Independent Service Auditor Verification Console
Designed specifically for Big-4 and specialized CPA engagement teams. Cryptographically verify SHA-256 hash chains, observation continuity indices, and working paper registers in real time.
Cryptographic Evidence Verification
Enter a Dossier ID, Continuous Ledger Hash, or manifest commitment to inspect the immutable chain.
Append-Only Cryptographic Heartbeat Ledger
Real-time inspection of hourly watchdog pulses sealed with SHA-256 prev-hash linkage.
2026-09-09T21:30:00Z | Type: PERIODIC_HEARTBEAT | Status: COMPLIANT7f9a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d2026-09-09T20:30:00Z | Type: DRIFT_REMEDIATION | Scope: CC8.1 Branch Protection4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a2026-09-09T19:30:00Z | Type: MANIFEST_INIT | Version: v1.0.03f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a8b1c4e2d3f6a0000000000000000000000000000000000000000000000000000000000000000AICPA Trust Services Criteria (TSC) Evidence Mapping
Standardized mapping for auditor working papers under AICPA AT-C Section 205 (SOC 2 Type 2).
| TSC Criterion | Control Description | Automated Telemetry Source | Working Paper Reference | Auditor Status |
|---|---|---|---|---|
| CC5.1 | Dual-person change approval gate & pull request peer review | GitHub Branch Protection & PR API | WP-CC5.1-PR-GATES.json |
TESTED & OPERATIONAL |
| CC6.1 / CC6.6 | Logical access controls, mandatory MFA, and role-based permissions | Identity Provider & Org Member Audit | WP-CC6.6-MFA-ROSTER.json |
TESTED & OPERATIONAL |
| CC7.1 / CC7.2 | Continuous vulnerability identification & patch SLA enforcement | Dependabot / CodeQL Security Advisories | WP-CC7.2-VULN-LOG.json |
TESTED & OPERATIONAL |
| CC8.1 | Infrastructure & code configuration drift prevention | SentinelAI 24/7 Drift Sentinel Daemon | WP-CC8.1-DRIFT-LOG.json |
TESTED & OPERATIONAL |
| CC9.2 | Tamper-evident audit logging, Merkle hashing, and data retention | Append-only Cryptographic Heartbeat Ledger | WP-CC9.2-LEDGER-CHAIN.jsonl |
TESTED & OPERATIONAL |
AICPA AT-C 205 Professional Engagement Notice & Regulatory Safe Harbor
SentinelAI is an autonomous engineering compliance and continuous telemetry orchestration platform. We provide cryptographically verifiable single-source-of-truth (SSoT) evidence, chained ledger logs, and pre-cleared workpapers. In strict accordance with AICPA AT-C Section 205, formal SOC 2 Type 2 examination and attestation reports must be rendered and signed by an independent licensed CPA firm. SentinelAI is not a registered public accounting firm and does not provide formal legal or attest opinions.