Check for Matches
Basic match/no-match information remains free.
SCAN. VERIFY. TRACE. TRUST.
Know the History
Behind the Code.
ProgreTech CodeSeal helps identify, verify, and trace application source history — like a VIN history for software.
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Check for matchesSee whether substantially matching source was previously observed.
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Trace historyFollow first-observed records and later registered revisions.
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Sign for freeRegister provenance without paying a signing fee.
Repository scan
Scanning source filesComplete
Calculating fingerprintsComplete
Checking CodeSeal registryComplete
Generating match summaryReady
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We never execute submitted source. ZIPs and GitHub checkouts are deleted after fingerprinting; the registry retains signed evidence and hashes, not source-code contents.
View History Timeline
See when matching source first appeared and how it changed.
Understand the Signer
Sensitive signer details are protected and never exposed in free public lookup.
Privacy First
Detailed-report access becomes an auditable registry event.
FREE
Beta Access
Early registrants receive free history access throughout the public beta.
- Sign and register applications at no charge
- Scan ZIPs and supported repositories
- Check whether matching history exists
- See first-observed date and basic match summary
- No charge when a search produces no history
$4.99
History Inspection after beta
You only pay when history exists and you choose to inspect the detailed record.
- Complete registered application history timeline
- Detailed signer and organization information
- Sensitive submitted address information when disclosure is authorized
- File-level historical change summary
- Downloadable detailed history report
- Report-access event recorded for auditability
No history found? No charge. Signing? Free.
TRACE
Registrant Notifications
Every new registered seal is enrolled in provenance tracing.
- Later signing attempts are compared against prior records
- Potential matches can alert the earlier registered contact
- Alerts report registry activity — not accusations of infringement
- Notification history becomes part of the provenance audit trail