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Synthetic data only · case:synthetic-public-diff

Public-data change

Did the synthetic public register change between two versions?

syntheticpublic-datadiffA deterministic comparison of two versions that shows an observed difference, not its cause.Synthetic reference fixture
Case status
Investigating
Data class
synthetic
Last updated

Verification paths

One question — four honest outcomes

The schema and period differ between snapshots, so the automatic diff is not interpreted.

Sources

Source PassportA versioned source record describing ownership, legal basis, coverage, freshness, risk and collection-admission state. and version

Source admission is separate from found material; this source exists only as a test fixture.

Synthetic fixtureA deterministic record created for repeatable testing that represents no real person or event.source:public-data-change

Synthetic versioned register

Owner
owner:reference-methodology
Access method
fixture
License
CC0-1.0-synthetic
Risk tierA category determining the required authorization, isolation, review and human oversight for a source or operation.
R0

Coverage

Two immutable snapshots, bounded pagination and a deterministic diff.

Rights basis

Synthetic public fixture; no real person, organisation or event.

Source versionA source state fixed at a point in time with a digest, locator and change description.source-version:public-data-change-001

Version observed

sha256:synthetic-v1

Initial immutable synthetic snapshotAn immutable control copy of an open dataset or page at a defined point in time..

Source versionsource-version:public-data-change-002

Version observed

sha256:synthetic-v2

Second immutable synthetic snapshot for comparison.