Dozens of scientific journals have vanished from the internet
In France we have HAL:https://en.wikipedia.org/wiki/Hyper_Articles_en_Ligne"Hyper Articles en Ligne, generally shortened to HAL, is an open archive where authors can deposit scholarly documents from all academic fields."I work at a university and I know library people and management check carefully that every paper we produce is deposited in HAL.Also:https://fr.wikipedia.org/wiki/Hyper_articles_en_ligne"Depuis le 25 septembre 2018, les dépôts de logiciels sur HAL sont connectés à Software Heritage"https://en.wikipedia.org/wiki/Software_HeritageFor recruiting some french institutions like CNRS will only consider papers deposited in HAL when doing the evaluation.