Playbook: reconcile Open Bidding vs your ad server numbers

Playbook: reconcile Open Bidding vs your ad server numbers
Heard: ops blames discrepancies on the SSP when the gap is usually a counting boundary.

— Align both sides to the same timezone and impression event
— Compare GAM's Open Bidding report to the SSP's seat report by day
— Expect 5-10% delta from latency and dedup — investigate above that
— Check for blocked creatives counting as served on one side only
— Lock a monthly reconciliation memo so disputes have a baseline

Impact: undocumented discrepancies become unwinnable make-good arguments. sourced