Source information from Proofbox

Proofbox: /wiki/Special:EntityData/Q141174999.json

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  1. Proofbox

    Company knowledgeUpdated

    Proofbox: “Proofbox GmbH is an Austrian platform for defensive publications. Technical documents receive a qualified electronic seal with a qualified timestamp under eIDAS and a DOI, and are published in the Proofbox online archive, where their availability is logged.”

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