発信 はっしん否認 ひにん不能 ふのうであれば
hasshinno hinin funōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 発信の否認不能

1. If/when dissemination is undeniable.; If/when it’s undeniable that it was sent.

Ba Conditional
Computing