diff --git a/ch02_overview.adoc b/ch02_overview.adoc index 1c6e5157..f0f4500e 100644 --- a/ch02_overview.adoc +++ b/ch02_overview.adoc @@ -10,7 +10,7 @@ In this chapter, we will examine Bitcoin from a high level by tracking a single transaction through the Bitcoin system and watch as it is recorded on the blockchain, the distributed journal of all transactions. Subsequent chapters will delve into the technology behind -transactions, the network, and mining. +transactions, the network, and ((("Bitcoin", "operational overview", id="bitcoin-operational-overview-ch2")))((("blockchain explorers", id="blockchain-explorers")))mining. === Bitcoin Overview @@ -21,17 +21,19 @@ transactions that are propagated across the network, and miners who produce (through competitive computation) the consensus blockchain, which is the authoritative journal of all transactions.

-++++ -Each((("Bitcoin", "operational overview", id="bitcoin-operational-overview-ch2")))((("blockchain explorers", id="blockchain-explorers"))) example in this chapter is based +

+Each example in this chapter is based on an actual transaction made on the Bitcoin network, simulating the interactions between several users by sending funds from one wallet to another. While tracking a transaction through -the Bitcoin network to the blockchain, we will use a _blockchain -explorer_ site to visualize each step. A blockchain explorer is a web +the Bitcoin network to the blockchain, we will use a blockchain +explorer site to visualize each step. A blockchain explorer is a web application that operates as a Bitcoin search engine, in that it allows you to search for addresses, transactions, and blocks and see the relationships and flows between them. +

+++++ Popular blockchain explorers include: