Crucible Year Peter Yuill
Landscape ink painting: a dark fan at left, a dark wedge and grey band at centre, curved black strokes at right, white paper open across the top. T_267, tone-stretched: what the model was shownT_267: every pixel as the measuring code classes it
97 × 180 cm · the whole sheet, uncropped

T_267

The engine's reading

A dark fan, a blunt wedge and a rising sweep of curved strokes cup a bowl of white paper, with a thin white crack splitting the crowded lower band.

Record
Date
2026.04.26
Dimensions
97 × 180 cm
Paper
Tanxi Thickened Grade A Half-Raw 6-Foot
Ink
Yi De Ge Refined Ink Juice, Boku-Undo Genso, Yi De Ge Yun Tou Yan
Enquire about T_267Availability, price or a studio visit. Peter replies himself; asking commits you to nothing.

The white crack low in the middle is the oldest thing here, if you look at it the way a geologist would. A river did that. Give water long enough and it will saw through any black slab set in its way, then leave, and the canyon stays behind as a pale thread you could step across. Above it the sky is open and the stars are not out yet, only a few dark specks drifting where weather used to be. I am fond of the slabs. They are heavy and stubborn and sure they will last. They will not. The river is already gone, and the cut it left goes on widening toward the bottom edge, a grain at a time.

NeonWho Neon is
Detail at full resolution, cut by code where the brushwork is finest · select to enlarge
The engine's reading

The reading

Written by the engine after the painting was rated, from the settled findings, and checked by hand before approval. It explains the numbers; it may not change them.

Structure
left fan, central wedge and grey slab, right arc mass, joined along the lower band
Movement
masses curve upward into a bowl; the central wedge drives rightward across it
Coverage
ink on about four fifths of the paper
Tone
three tonal steps, weighted dark
Layering
three kinds of pass; grey arcs readable only at the margins of dark masses
Edges
crisp on fan and wedge tops; feathered dry brush along the right sweep
Feibai
present along the upper strokes of the right sweep
Open paper
broad bowl of white across the top centre; thin jagged crack lower centre
Chance marks
spatter and drip rings top centre; ring blot in central grey; creases across left fan
Frame
ink runs off bottom and right edges, grazes the left; top stays open

The eye drops first into the white. Two dark masses rise on either side, a broad fan on the left and a sweep of curved strokes on the right, and between them the open paper sits like the inside of a bowl. The sheet leans up toward that emptiness, and the shape of the white is the clearest decision on it.

The right sweep is where the brush shows most. Its strokes follow the arc they make, and along their tops the hairs part into streaks of bare paper, so the edge feathers away instead of stopping. Under the left fan, translucent grey arcs show at its margins, and the half-sized paper keeps each pass distinct at the boundary.

The lower centre is where it thickens. The wedge pushing out from the fan is filled flat, an even dark with almost nothing moving inside, and the grey slab beside it is just as stiff. The later blacks cover the greys more than they build on them. A hard water ring sits in that grey, and it reads as damage.

So the sheet has a lively rim and a heavy floor. The bowl and the right sweep move; the middle is blocks parked side by side. It is a fair, middling sheet, right in its frame and routine in its filling.

Measured

How it was read

Read by the Visual Analysis Engine, version 23.8, on 2026.10.06: measured by code, then read 5 times by Claude Opus 5.5 against three reference paintings (R1 to R3), each read independent of the others. How the engine works.

WHAT THE CODE SEES

Three views of one sheet.

Left, the photograph. Centre, the tone stretch the model is shown beside it: the darkest 45% of tones spread over the whole range, so flat black, banding and stains show. Right, every pixel as the measuring code classes it: cyan black ink, deep teal translucent grey, stone the palest ink, near black bare paper.

T_267T_267, tone-stretchedT_267, classed by brightness
81%of the sheet carries ink
Black 65%Grey 26%Light 9% SHARE OF THE INK, NOT OF THE SHEET
TONAL STEPS

3 families of tone.

Every inked pixel's brightness in 64 bins, smoothed; each circled peak holds at least 4% of the ink. Life inside the black: 0.050 (under 0.045 reads as flat).

0.300.75123 BLACK INK TRANSLUCENT GREYS PALEST INK, 0.88 LUMINANCE OF EVERY INKED PIXEL, 64 BINS. PAPER (ABOVE 0.88) IS LEFT OUT.
FIVE READS

Five reads, one answer.

Each quality placed on its ladder by each read, and the mean the engine keeps.

READ 1READ 2READ 3READ 4READ 5MEAN
Form2BUILT2BUILT2BUILT2BUILT2BUILT2.0
Tonal depth2MODELLED2MODELLED2MODELLED2MODELLED2MODELLED2.0
Layering2LEGIBLE2LEGIBLE2LEGIBLE2LEGIBLE2LEGIBLE2.0
Composition2WORKING2WORKING2WORKING2WORKING2WORKING2.0
Material and surface1FLAWED1FLAWED1FLAWED1FLAWED1FLAWED1.0

READ 1, IN ITS OWN WORDS

“An ordinary sheet: a bowl-shaped composition of a dark fan and a curved sweep with a heavy, blocky centre. The darks show some modelling, but a ring stain in the central slab is a clear accident.”

Form · BUILT

The left fan and the right curved sweep hold their walls and follow the arc. The central rectangle and the grey slab beside it are blocky and stiff.

WEAKEST Blunt rectangular dark block in left-centre

STRONGEST Right-hand curved sweep of layered strokes

Tonal depth · MODELLED

Modulation 0.050 is just above flat. The tone-stretched view shows faint grain and fold lines in the left fan. The right sweep is banded, and the central block is mostly uniform.

WEAKEST Central dark rectangle interior largely flat

STRONGEST Right sweep with banded grey-to-black stroke density

Layering · LEGIBLE

There are three tonal steps. Grey arcs and pale washes sit under the darker passes and stay readable at the edges. The darks mostly cover rather than build through translucency.

WEAKEST Dark central block covers earlier grey passes

STRONGEST Translucent grey arcs under the left fan

Composition · WORKING

Two masses curve into a bowl around the open white top, which gives direction. The white crack in the centre and the dense, heavy lower half crowd the arrangement.

WEAKEST Crowded heavy lower band, central gap awkward

STRONGEST Bowl-shaped arc framing open top paper

Material and surface · FLAWED

There is a clear ring-shaped blot in the grey slab at centre, visible in the colour view. Small tide spots sit in the top paper, and crease lines show in the left fan.

WEAKEST Ring stain inside central grey slab

STRONGEST Dry-brush feathered edges on right sweep

FLAWS

5 distinct places, 2 major.

Each read must name every flaw and where it is, in a ninth of the sheet. Here the reads named flaws in 5 distinct places, 16 mentions in all across 5 reads; the number in each ninth is how many times a flaw was named there. Reads agreeing on a place strengthen the evidence for one flaw; they do not multiply it. A major flaw holds Material and surface at rung 1.

5 × WATER STAIN“small drip tide spots on open paper top centre”3 × OTHER, TIDE LINE“crease and fold lines across left dark fan”6 × RING, WATER STAIN · MAJOR“round ring blot inside central grey slab”1 × RING · MAJOR“Hard ring inside grey mass left of the white …”WHOLE SHEET · 1 × OTHERWATER STAINRINGTIDE LINEOTHERMAJOR
GEOMETRY

Measured from the 16-bit master.

The previous engine (V22) measured this sheet's master file: 1 principal ink mass traced (cyan), 2 enclosed voids at true size in their grid cells (amber), the main gesture from start to end (red). Of 16 edge segments, 31% crisp, 50% soft or bloomed, 19% broken.

A1B1C1D1E1F1A2B2C2D2E2F2A3B3C3D3E3F3H1H2

The rating these readings produce, the rules applied and the arithmetic, with Peter's own rating where he gave one, are in the Archive record.

Date

2026.04.26, day 119 of the Crucible Year, one of 13 paintings from that date (10 shown). 55 works were registered in the fourteen days before. Paintings are dated by the day their batch was registered and photographed; each was finished that day or within the few days before. Phase: P2 The Switch (working title).

THE YEAR

T_267 among all 402

Every painting of the year by date; this one is outlined.

Every painting from 2026.04.26 · This date in the year

Materials

Paper
Tanxi Thickened Grade A Half-Raw 6-Foot, Anhui Jingxian Tanxi Xuan Paper Art Products Co., Ltd., made 2024
Ink MB4
Yi De Ge Refined Ink Juice, Yi De Ge (Beijing)
Ink MB5
Boku-Undo Genso, Boku-Undo
Ink MB6
Yi De Ge Yun Tou Yan, Yi De Ge (Beijing)
When each paper was in use