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echo I totally made this file five years ago > filewithtimestamp.txt This approach uses LE as a trusted third party. The date on the cert is valid if you trust
by Skunkleton 4y ago
echo I totally made this file five years ago > filewithtimestamp.txt
This approach uses LE as a trusted third party. The date on the cert is valid if you trust letsencrypt.
- zarzavat 4y agoYou can hash the text document, upload the hash to some trusted third party, e.g. if archive.org indexes your website.