Proof of Prior Existence: How Creators Document It
Published: May 19, 2026 · anterioridad · evidencia · legal · Leer este artículo en español
Proof of prior existence is evidence that your content already existed on a specific date, before someone else used or claimed it. You build it by combining the original file, a cryptographic fingerprint such as a SHA-256 hash, a dependable time seal, and public traces of publication that all point the same way.
Why prior existence carries so much weight
Most content disputes are not settled by follower counts but by who shows dated, consistent records. When a brand receives two conflicting authorship claims, or a platform reviews a plagiarism report, the side with an organized file starts ahead. A dated record also discourages bad-faith claims, because arguing against a documented date is far harder than arguing against a memory. Licensing negotiations move faster too, since verifiable dates replace long back-and-forth arguments.
What belongs in a solid evidence bundle
Start with the untouched original file, stored in at least two places. Add process materials: drafts, project files, and intermediate versions that show how you reached the result. Include public traces such as platform publication dates, delivery emails to clients, or third-party mentions. Finally, add a technical seal that binds the file fingerprint to a date, so your case never depends on screenshots alone.
Fixing the date with technical evidence
On Veritas UGC you open /certificar, upload the file, and receive a certificate in seconds, no account needed, with a free limit of 10 seals per hour. The server computes the SHA-256 hash, applies a server-clock timestamp, and signs the certificate, leaving a 7-link traceability chain behind it. Anyone can then check the record at /verify using the identifier or the hash, without asking your permission. If you work from your phone, the native Android app lets you seal before you even post.
Be honest about what prior existence proves: it establishes that a file existed on a date; it does not automatically make anyone the author. The identity on the certificate is declared by the uploader, and official copyright registries still matter in high-stakes cases. A judge will weigh the whole picture; your job as a creator is to make that picture solid, dated, and easy for third parties to verify.
Frequently asked questions
Does prior existence prove I am the author?
Not by itself. Prior existence establishes that a file existed on a date; authorship is supported by the whole picture: drafts, project files, publication history, and consistency across versions. On Veritas UGC the identity attached to a certificate is declared by the uploader, so pair the seal with those other traces whenever the stakes are high.
Are screenshots enough to prove my content came first?
They help, but they are weak on their own because they are easy to manipulate. A screenshot gains force when you pair it with the original file, its SHA-256 hash, and a time seal independent from your own computer. The combination of public traces and cryptographic evidence is much harder to question than any single element.
When should I seal my content for useful prior evidence?
Before publishing or sending it to anyone: that way the seal predates any possible copy. Sealing after a problem appears only establishes existence from that moment onward. The free limit of 10 certificates per hour at /certificar lets you seal in batches without an account, and registering with any email keeps your full history in one place.
Seal your content now
Free, no account required, with a public verification link.
Veritas UGC generates technical evidence (hash, timestamp and traceability). It is not legal advice nor a government IP registry.