Acquisition position
Lena Andersson · Sculpture · Hälsinglands Auktionsverk
Acquisition position
Potential market value
Evidence strength
Market anomaly
Risk profile
Investigation rationale
Decision guardrails
Visual laboratory
Object record
Raukubränd glasyr. Längd ca 9 cm Höjd ca 4 cm Bredd ca 6 cm Has resale rights.
Identity resolution
Ranked from independent evidence. Confirmation or rejection becomes controlled training data.
Visual 0% · Name 86% · Marks 25% · Material 40%
33% combined confidenceVisual 0% · Name 40% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 37% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 36% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 36% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 36% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 35% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 30% · Marks 25% · Material 40%
23% combined confidenceVisual 0% · Name 24% · Marks 25% · Material 40%
22% combined confidenceClosed deal feedback
Enter the verified hammer price after the auction closes. Only verified outcomes become calibration data.
Learning guardrail
Global research evidence
W. Eugene Smith American, 1918–1978
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoCarl Hallsthammar (American, born Sweden, 1894–1977)
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoFrance
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoAttributed to Isaac Vose & Son (American, active 1819–25) Boston
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoAcke Andersson Swedish, 19th-20th centuries
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoEgyptian
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoEsen Karol (Turkish, born 1967) Commissioned by Tiyatro Oyunevi theater company
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoVienna State Porcelain Manufactory Austrian, 1744-1864
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoEsen Karol (Turkish, born 1967) Commissioned by Tiyatro Oyunevi theater company
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Nocquel American, 19th century
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoEgyptian
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoEgyptian
0% similarityCheck object rights; API metadata is openComparable logic
| Comparable ID | Match | Price | Reasons |
|---|---|---|---|
| 16054 | 55% | 3089.0 SEK | identity 64%, material 45%, size 62%, title 58%, foundry or marks 45% |
| 1701 | 55% | 1400.0 SEK | identity 64%, material 45%, size 62%, title 57%, foundry or marks 45% |
| 767 | 55% | 1600.0 SEK | identity 64%, material 45%, size 62%, title 55%, foundry or marks 45% |
| 1138 | 55% | 8000.0 SEK | identity 64%, material 45%, size 62%, title 54%, foundry or marks 45% |
| 774 | 55% | 1706.0 SEK | identity 64%, material 45%, size 62%, title 53%, foundry or marks 45% |
| 14915 | 55% | 650.0 SEK | identity 64%, material 45%, size 62%, title 52%, foundry or marks 45% |
| 765 | 54% | 1208.0 SEK | identity 64%, material 45%, size 62%, title 50%, foundry or marks 45% |
| 782 | 54% | 1901.0 SEK | identity 64%, material 45%, size 62%, title 48%, foundry or marks 45% |
Automatic signature module
The local engine detects and isolates candidate regions, searches the trusted mark library and runs conservative signature forensics. Optional AI interprets unreadable regions and creates research queries without changing the forensic verdict.
The module runs during normal analysis when a local image is available.
Marks laboratory
110 independent methods generate cleanup variants, stroke and symbol descriptors, library matches, trust controls and conflict warnings.
Signature forensics
This does not declare a signature genuine. It measures fit against a multi-source reference set, confusing signers and natural variation.
Run mark matching first, then compare the questioned signature against a sufficiently broad trusted reference set.