State ↔ Event Alignment
State ↔ Event Alignment connects business events to the state that was valid when the event occurred.
An event needs the correct historical state, not the current one.
Historical platforms often contain both state data and event data. A contract might be represented as historized state records, while mutations, claims, payments or status changes are stored as events.
The challenge is determining which state was valid when the event happened.
A claim event occurs in August. It must align to the state valid in August.
Expected Result (Aligned)
Common Wrong Result (Risk)
Events are points in time. States are intervals. A correct model aligns the event timestamp to exactly one valid state interval.
The same event can be interpreted correctly or incorrectly depending on the state interval.
Events are points in time, while states are valid over intervals.
A state row describes what was true during a period. An event describes something that happened at a specific time. Alignment requires joining the event timestamp into the correct state interval.
This becomes harder when source history has gaps, overlaps, late arriving corrections or multiple candidate state records.
Join the event timestamp into the valid state interval.
Validate that every event resolves to the intended state.
The Workbench can surface symptoms that often indicate state-event alignment problems.
Most historical reporting depends on correctly connecting events to state.
Claims, payments, mutations and transactions often need the customer, contract, price, relationship or product state that was valid when the event occurred.
Incorrect alignment can lead to reporting drift, duplicate facts and inconsistent KPI calculations.
Validate whether events align to the correct historical state.
Use the Historical Modeling Workbench to detect missing matches, ambiguous matches and temporal join risks between state and event data.
Open Historical Modeling Workbench →