[judge2020]

sounds like git :)

[stingraycharles]

I think both blockchains and git are based on the concept of merkle trees, so that sounds about right.

https://en.m.wikipedia.org/wiki/Merkle_tree

[dmacvicar]

immudb has a website where you can visualize the Merkle tree in real time as you insert data: https://play.codenotary.com/