February 2018
Intermediate to advanced
288 pages
6h 58m
English
Content preview from Ethereum Smart Contract Development
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Writing the genesis block
The first step for creating a private blockchain is to create a genesis block. It is basically submitting a JavaScript Object Notation (JSON) file with the following details. In this chapter, we just lay down the structure, rather than going deep into what the block contents mean. One point to remember is to use a random integer other than 1 for the chainId parameter, as shown in Figure 3.27:
Figure 3.27: genesis.json
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