plusma cash: https://medium.com/loom-network-chinese/loom-network-plasma-9145f8ab96ef
https://github.com/loomnetwork/plasma-cash
https://loomx.io/developers/docs/en/transfer-gateway.html
The Transfer Gateway consists of four main components:
- Gateway Solidity contract on Ethereum (Mainnet Gateway)
- Gateway Go contract on the Loom DAppChain (DAppChain Gateway)
- Address Mapper Go contract on the Loom DAppChain
- Gateway Oracle (can run in-process on a DAppChain node, or as a standalone process)