ProofTrail
ProofTrail is a file verification and handoff tracking tool that records delivery proof, OTP receipts, and cryptographic verification records.
Open productWhat it does
About ProofTrail
ProofTrail is a file verification and handoff tracking tool operated by Shrinfinity. It generates SHA-256 fingerprints upon document upload, sets up named handoffs, and records OTP confirmations from recipients. The platform builds readable, independently verifiable proof records and Sealed Copy PDFs to document delivery, client approvals, and internal operational acknowledgments.
- Availability:
- launched
- Access:
- freemium
- Format:
- software
Pricing at launch: Offers a free plan providing 25 proofs and 25 handoffs per month with no credit card required.
Core capabilities
Cryptographic Fingerprinting & OTP Confirmation
Generates a SHA-256 cryptographic fingerprint upon file upload, manages named handoffs, and records recipient OTP confirmation.
Sealed Copy PDF Generation
Creates watermarked, shareable Sealed Copy PDFs that can be verified independently.
Delivery & Acknowledgment Verification Records
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