Category "merkle-tree"

Do I need to supply the branch node if I don't need the value in it in a Patricia tree?

For example, in this PATRICIA tree, if I want to prove that the key 'fc' has no value mapped to it, should I bring up the branch node stored the data value &ld

Merkle Proof in python using Keccak256

I'm trying to create a whitelist for an NFT using a Merkle tree to save on gas costs. I saw a great implementation here, in javascript, but I would like to do

Web3py merkle tree support

I am trying to implement a merkle tree just like merkletreejs but python does not have any good libraries that support keccak256 and sorted keccak256 trees. Doe

Does Hyperledger Fabric use a Merkle tree for the block data hash?

I found multiple sources that are not precise enough for me to be sure. They seemingly disagree ever so slightly. I need to know that, because I would like to p