Independent art authentication reports

Is the artwork what it claims to be?

Roy S. personally investigates your case and delivers a signed, evidence-based report.

  • 20+ years in artwork research
  • 161 published case studies
  • Private by default
Review artwork

Reports from $99

Only have a listing link? Start with the case form.

Real authentication cases

Four examples from the public case archive.

Pablo Picasso Toros y Toreros artwork image for ConfirmArt expert art authentication evidence reviewPablo Picasso

Toros y Toreros

Toros y Toreros is examined through watercolor handling, back-side labels, series context and signature evidence. The findings reward a close read.

Kees van Dongen Madame Vitti (Italian Edition) artwork image for ConfirmArt expert art authentication evidence reviewKees van Dongen

Madame Vitti (Italian Edition)

Madame Vitti is reviewed through edition context, image transmission and Van Dongen-related evidence. Open the case to see the artwork story unfold.

Pino Daeni Spanish Dancer artwork image for ConfirmArt expert art authentication evidence reviewPino Daeni

Spanish Dancer

Spanish Dancer is reviewed through flamenco imagery, movement, signature and Pino comparables. The report follows rhythm in both image and inscription.

Keith Haring Düsseldorf 1988 artwork image for ConfirmArt expert art authentication evidence reviewKeith Haring

Düsseldorf 1988

A Dusseldorf 1988 Haring poster is reviewed through poster context, surface, signature and event history. The findings sit in the details.

Customer experiences

How customers used their report.

Read published reviews on Trustpilot

Evidence prepared for a bank refund process

A buyer reports receiving a detailed assessment in two days and using it to submit refund documentation to their bank.

Dourati · United States · July 2026

Repeated use by an auction-house owner

A professional client reports ordering numerous reports for clients and personal cases, describing the work as precise and fast.

Adrian Jacob · United States · February 2024
Paraphrased from published customer accounts. Individual experiences vary; banks, sellers and other third parties make their own decisions.

Partners and clients

ConfirmArt supports galleries, appraisal platforms, charities, ventures and private collectors.

Selected collaborations and client contexts include gallery inventory, artwork research, authentication support, catalogue documentation and market-facing case files.

Goodwill of Central and Northern Arizona logoGoodwill of Central and Northern Arizona
Westmore Gallery logoWestmore Gallery
Ingress Ventures logoIngress Ventures
Invaluable logoInvaluable
eBay logoeBay
and many morePrivate collectors and professionals