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You cannot retrieve the original source code anymore, if no copy is available. The only way is to decompile the EVM bytecode to get a source code that is equivalent, but not equal to your original source code (it will look different but do the same). When you compile your Solidity code to EVM bytecode, the constructor is still included. After the contract ...


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It's a common problem and as you've noticed there is no need to reinvent the wheel. From my experience, the most popular platform that may solve your problem is the Graph which allows you to map events to entities and perform graphql queries on them. Currently, the Graph is centralised but they are committed to decentralising their infrastructure in the ...


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I know its too old thread but since I faced the very same problem I would like to answer it. The concept of digital signature which blockchain uses, is very known tech but unfortunately it is not being used by normal people (i.e facebook user). Imagine an authenticator mobile app which has following functionality: Components: An authenticator app Dapp ...


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