Simple Building Tokenisation example (ROPSTEN network -26-02-2021) 0xc236F4AC2DAAc32FB008319C35136d1C51EC5588
Simple Hash String and performance number contract (ROPSTEN network -25-01-2021): contract_address = "0x829579c781ED147df4d788D0cD7d611113b9F106";
or "0xb80206789De27D14b3f458Bed9072d4a0129b41e"
TopoToken (Ropsten Network 21-03-2021) 0x41b101e30124ff0f6ee8c091e00178d87eb3b4c5
TopoToken (flattended ABI TPK.sol) //on Ropsten here: "0xCb32C5E0D5ea5dEc1d6D5B2624eEEc35b8cf302c", Owned by ArchchainONE