@inproceedings{zou-etal-2026-tether, title = "{TETHER}: Training-Free, Elastic, {T}o{C}-Anchored Hierarchy Extraction and Recovery in Design-Driven Long Documents", author = "Zou, Yu and Chen, Yan and Zeng, Jialei and Zhou, Xiaorui and Zhong, Aixi and Zhou, Qi and You, Haoran and Jiang, Ke and Hu, Changyu", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.emnlp-main.2354/", pages = "53469--53479", ISBN = "979-8-89176-459-0" }