness98.0%
Maintainability97.4%
Architecture95.4%
Performance95.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

BashLaTeXMarkdownShell

Technical Skills

ConfigurationConfiguration ManagementContent ManagementDevOpsDocumentationLaTeXTechnical Writingcontent managementdocumentationfont managementimage processingtechnical writingversion control

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

arXiv/arxiv-docs

Apr 2025 Feb 2026
8 Months active

Languages Used

MarkdownLaTeX

Technical Skills

Content ManagementDocumentationTechnical WritingLaTeXcontent managementdocumentation

arXiv/arxiv-browse

Dec 2024 Dec 2024
1 Month active

Languages Used

BashMarkdownShell

Technical Skills

ConfigurationConfiguration ManagementDevOpsDocumentation