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Provnance

luxury resale authentication

Every luxury item deserves a record it can't outrun.

Provnance builds an evidence-grade authentication trail for resale platforms, auction houses, and consignment desks — so provenance follows the item, not the paperwork.

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Serial and hardware capture

Guided photo and microscopy workflows record date codes, stamps, and hardware wear so authenticators review the same evidence set every time.

Chain-of-custody ledger

Every intake, transfer, and grading decision is timestamped and attributed, giving your compliance team a defensible history per SKU.

Expert review routing

Route ambiguous pieces to the right specialist — watches, leather goods, fine jewelry — with full case context attached.

Counterfeit signal alerts

Flag recurring fakes by reference number, seller, or hardware batch before they reach a listing or a buyer.

Certificate issuance

Generate branded authentication certificates and transferable digital records that carry with the item on resale.

Audit-ready exports

Export full case files for insurers, marketplaces, and regulators in one signed package — no screenshot archaeology.

Trusted by teams in luxury resale authentication

“We stopped losing a full day per contested handbag. Provnance keeps the serial imagery, the grader's notes, and the transfer log in one file our legal team actually trusts.”
Camille Roux · Head of Authentication, Maison Reverie
“The chain-of-custody ledger settled a six-figure dispute in an afternoon. Every touchpoint was already documented and attributed.”
Daniel Osei · VP of Trust & Safety, Atelier Resale Group
“Usage-based pricing meant we onboarded three consignment desks without renegotiating a contract. We pay for the pieces we actually verify.”
Helena Brandt · Director of Operations, Vermeer Auction House

Pricing

Simple plans that scale with you.

Desk

$2.40per authenticated item

For single-location consignment desks formalizing their process.

  • ✓Up to 1,000 items / month
  • ✓Serial and hardware capture
  • ✓Standard certificate issuance
  • ✓Email support
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Platform

$1.60per authenticated item

For resale marketplaces scaling volume across categories.

  • ✓Volume tiers above 5,000 items
  • ✓Chain-of-custody ledger
  • ✓Expert review routing
  • ✓Counterfeit signal alerts
  • ✓Audit-ready exports
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Enterprise

Customannual volume agreement

For auction houses and multi-region operators with compliance needs.

  • ✓Committed-volume rates
  • ✓Dedicated authentication SLAs
  • ✓SSO and role-based access
  • ✓Custom certificate branding
  • ✓Named solutions engineer
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