Follow the steps below to integrate "Fathom Analytics" into your Hashnode blog.
Step 2: Add a new site in your settings.
Step 3: Copy your Site ID (Looks like "HUVBAGGT").
Step 4: Head over to the "Integrations" tab on your Hashnode dashboard and paste the Site ID in the Fathom Analytics Site ID input field.
PS: You can enable the Fathom custom domain as well.
Step 5: Click on the "Update" button when you're done to save your changes.