Collector tools
Find the gaps before money changes hands.
Seven privacy-friendly tools run entirely in your browser. They organize questions but do not authenticate objects or provide legal clearance.
📜
Provenance completeness score
Screen origin, export, ownership, publication, database and warranty records.
✅
Acquisition due diligence
Record the minimum checks before buying.
⚠️
Authenticity red flags
Capture suspicious surfaces, manufacture and documentation.
🛂
Export-document check
Organize permits, laws, dates, invoices, customs and translations.
🛡️
Condition and conservation score
Screen structure, surface, salts, repairs, environment and handling.
🧮
Total acquisition cost
Add premiums, transport, insurance, experts, conservation and display.
📝
Artifact inventory
Create and print an object-and-document inventory.