Are you a marathon finisher? This site allows you to engrave a "Finisher Certificate" into the Bitcoin blockchain for only 39.90 Euro. Your certificate will be locked for all eternity and will spread over more than 10,000 full nodes of the original Bitcoin blockchain. Change theme...
No nation, no government, no company, no person can ever remove your finisher certificate from the blockchain, not even you! It will be preserved for you and the world forever.
You fill in the fields below. Your entry into the Bitcoin blockchain will look like this: