Where did this data come from?

Source-to-serving lineage for Mortgage Risk Model v2.3. Every hop names an owner, a transformation and the contract it is held to.

Lineage 98% complete

Click any node to inspect owner, transformation, contract and evidence pack.

Feature store

quality/fs-2026-07

Owner: Customer Data · 38 features, PII pseudonymised · contract customer.features.v3

Lineage without quality is just a diagram.

Hop	Checks	Result	Status
CBS transactions	14 contracts	100% enforced	pass
Feature store	31 checks	96.7% pass	pass
Training set	snapshot integrity	verified	pass
Decision API	schema conformance	100%	pass

Who held the data, and under what terms.

CBS transactionsPayments

Feature storeCustomer Data

Training setRisk Analytics

Model registryRisk Analytics

Decision APIRuntime Ops

Monitoring logsTrai

Where PII enters and where it stops.

Enters at CBS transactions

direct identifiers present at ingest

Pseudonymised at feature store

6 columns replaced with party_key

No PII downstream

training set onward carries no direct identifiers