AI Assurance Ledger · Entry

Credit Decisioning Model

Version v4.2 · Gradient-boosted · Unsecured lending approvals

Document IDLDG-CRD-0420

Sealed01 Jun 2026 · 09:14

Prepared by83 Solutions Ltd

Hash (sha256)9f3c…a71b

Accountable (SM&CR)A. Okafor — SMF4

Inference regionLondon (UK)

Assured

96% coverage

Hand it to the supervisor

Generate a sealed, exportable assurance pack for this system — provenance, residency, drift, oversight, accountability.

Sovereignty attestation

Inference regionLondon (UK)

Data residencyUK-only · never egressed

Model weightsHeld in UK

Non-UK dependencyNone detected

83
UK

Cryptographically attested.
sha256:9f3c…a71b · 01 Jun 2026 · 09:14

A. Okafor SMF4 · ACCOUNTABLE

Document · LDG-CRD-0420 83 Solutions Ltd · UK-sovereign AI assurance