Supplier data

Supplier claim evidence

The dated source behind each individual supplier claim, such as a complaints ratio or a tariff figure.

Provenance

Provenance documented

What it is: The dated source behind each individual supplier claim, such as a complaints ratio or a tariff figure.
How it is produced: Published third-party figure
Source: Named third-party publications recorded against each claim
Coverage: Claims published about tracked suppliers
Period: Recorded per claim as a measurement period
Last verified: Not recorded
Update cadence: Reviewed at least monthly; each claim carries its own next-review date
Where it lives: Database view supplier_evidence_public (approved rows only), read through useSupplierEvidence()
Delivered by: Read live from the database

Each claim stores its value, measurement period, source name and URL, geographic coverage, methodology basis and the date it was checked.
Only rows that have passed editorial review are visible publicly. Reviewer identities are never exposed.
Claims marked historical are retained but withdrawn from current comparisons.

Awaiting verified data. The table appears here once the current record loads.

Evidence coverage is uneven — some claims have a fuller trail than others.
Third-party datasets are published on their own schedule, so a claim can be the most recent available while not being current-month.

PowerGuardian supplier scores — The 0–100 overall score for each tracked supplier and the six weighted dimensions behind it.

Think this figure is wrong? Tell us and we will check it against the source. Corrections are logged publicly.