AUD-918431 · 2026-07-26 11:24:57.508

Step-up enforced

Full reconstruction of one AI decision: the prompt, the retrieved evidence, the model output, every policy evaluated and the human who signed it. This record is hash-chained to its predecessor and cannot be altered without breaking the chain.

Risk score

71/100

at time of decision

Policies evaluated

2

inline at the gateway

Evidence documents

2

retrieved and cited

Human approval

Auto (step-up)

attributable sign-off

Decision reconstruction

Verbatim from the ledger

Prompt

Score card transaction of ₹18,40,000 to a new beneficiary.

Model output

Risk 0.91 — step-up authentication enforced.

Reasoning recorded

Velocity and device-change features dominate; beneficiary added 4 minutes before attempt.

Documents retrieved

  • txn/CRD-99120-jul26.json
  • models/graphnn-v4-card.json

Chain integrity

Tamper-evident

Record hash
66aa31…0f92
Previous hash
f0c284…5531
Anchored
RFC-3161 timestamp · 11:45 IST
Retention
10 years (RBI)
Initiating user
svc-fraud-01
Chain verified — no gaps detected in this segment.