Putra Santoso, R., and R. R. Judhie Putra. “IPFS–Blockchain-Based Block for Higher Education Diploma Originality”. Jurnal Komputer Teknologi Informasi Sistem Komputer (JUKTISI), vol. 4, no. 3, Jan. 2026, pp. 1993-9, doi:10.62712/juktisi.v4i3.780.