Scrypt KDF is used for BIP38 (encryption of private keys) and proof of work for some crypto currencies.
scryptsy is a pure JavaScript implementation of the scrypt key derivation function, fully compatible with Node.js and browsers via Browserify. It is primarily used in cryptocurrency applications, such as BIP38 encryption of private keys and proof-of-work systems in coins like Litecoin and Dogecoin.
How the donated funds are distributed
Kivach works on the Obyte network, and therefore you can track all donations.