CertiChain – A Blockchain-Based Framework for Digital Certificate Verification. Indian Journal of Engineering Research Networking and Development (Online ISSN:3048-7676), [S. l.], v. 2, n. 05, 2025. DOI: 10.1234/1fhmga20. Disponível em: https://www.ijernd.com/index.php/2024/article/view/56.. Acesso em: 17 apr. 2026.