doublespending

Node 3001 received blocks that have different merkle hash from Node 3000 ?

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I have checked the code for many many time. However, I could not figure out what is going on. Thanks a lot for helping me solve this problem. # Things...

Confusing Logic in forward_pass2 Function of Danku.sol

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According to the logic of forward_pass2 function of Danku.sol, ```total += biases[layer_i];```means that I have two biases if there are only one hidden layer. In other world, the length of...

In order for Permit2 to comply with [ERC-4337 validation rules](https://eips.ethereum.org/EIPS/eip-4337#forbidden-opcodes) and support account abstraction, certain commonly used operations such as checking the current timestamp cannot be run in function calls....

Origin description of `actualGasCost` makes developers easy to think it as `actualGas`. However, it is actually the `actualGasCost = actualGas * gasPrice`. ``` * @param actualGasCost - Actual gas used...

Add ERC: Zero Knowledge Token Wrapper

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This ERC defines a standard for the Zero Knowledge Token Wrapper, a wrapper that adds privacy to tokens — including ERC-20, ERC-721, and ERC-1155 — while preserving all of the...