Distance is the watchword in the pandemic context the world is facing since March 2020. It has settled in human relations by conquering the most diverse sectors of activity. The notarial deed, traditionally based on the face-to-face relationship between the parties and the notary, which enables the latter to fulfil his duty of personal authentication, has not escaped such upheaval. The admission of the appearance of the parties before the notary by videoconference puts to the test the notion of authenticity, which had hitherto been uniform within the Latin notarial system. This text proposes a reflection on the key challenges of the dematerialized authenticity, from the point of view of its foundations and the international recognition of its legal effects.