Affiliation logo sources

Downloaded from official institution websites on 2026-11-03. Marks belong to their respective institutions and are used only to identify affiliations.

• pku.png: https://www.pku.edu.cn/pku_logo_red.png (official homepage touch icon).
• cqu.png: https://www.cqu.edu.cn/images/logo1.png (official homepage logo).
• cqu-emblem.svg: emblem-only viewport of the official cqu.png asset; original colors and emblem artwork preserved.
• bytedance.svg: decoded SVG from the official homepage header at https://www.bytedance.com/.
• longcat.png: https://s3plus.meituan.net/aigc-media-resources/longcat/big-cat-logo.png (social preview mark referenced by https://longcat.ai/).
• shailab.png: https://www.shlab.org.cn/static/asset/img/share-logo.png (official social preview logo).
• usc.png: https://www.usc.edu/wp-content/themes/usc-communications-2023/favicon/apple-touch-icon.png (official homepage touch icon).

All assets are served locally; page loads do not depend on these external URLs.