Gutiérrez Gómez, EdgarMoscoso Paucarchuco, Ketty MarilúBeraún Espíritu, Manuel MichaelMoreno Menéndez, Fabricio MiguelFernández Jaime, Rafael JesúsPaco Huamani, Wilfredo FredyVásquez Ramírez, Michael RaiserSandoval Trigos, Jesús César2026-04-152026-04-152023https://doi.org/10.5281/zenodo.10224095https://hdl.handle.net/20.500.14388/120The purpose of this research is to analyze the characteristics of the Mass Pampay ritual (burying an offering with special objects) of the peasants on the summit of the snow-capped Apu Razuhuillca located in the Andes of Peru at 4,800 meters above sea level as (t,i,f)-Neutrosophic social structure. The essence is to explain the syncretic relationship between the Catholic religion and the ancestral Andean philosophy that has survived over time for generations. The method of study is a survey of the natives and tourists, believer or not in the sacred power of the Apu (Andean God) that provides spiritual security to the pilgrims on special dates of the Andean calendar, which is July 31 of each year, the ceremony on the eve of the Andean custom to the branding of cattle in honor of the feast of “Taita Santiago”. We measure approximately the degree of certainty, ignorance, and contradiction which are present in this traditionenghttps://purl.org/coar/access_right/c_abf2Peruvian Cultural traditions(t,i,f)-structure(t,i,f)- Neutrosophic social structureRefined I-Neutrosophic StructureNeutrosophic Statistics.info:eu-repo/semantics/article