This page provides and index to the documentation for each of the PDO components.
General information about how the sawtooth transaction processors work and how to use the pdo-cli command-line application to query the state of the Sawtooth blockchain can be found here.
Information about the three different types of transaction processors used by Private Data Objects is here:
Information about cryptography components of the project implemented in the common library can be found here.
More information about how the enclave service works can be found here.