Stealthcoin (XST) has been rebranded to Stealth (XST): https://twitter.com/stealthsend/status/993226001101545473 Stealthcoin provides a complete anonymity solution for cryptocurrencies. Stealthcoin has a fair distribution with nearly four hours of low block rewards, a small premine of 1%, and the long-term energy efficiency of proof-of-stake minting.
BHP(Blockchain of Hash Power)is a public chain which is the world's first decentralized digital asset interaction network based on bitcoin hash power credit. By using Bitcoin hash power as a broad agree digital asset value exchange intermediary, smart contracts are used in BHP network to realize the trusted and free interaction and circulation of digital assets and real world’s assets.