To capture attribution data, you need to add hidden fields to your forms. AttributionHub writes data into these fields, and then the form sends it to your CRM, CMS, or other tool.

Below is the full list of supported field names. Please make sure the hidden fields in your forms use these exact names, otherwise the data will not be passed correctly.

Standard Attribution Fields

• attrhub-channel → Overall channel (e.g., Paid Search, Organic, Referral, Social)
• attrhub-source → Specific source (e.g., Google, Facebook, Newsletter)
• attrhub-source-domain → Domain of the referral site, if applicable
• attrhub-campaign → UTM campaign value
• attrhub-medium → UTM medium (e.g., cpc, email, organic)
• attrhub-medium-details → Extra details about the medium if available

Content & Metadata

• attrhub-content → UTM content value (e.g., ad variation)
• attrhub-content-metadata → Additional metadata for ad/content tracking

Click Identifiers

• attrhub-gclid → Google Ads click ID
• attrhub-msclkid → Microsoft Ads click ID
• attrhub-fbclid → Facebook click ID
• attrhub-utmid → UTM ID value

Page Information

• attrhub-landing-page → First landing page the visitor saw
• attrhub-submit-page → Page where the form was submitted
• attrhub-landing-page-group → Grouped value for landing page (if configured)