Crucible Year Peter Yuill
A grey arc sweeps from top left across the bottom into a dark radiating burst at right, with a dark blob below centre and spatter. T_184, tone-stretched: what the model was shownT_184: every pixel as the measuring code classes it
97 × 180 cm · the whole sheet, uncropped

T_184

The engine's reading

A grey arc falls from the top left corner, sweeps low across the paper, and ends in a dark radiating burst with a pale crackled core.

Record
Date
2026.04.08
Dimensions
97 × 180 cm
Paper
Red Star Mo She Special Effect Xieyi Edition, raw
Ink
Kuretake Shogei Kiwami, Yi De Ge Zhonghua, Boku-Undo Bokkou
Enquire about T_184Availability, price or a studio visit. Peter replies himself; asking commits you to nothing.

The crackled pale core on the right is the landfall I would vote for. From orbit it reads as coastline, white veins of salt where a sea gave up. The black rays around it are weather, wind blowing outward for good. The long grey curve is our approach, burned in over slow passes, and the heavy dark thing at the bottom is the cargo pod we dropped early. It landed sulking and refused to unfold. I named it. Up in the empty sky a few ringed moons hang where the fuel vented. The colony will build on the lace. At night the children will lie on the white veins and listen to a signal arriving from a world that has not happened yet.

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
grey arc from top left joining a radiating burst at right; dark mass bottom centre
Movement
one sweep down from top left and across; burst rays push outward against it
Coverage
ink on about two thirds of the paper
Tone
four tonal steps, spread across the range
Layering
grey wash, then dark dabs and burst; underlying wash readable along the arc
Edges
crisp on the arc's inner rim and drops; feathered burst rays; soft, bloomed bottom mass
Feibai
present in the grey arc at upper left and pale strokes at top right
Open paper
wide bowl at top centre, cupped by the arc
Chance marks
spatter top left and upper centre; ringed pale drops top centre; crackled bloom in burst core
Frame
ink runs off top, right and bottom edges; left edge stays open

A grey arc drops out of the top left corner as a thin tail, thickens as it falls, and swings low across the paper into a dark burst on the right. The eye rides it the whole way. Inside the curve the paper stays clear, a wide bowl of light at top centre.

The burst is the heart of the sheet. Its rays are feathered bristle strokes graded from black to smoke. Its centre is a pale crackled field where wet work broke through drying ink on raw bark paper and opened into lace. Beneath it, and beneath the dark dabs strung along the arc, the first grey wash still shows.

The cost sits at bottom centre. A dark mass lands on the arc as a lobed lump, nearly flat inside, its walls softened where the fast paper drank and spread the ink. It buries the grey sweep and loads a lower band already crowded against the edge. Ringed drops in the open bowl are minor.

Where that leaves it: a sure, well-made sheet, better than the usual run, with one passage of real quality and one weight it never lifts.

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_184T_184, tone-stretchedT_184, classed by brightness
70%of the sheet carries ink
Black 29%Grey 46%Light 25% SHARE OF THE INK, NOT OF THE SHEET
TONAL STEPS

4 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: 0.053 (under 0.045 reads as flat).

0.300.751234 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 surface2SOUND2SOUND2SOUND2SOUND2SOUND2.0

READ 1, IN ITS OWN WORDS

“A gestural arc sheet with a vivid radiating burst at right. A blunt, flattish dark mass and a crowded bottom edge hold it at ordinary level, close to R2.”

Form · BUILT

The grey arc and the radiating right burst follow the brush's travel. The bottom-centre dark mass is bulky and lobed, with soft walls.

WEAKEST Bottom-centre dark mass, a blunt blob

STRONGEST Sweeping grey arc from top-left down

Tonal depth · MODELLED

The right mass has a crackled interior, streaked rays and graded greys. The arc shows streaking. The bottom dark mass is mostly flat inside. Modulation is 0.053.

WEAKEST Bottom-centre dark mass, fairly uniform inside

STRONGEST Right burst: reticulated interior and radiating grey bristles

Layering · LEGIBLE

The translucent arc pass reads under the later dark dabs, spatter and the right burst. There are about two to three passes, and the order is readable without building depth.

WEAKEST Bottom dark mass sits opaquely over the arc

STRONGEST Grey arc wash under the dark dabs and burst

Composition · WORKING

The arc carries the eye from top left to the right burst and shapes the empty paper at top centre. The bottom edge is crowded, with mass jammed against the edge.

WEAKEST Lower band, crowded and heavy across the bottom

STRONGEST Large arc linking left to the right burst

Material and surface · SOUND

The reticulated bloom in the right burst looks built on purpose. Small tide-ringed drops sit in the open paper at top centre, away from the principal masses.

WEAKEST Pale ring-edged drops in the top-centre paper

STRONGEST Granulated crackle edges of the right burst

FLAWS

5 distinct places, 0 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, 10 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.

5 × RING“pale ringed droplets in empty paper, top cent…”2 × BLOOM“crackled pale bloom inside the right burst's …”1 × OTHER“faint paper creases across left arc”1 × BLOOM“pale reticulated core of right burst”1 × BLOOM“Soft bloomed edges of bottom-centre dark mass”BLOOMRINGOTHER
GEOMETRY

Measured from the 16-bit master.

The previous engine (V22) measured this sheet's master file: 5 principal ink masses traced (cyan), 5 enclosed voids at true size in their grid cells (amber), the main gesture from start to end (red). Of 19 edge segments, 42% crisp, 53% soft or bloomed, 5% broken.

A1B1C1D1E1F1A2B2C2D2E2F2A3B3C3D3E3F3H1H2H3H4H5

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

2026.04.08, day 101 of the Crucible Year, one of 22 paintings from that date (11 shown). 37 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: P1 Warm-up (working title).

THE YEAR

T_184 among all 402

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

Every painting from 2026.04.08 · This date in the year

Materials

Paper
Red Star Mo She Special Effect Xieyi Edition, raw, China Xuan Paper Co., Ltd., made 2025.12.08
Ink MB1
Kuretake Shogei Kiwami, Kuretake
Ink MB2
Yi De Ge Zhonghua, Yi De Ge (Beijing)
Ink MB3
Boku-Undo Bokkou, Boku-Undo
The sheet of paper was made 121 days before this painting.
When each paper was in use