Replace the Primary Sidebar in Genesis with a custom sidebar for custom post types

cpt-custom-sidebar.php

<?php //* Mind this opening PHP tag

/** 
 * Register the sidebar for our CPT
 * Goes in functions.php
 */
 
genesis_register_sidebar( array(
	'id'            => 'project-sidebar',
	'name'          => __( 'Project Sidebar', 'textdomain' ),
	'description'   => __( 'This sidebar is for displaying content in the side section of Projects only.', 'textdomain' ),
) );


/**
 * Replace the primary sidebar with the CPT sidebar
 * Goes in single-project.php or what your single CPT file is named
 */
 
remove_action( 'genesis_sidebar', 'genesis_do_sidebar' );
add_action( 'genesis_sidebar', 'rv_project_sidebar' );
function rv_project_sidebar() {
	dynamic_sidebar( 'project-sidebar' );
}