Rishi: Traditionally ascribed within the Vājasaneyin transmission to the ritual lineage (often linked to Yājñavalkya in later attribution); specific ṛṣi not marked in the provided excerpt.
Devata: Ājya/Apas (ghee as waters), with Agni as the receiving deity by ritual function.
Chandas: Triṣṭubh (by cadence and pāda length; typical of RV-style ājya-dhārā hymnic diction).