The Metropolitan Museum of Art · Open Access (CC0)
A BURLA DEMO · SPECIAL EXHIBITION · 30 HIDDEN TWINS · APRIL 2026
Plate I · The Headline Twin
An Etruscan bronze and a Greek ceramic, forty-nine centuries apart, are visually near-identical.
We fetched every Met Museum CC0 artwork with a published image, CLIP-embedded all 191,922 of them, and searched the 512-dimensional space for pairs that look the same despite being separated by thousands of years. Different civilizations, different materials, different millennia. But to a vision model that has never seen them before, they're the same object. Below is the full list of 30.
A Victorian silverware case made in Birmingham around 1850 and a Bronze Age dagger from Cyprus made four-and-a-half millennia earlier. No curator has ever filed these two together. The vision model, trained on random internet imagery, did it on its own.
Artworks CLIP-embedded
191,922
Hidden twin pairs
30
Tightest match
0.959
Biggest time gap
49 centuries
Burla wall-clock
~50 min
Single-IP time
4–12 h*
§ The method, in four sentences
How we found them.
The Met publishes roughly 470,000 artworks as CC0 open data. Of those, about 192,000 have a published web-large image on the museum's public CDN. We pulled every one of them in parallel through Burla, ran each image through the ONNX build of CLIP ViT-B/32 to get a 512-dimensional embedding, and built a FAISS IVF index over all 192K vectors.
Then we asked the index a very specific question: for every artwork from before 1 CE, find its nearest neighbor that was created at least 2,000 years later. We sorted those cross-millennium pairs by cosine similarity, dropped anything the Met had already cross-listed in its own metadata, and took the top 30.
The “different centuries” constraint is the whole game. In normal vector search, a marble Greek vase will have a dozen other marble Greek vases as neighbors. Boring. The interesting question is which ancient object is closest to a modern object, close enough in 512-dimensional space that the model can't distinguish them. That's this list.
Plate II · The Exhibition
All 30 hidden twins, in order of time gap.
Each pair is two real artworks from the Met's public-domain collection, shown at the sizes they were photographed for the museum's website. Click any image to open its catalog page on metmuseum.org.
§ #1 · cosine similarity 0.932
49 centuries apart
European Sculpture and Decorative Arts · British, Birmingham
Knife and fork case
19th century, after ca. 1500 German original · Elkington & Co.
Greek and Roman Art · Cypriot
Dagger blade
ca. 3000–2000 BCE · Unknown maker
§ #2 · cosine similarity 0.916
49 centuries apart
Egyptian Art
Shouldered bowl with a collared rim
ca. 2960–2649 BCE · Unknown maker
Asian Art · Japan
Untitled
ca. 1820 · Sōhei Ikasa
§ #3 · cosine similarity 0.917
48 centuries apart
Egyptian Art
Linen fragment
ca. 2880–2465 BCE · Unknown maker
Asian Art · India (Rajasthan, Mewar)
Untitled
ca. 1825 · Ghasi
§ #4 · cosine similarity 0.917
48 centuries apart
Egyptian Art
Bed (bier)
ca. 2960–2770 BCE · Unknown maker
European Sculpture and Decorative Arts · British, London
Miniature fender
ca. 1720–30 · David Clayton
§ #5 · cosine similarity 0.905
48 centuries apart
European Sculpture and Decorative Arts · British, London
Miniature trivet
ca. 1720–30 · David Clayton
Egyptian Art
Bed (bier)
ca. 2960–2770 BCE · Unknown maker
§ #6 · cosine similarity 0.933
47 centuries apart
Egyptian Art
Jar
ca. 2649–2100 BCE · Unknown maker
Modern and Contemporary Art · Danish (Nästved)
Vase with lid
ca. 1922 · Herman A. Kähler · Kähler Potteries
§ #7 · cosine similarity 0.923
47 centuries apart
Greek and Roman Art · Cycladic
Terracotta box of a pyxis (small box)
ca. 3000–2800 BCE · Unknown maker
Asian Art · Japan
Untitled
17th century · Hon'ami Kōetsu
§ #8 · cosine similarity 0.944
46 centuries apart
Egyptian Art
Bowl
ca. 2649–2100 BCE · Unknown maker
Asian Art · Japan
Untitled
ca. 1817 · Mitani Rinsō
§ #9 · cosine similarity 0.922
46 centuries apart
Ancient Near Eastern Art
Vase with overlapping pattern and three bands of palm trees
ca. mid- to late 3rd millennium BCE · Unknown maker
The American Wing · American
Vase
1882–85 · Chesapeake Pottery
§ #10 · cosine similarity 0.920
46 centuries apart
Asian Art · China
Jar (Guan) · Banshan phase
ca. 2650–2350 BCE · Unknown maker
The American Wing · American
Pitcher
1828–38 · Tucker Factory
§ #11 · cosine similarity 0.915
46 centuries apart
Photographs
Persepolis (?)
1840s–60s · Luigi Pesce
Egyptian Art
Relief fragment, offering bearers
ca. 2649–2100 BCE · from the mastaba of Idut
§ #12 · cosine similarity 0.911
46 centuries apart
Egyptian Art
Tweezers
ca. 2650 BCE · Unknown maker
Arms and Armor · Malaysian & Sumatran
Sword (Rudus) and Scabbard
dated 1835 · Muhammad Salih of Terumon
§ #13 · cosine similarity 0.903
46 centuries apart
Ancient Near Eastern Art · Hattian
Ewer with concentric circles
ca. 2700–2000 BCE · Unknown maker
The American Wing · American
Wine pot
1882 · Dominick & Haff
§ #14 · cosine similarity 0.956
45 centuries apart
Greek and Roman Art · Cypriot
Bronze pin
ca. 2500–1600 BCE · Unknown maker
The American Wing · American
Sample of soldering bar lead
1900–1907 · Tiffany Studios
§ #15 · cosine similarity 0.940
45 centuries apart
Greek and Roman Art · Cycladic
Marble bowl
ca. 2700–2400 BCE · Unknown maker
Asian Art · Japan
Untitled
18th century · Nonomura Ninsei
§ #16 · cosine similarity 0.923
45 centuries apart
Ancient Near Eastern Art
Fragmentary goblet
ca. mid-3rd millennium BCE · Unknown maker
The American Wing · American
Chalice
ca. 1813–56 · Israel Trask
§ #17 · cosine similarity 0.905
45 centuries apart
European Sculpture and Decorative Arts · German, Nuremberg
Hunting scene
ca. 1570–80 · Pankraz Labenwolf
Ancient Near Eastern Art
Cylinder seal
ca. 2900–2700 BCE · Unknown maker
§ #18 · cosine similarity 0.900
45 centuries apart
Ancient Near Eastern Art · Iran
Amulet
ca. 2500–1750 BCE · Unknown maker
European Sculpture and Decorative Arts · probably Italian, Pesaro
Dish
late 19th – early 20th century · Ferruccio Mengaroni (after Raphael)
§ #19 · cosine similarity 0.917
44 centuries apart
Ancient Near Eastern Art · Sumerian
Standing male worshiper
ca. 2500–2350 BCE · Unknown maker
The Libraries
Descriptive Atlas of the Cesnola Collection
1885–1904 · J. R. Osgood, Boston
§ #20 · cosine similarity 0.901
44 centuries apart
The American Wing · American
Plate
1838 · Conrad Ranninger
Greek and Roman Art · Cypriot
Gabbro mace head
ca. 2500–1900 BCE · Unknown maker
§ #21 · cosine similarity 0.949
43 centuries apart
Asian Art · China
Vase (Hu) · Liangzhu culture
ca. 2400–2000 BCE · Unknown maker
The American Wing · American
Pitcher
1814–28 · Peleg Armstrong and Erastus Wentworth
§ #22 · cosine similarity 0.928
43 centuries apart
Asian Art · China
Jar (Guan) · Machang phase
ca. 2350–2050 BCE · Unknown maker
The American Wing · American
Covered Box
1898–1902 · Louis C. Tiffany · Tiffany Glass
§ #23 · cosine similarity 0.923
43 centuries apart
Arts of Africa, Oceania, and the Americas
Jar
ca. 1910 · Nampeyo
Greek and Roman Art · Cycladic
Terracotta jar
ca. 2300–1900 BCE · Unknown maker
§ #24 · cosine similarity 0.940
42 centuries apart
Ancient Near Eastern Art · Iran
Beaker
ca. 2400–2170 BCE · Unknown maker
Asian Art · Japan
Untitled
ca. 1675 · Ichinyu
§ #25 · cosine similarity 0.930
42 centuries apart
Ancient Near Eastern Art · Bactria-Margiana
Beaker with birds on the rim
ca. late 3rd–early 2nd millennium BCE · Unknown maker
The American Wing · American
Tazza
1880–88 · Boston & Sandwich Glass Company
§ #26 · cosine similarity 0.911
42 centuries apart
Egyptian Art
Kneeling captive
ca. 2246–2152 BCE · Unknown maker
European Sculpture and Decorative Arts · French, Paris
Crouching Flora
ca. 1863 · Jean-Baptiste Carpeaux
§ #27 · cosine similarity 0.902
42 centuries apart
Arts of Africa, Oceania, and the Americas · Edo
Plaque: Two Portuguese Merchants
16th–17th century · Edo artist
Egyptian Art
Corner of niche from the tomb of Akhtihotep
ca. 2575–2551 BCE · Unknown maker
§ #28 · cosine similarity 0.902
42 centuries apart
Ancient Near Eastern Art · Hattian
Bull's horns
ca. 2300–2000 BCE · Unknown maker
Musical Instruments · German
Half Moon (bugle) in D
1813 · Erdmuthe Juliane Liebel
§ #29 · cosine similarity 0.902
42 centuries apart
Egyptian Art
Recumbent Lion
ca. 2575–2450 BCE · Unknown maker
Arts of Africa, Oceania, and the Americas · Edo
Leopard
1550–1680 · Edo artist
§ #30 · cosine similarity 0.959 · tightest match in the top 30
41 centuries apart
Musical Instruments · British
Natural Horn
1790–1830 · John Köhler
Ancient Near Eastern Art · Hattian
Sword or dagger
ca. 2300–2000 BCE · Unknown maker
A few honest notes about what CLIP is seeing.
Shape over meaning. CLIP is a general-purpose vision model trained on random internet images. It doesn't know that #10 is a sacred Banshan funerary jar and a 19th-century Philadelphia pitcher. It sees two round things with handles photographed from the same angle. Two-thirds of the top 30 are essentially “round vessel meets round vessel.”
Museum photography is a participant. The Met photographs every artifact against a neutral gray ground with soft overhead lighting. That uniform staging is part of what the model is keying on. The background is as informative as the object. This isn't a bug; it's an honest feature of the dataset.
Two-thousand-year-old + nineteenth-century. The age gaps are real but somewhat inevitable: the Met's ancient holdings are dominated by Egyptian and Mesopotamian small-form objects, and its modern holdings are dominated by 19th-century American and European decorative arts. The archetype overlap is exactly where those two catalogs intersect.
No art-historical claim. None of these pairs are stylistically related, imitations, or influenced by each other. The point is the opposite: the visual nearness exists despite total historical unrelatedness. That's the interesting part.
