Video/Slides upload Title: A Trustworthy Evaluation System Based on Blockchain Authors: Haokai Ji, Chundong Wang, Xu Jiao, Xiuliang Mo and Wenjun Yang Paper ID: (Paper ID given by EasyChair/CMT. This number will be used for author verification.) Video file: Uploaded and private public access author access only Slide file: Uploaded and author access only public access author access only Submit