Figure 14.6: Corda Transactions

(Source: https://docs.corda.net/docs/corda-os/4.7/key-concepts-transactions.html)

R3 Corda has no blocks; hence, it is ideally not a Blockchain.

However, it comes with all the goodness of Blockchain sans its

complexity of configuration and maintenance. Also, unlike the public

Blockchains, where the blocks are connected together though

hashes, in Corda, the connections happen at the transaction level,

i.e., the hash of all the previous transactions goes to the state of the

next transaction. Thus, they are stitched together.

The transactions have many important concepts as Notary, Time

Window, and Attachments.

14.1.5 Notary

Each Corda network may have one or more independent notaries

which are neutral nodes used for finalizing a transaction. Each