Proofbox Ensures Technically Robust Prior Art and Global Recognition.
Updated on 13.02.2026

Updated on 13.02.2026

The effectiveness of a Defensive Publication depends on technical compliance and guaranteed public accessibility. Today, we disclose some aspects of the technical architecture of Proofbox, demonstrating how our platform supports international standards for establishing Prior Art.
Proofbox addresses discoverability through a Technical SEO & Metadata Strategy including dedicated sitemaps and semantic JSON-LD structures for each publication posted via a unique URL. We use Schema.org structures, repeated indexing and adequate robots files for machine discoverability.
Payment does not equal confidentiality. Standard international guidelines confirm that requiring payment does not prevent a document from being state of the art. Metadata on Proofbox is always free and crawlable. Any registered customer could access the full content of any publication made online via Proofbox.
Proofbox uses a decoupled infrastructure on AWS with contractually secured redundancy. To ensure the online availability for at least seven years and beyond the existence of the web-platform itself, not only reserves are being set aside to be dedicated for ensured availability hosted by a third party, but moreover this is contractually secured. Also, every URL is monitored for findability, creating a technical trail of availability by building a auditable hash-chain (blockchain). Therefore, the discoverability is logged in a tamper-proof manner, can be audited, and this log can be freely downloaded by any user to serve as additional proof of the established prior art.
After publication, users may receive the signed, timestamped and tamper-proof PDF describing their publication by downloading via their Dashboard. Each document is stored in our auditable database for verification and redundancy.
Summary
Proofbox is a validated source of technical Prior Art, combining compliant digital signatures with a high-visibility indexing engine and secured online availability. The model surpasses international standards for the public availability and discoverability of internet disclosures.
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