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.
Bottos is a decentralized data sharing network based on the Blockchain technology. It is also a consensus-based one-stop platform to implement the registration, distribution and transformation of the data among different participants within our broad-based AI ecosystem. Bottos’ vision is to build and become the largest global data sharing network to evolve the AI ecosystem via smart data contracts and data mining on a Blockchain infrastructure and to help people capitalize the data assets with clear ownership and better control in data privacy through a transparent and democratic mechanism.