row_type,data_area,item_or_segment,source_system,source_population_or_count,source_snapshot_at,target_system,transfer_or_continuity_method,vendor_claim,evidence_status,transferability_status,acceptance_test,acceptance_evidence_location,responsible_person,decision_owner,open_question,pause_condition,cutover_gate,rollback_owner,rollback_trigger_or_action,retention_decision_owner,status,notes,vendor_claim_source_url,vendor_claim_plan_scope,vendor_claim_source_checked_date Illustrative assumption,Learner identity and access,Cohort A paid learners,Current platform,Assumption: 120 active learners,To be confirmed,Replacement platform,Provisional CSV import plus access mapping,Unknown: supplier confirmation required,Assumption,Unknown,Reconcile source and target counts; test sign-in and correct course access for representative synthetic or authorised accounts,To be assigned,Migration lead,Programme owner,Will access expiry dates and complimentary exceptions map to the target?,Pause if expiry dates or exception access cannot be represented,All records reconciled; representative access tests pass; exceptions approved,Operations lead,Incorrect access for a material segment: pause cutover and follow the approved service-restoration route,Privacy or records owner,Not started,"Hypothetical example only. It is not a real customer, vendor claim, migration result or instruction to transfer personal data into this worksheet.",Unknown,Unknown,Unknown Working row 1,,,,,,,,,,,,,,,,,,,,,,,,, Working row 2,,,,,,,,,,,,,,,,,,,,,,,,, Working row 3,,,,,,,,,,,,,,,,,,,,,,,,, Working row 4,,,,,,,,,,,,,,,,,,,,,,,,, Working row 5,,,,,,,,,,,,,,,,,,,,,,,,, Working row 6,,,,,,,,,,,,,,,,,,,,,,,,, Working row 7,,,,,,,,,,,,,,,,,,,,,,,,, Working row 8,,,,,,,,,,,,,,,,,,,,,,,,, Working row 9,,,,,,,,,,,,,,,,,,,,,,,,, Working row 10,,,,,,,,,,,,,,,,,,,,,,,,, Working row 11,,,,,,,,,,,,,,,,,,,,,,,,, Working row 12,,,,,,,,,,,,,,,,,,,,,,,,, Working row 13,,,,,,,,,,,,,,,,,,,,,,,,, Working row 14,,,,,,,,,,,,,,,,,,,,,,,,, Working row 15,,,,,,,,,,,,,,,,,,,,,,,,,