http://u4embjw2uzwpdubgm72ywbmixte4kqgwurc4r4rp6elhlokutdfsy4id.onion/about
To establish proof, a timestamp and signature linked to the entity are needed to demonstrate its creation at a particular time. Blockchain technology provides a convenient solution for this purpose, as proof is stored on a public ledger that is transparent, unalterable, and permanent.