According to the Theravāda tradition, the formation of what is now called the Tripiṭaka is rooted above all in the great communal act of remembrance that took place at the First Buddhist Council. Shortly after the Buddha’s passing, the elder Mahākassapa (Mahakasyapa) is said to have presided over an assembly of arahants, guiding and safeguarding the process by which the teachings were recited and organized. In this setting, Ānanda, the Buddha’s close attendant, recited the discourses that became the basis of the Sutta Piṭaka, while Upāli recited the monastic rules that formed the core of the Vinaya Piṭaka. The image that emerges is not of solitary authorship, but of a circle of realized disciples collectively stabilizing the living word of the Teacher.

Later councils are portrayed as further clarifying and consolidating this early work rather than originating it anew. At the Second Council, elders such as Yasa and Revata are remembered for addressing disciplinary issues and reaffirming the established Vinaya and teachings. At the Third Council, held under the patronage of Emperor Aśoka, the elder Moggaliputta Tissa is especially associated with systematizing doctrine and shaping the understanding of what came to be regarded as the Abhidhamma Piṭaka and the canon as a whole. These figures, together with the largely unnamed generations of monks and nuns who memorized, recited, and transmitted the texts, stand as the principal human agents through whom the Tripiṭaka took recognizable form.

Seen in this light, the Tripiṭaka is less a single authored work and more a carefully tended field of memory and insight. The Buddha’s own teachings form the seed, but the cultivation of that seed depended on the disciplined recollection of Ānanda and Upāli, the leadership of elders such as Mahākassapa, and the doctrinal discernment of later masters like Moggaliputta Tissa. The councils did not merely fix words; they sought to preserve a living Dhamma, testing, confirming, and arranging it so that future generations could approach it as a coherent path.