Audit & Evidence Board

Decision Evidence

Deterministic verification of decision lineage, token isolation, and invariant checks.

📦 Cohort: Monthly Batch 1 N = 350 loans
Evaluated: Sep 16, 2026 19:28
Pipeline Stages Sealed 100% COMPLETE
7 / 7 Stages
Deterministic Cryptographic Chain
Total Execution Latency REAL-TIME
30.4 ms
Preflight Ingestion to Audit Log Seal
Audited Population ACTIVE BATCH
Monthly Batch 1
SBA Credit Model v4.2

Sequential Execution Trace (Monthly Batch 1)

Deterministic verification pipeline guaranteeing mathematical reproducibility under AMF and Law 25 scrutiny

IMMUTABLE LOG
Stage # Pipeline Check Executing Architecture Layer Execution Time Integrity Seal Cryptographic Digest (SHA-256)
#01 Ingestion & Schema Guard Tier 4 PreflightGateService (BATCH_01) 1.2ms VERIFIED SHA256: d855...5372
#02 Tokenization & Identity Isolation QGI Identity & MWBE Vault 0.8ms VERIFIED SHA256: 6851...d9cd
#03 Model Scoring Payload Commercial SBA Credit Model v4.2 16.4ms VERIFIED SHA256: ddd7...5f79
#04 Tier 1 Level 5 Invariant Evaluation QGI Invariant Engine (M_FI / Tau) 5.1ms VERIFIED SHA256: d6a7...648f
#05 Tier 3 Regulatory Translation RegulatoryMapperService (QC_LAW_25) 2.3ms VERIFIED SHA256: efd8...9763
#06 Supervisory Decision Gate Dual-Control Supervisory Gatekeeper 1.4ms VERIFIED SHA256: fe15...fda0
#07 Immutable Audit Seal SQL Server AuditLog Repository 3.2ms SEALED SHA256: 8766...0c13
Cryptographic Audit Guarantee:
Each stage output generates a cryptographic SHA-256 digest chained to the subsequent evaluation step. This prevents retroactive tampering and provides mathematical evidence admissible during AMF supervisory reviews.