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Products

Five products, one infrastructure. Every record, events, documents, AI outputs, activity logs, entire processes, becomes cryptographically verifiable, tamper-evident, and regulator-ready.

Audit Logs

Signed, verifiable activity logs

Customer-facing audit logs you can embed, stream, and export. Every activity event is Ed25519-signed at ingestion and independently verifiable, so your customers can trust the record without trusting you.

  • Ed25519 signed at ingestion
  • Per-event offline verification
  • Webhook streaming and CSV / NDJSON export
  • Embeddable customer-facing portal
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Event Ledger

Immutable business event records

An append-only, cryptographically signed ledger for any business event. Anchor payments, approvals, orders, and system events with permanent, independently verifiable proof.

  • Append-only, no edits, no deletions
  • Ed25519 signed at ingestion
  • SHA-256 hashed payloads
  • Idempotency-enforced
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Document Anchoring

Cryptographic document proof

Anchor any document as a tamper-evident, cryptographically signed record. Prove a document existed in its exact form at a specific point in time, independently verifiable by any third party.

  • Fingerprint any file format
  • Timestamped with cryptographic proof
  • Original file never stored
  • Third-party verifiable
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AI Attestation

Verifiable AI output proof

Capture the model, input hash, output hash, and timestamp of every AI-generated output at generation time. Built for audits, disputes, regulators, and courts.

  • Model + provider recorded
  • Input and output hashed
  • Immutable attestation record
  • ISO 42001 and EU AI Act ready
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Traces

End-to-end process proof

Group related business events into a single auditable sequence. Seal permanently. Export a cryptographic proof bundle. One trace covers an entire business process.

  • Group events into sequences
  • Seal with composite hash
  • Export proof bundles
  • Multi-party verifiable
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Independent verification

Every record anchored on Invoance can be verified by anyone, without an account, using public cryptographic proof. Verify a record →

Invoance Products, Cryptographic Proof Infrastructure

Event Ledger, append-only, cryptographically signed records of any business event. Document Anchoring, prove any document existed, unchanged, at a specific point in time. AI Attestation, permanent, verifiable proof of AI inputs and outputs at generation time. Traces, group independently anchored events, documents, and AI attestations into sealed, exportable proof bundles for end-to-end process verification.

01Audit logs02AI decisions03Documents04Business events05Whole workflows
Invoance

Neutral proof infrastructure for records that must survive scrutiny. Signed at creation. Verifiable outside your dashboard.

ALL SYSTEMS OPERATIONALEvidence infrastructure · Online

Build

  • Developer overview
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Use Invoance

  • Why Invoance
  • How it works
  • Compliance teams
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Verify

  • Audit log
  • AI attestation
  • Document
  • Ledger event
  • Sealed trace

Company

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FIELD NOTES / 01Proof patterns for teams building trust.

Invoance provides cryptographic proof and verification infrastructure. It does not provide legal, financial, compliance, or regulatory advice.

Read proof disclaimer

Records anchored with Invoance are cryptographically signed and designed to reveal tampering. Invoance verifies that a specific record existed in a particular form at a particular time; it does not assess the record's accuracy, authenticity, legality, or underlying contents. Public verification links can be resolved without authentication. Invoance is not a custodian of funds, a legal authority, or a regulated financial institution. Using Invoance does not by itself satisfy any legal or regulatory requirement. Consult qualified legal or compliance professionals regarding your obligations.

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