AbstractSince 2020, TE Academy has established a reputation system leveraging on-chain proofs of knowledge and achievements. Moreover, by 2024, this system has evolved to enable reputation-based decision-making applications, such as TE Academy’s Reputation-based Weighted Voting, developed by Angela Kreitenweis, Octopus (8arms9brains), and Vitor Marthendal. This article explores the motivation, development, and impact of the TE Academy’s NFT reputation system. We examine the growth of achievem...