ChainOfFact

A neutral, append-only evidence system for AI and software.

What can be proven, after the fact, without trusting the operator?

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What It Does

  • Records events as cryptographic facts
  • Hashes and timestamps them at ingestion
  • Preserves records immutably
  • Provides independent verification
  • Preserves absence explicitly (UNKNOWN)

What It Refuses to Do

  • Judge correctness
  • Claim safety or compliance
  • Score risk or trust
  • Infer missing information
  • Narrate meaning

When It's Used

Legal Discovery
Regulatory Audits
Post-Incident Investigations
Internal Forensic Reconstruction

ChainOfFact produces artifacts designed to survive scrutiny by regulators, courts, journalists, and time.

Why ChainOfFact·Independence & Origin·How to Verify Evidence·Contact