Trust / Audit Logs
Immutable Audit Logs
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Trust · Module 01

Immutable Audit Logs

Every critical business event is hashed, Merkle-anchored, and timestamped. Local copies are cross-checked continuously to detect tampering within seconds.

Total events
+8.4%
1,284,921
Merkle roots
+3.2%
53,540
Verification success
+0.01%
99.998%
Tamper alerts (30d)
-2
3

Event volume + tamper detection

24h · anomaly overlay

Event sources

ingestion connectors

  • SAP S/4HANA
    erp-connector
    428,019
  • Salesforce
    sfdc-hook
    88,213
  • Okta SSO
    scim-audit
    52,104
  • NetSuite
    webhook
    41,230
  • IoT Hub (Azure)
    mqtt-bridge
    200,110
  • Custom REST
    signed-webhook
    88,540

Event log

realtime · cryptographically ordered

HashEventActorSourceBlockStatusTimestamp
0x8f3a29c1…c21ePATIENT_RECORD_UPDATEsarah.h@northwind
EMR-01
#8,412,907verified12:04:18.412
0x11ff2a…4b0cBATCH_RELEASE_APPROVEDquality.director
MES-03
#8,412,906verified12:04:11.008
0xa9c0b1…78deSUPPLIER_CERT_UPLOADprocurement.bot
ERP-02
#8,412,906anchoring12:04:04.221
0x2ea410…8a90CONTRACT_SIGNATURElegal.gc
DocuSign
#8,412,904verified12:03:52.774
0x77112b…c334FINANCIAL_JOURNAL_ENTRYnetsuite-sync
NetSuite
#8,412,903verified12:03:44.910
0xff21ee…6d3bACCESS_POLICY_CHANGEsecurity.admin
Okta
#8,412,901failed12:03:32.001
0x91cc12…0e77DEVICE_CALIBRATIONiot-device-4b21
IoT-Hub
#8,412,900verified12:03:12.443
0x0022ab…de91USER_LOGIN_MFAauth-service
SSO
#8,412,899verified12:03:04.221

Merkle proof inspector

event 0x8f3a29c1…c21e

Integrity verified in 41ms
leaf : sha256(payload) = 0x8f3a29c1a02f7bd91e4e04c210e97d15fecd21e
parent1: 0xb1c2a3…9de0
parent2: 0x4409ff…8b23
root : 0x7fa2b1…c001 ✓ on-chain
block : 8,412,907 · validator: azure-eu-north
signed : 2025-07-18T12:04:18.412Z · RFC3161

Retention & policy

per-tenant configuration

Hot retention
queryable ledger index
365 days
Cold retention
S3 Glacier + Merkle roots
10 years
PII redaction
keyed hashing (BLAKE3)
Automatic
Regulator access
FDA · EMA · MHRA
Permissioned