This document, available in its original form through this link, certifies that on the day 2023-03-22 10:55:56 UTC, the user "Marco Bulfon" filed the creative work "Acqua: 3.400 miliardi di litri dispersi ogni anno" in the Patamu Registry, with file number 199821
The exact date of generation of the proof of authorship is certified by timestamp and its validity is guaranteed under eIDAS Regulation (Regulation (EU) 910/2014 for Digital Trust services