---
layout: simple
---
# ToyChain Genesis Block

The genesis block is a regular block with
only one [coinbase][1] transaction
and a previous link that point to the [NullBlock][3]


A block is consist of the following part :

1. a payload <input name=payload>
2. a [coinbase][2] transaction <input name=txcoinhash>
<!--2. a transactions list (merkle tree) <input name=txpool disabled> -->
3. a link to the previous block <input name=prevhash disabled>
4. a proof of work <input name=pow>
5. an optional comment <input name=comment>

<button>create</button>


[1]: /docs/coinbase.html
[2]: /api/v0.0/getyml?f=templ/txcoin.yml&encode=json
[3]: /api/v0.0/getcas?addr=nullblock&dir=templ

<script src="genesis.js"></script>