Spam your articles into any website that allows commenting, like forums, blogs, news sites, porn sites, etc. Start the text with a unique string that when searc

Spam your articles into any website that allows commenting, like forums, blogs, news sites, porn sites, etc. Start the text with a unique string that when searched throws no results currently, followed by date and time. Store the unique string in your barcode. When people search for that string in 100y they'll find any of the surviving texts, the date and time will let them know which is the order.