Portable file provenance

Create. Verify. Compare.

Create portable records, verify file integrity, and compare file-level changes in your browser.

Source files stay in your browser.

Create a provenance package

Add files, enter the essentials, and save the generated records as one ZIP.

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Drop files or a folder

Select files, or drag a folder where supported.

Verify file integrity

Add current files and a saved provenance ZIP or integrity JSON.

Current files

Add files to verify

The tool recalculates SHA-256 locally.

For folder-based records, use the same root folder structure used when the record was created.

Saved record

Add provenance ZIP or JSON

The stored hashes are read locally.

See which files changed

Compare file paths and SHA-256 records between two versions.

Previous version

Add older files

Select files, or drag a folder where supported.

For folder-based records, use the same root folder structure used when the record was created.

Current version

Add newer files

Select files, or drag a folder where supported.

For folder-based records, use the same root folder structure used when the record was created.