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This dataset (database structure, measured content, and photographs taken by the authors) is licensed under CC BY 4.0. You are free to share and adapt the material for any purpose, provided you give appropriate credit.

Full license text: https://creativecommons.org/licenses/by/4.0/legalcode

(c) 2026 Institute for Mechatronics in Mechanics (iMEK), Hamburg University of Technology.