Crucible Year Peter Yuill
Three large black curved wedges at top, right and bottom left, ringed by grey washes and spatter, around a white central band. T_265, tone-stretched: what the model was shownT_265: every pixel as the measuring code classes it
97 × 180 cm · the whole sheet, uncropped

T_265

The engine's reading

Three black fan segments, the broken pieces of a wheel, swing around an S of white paper through grey washes and flung spatter.

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_265Availability, price or a studio visit. Peter replies himself; asking commits you to nothing.

Three dark shapes sit round a pale opening, and I take them for the Norns at the well of Urd. Snorri says they draw water from it every day and pour it, with the white clay from its edge, over the roots of the world tree so that the tree does not rot. The great one at the top leans in heaviest. The one at the right has turned her back, already walking off with the bucket. The one below is crouched low, still working the clay. The splash between them is this morning's water, thrown hard and running in streaks. They did not speak to me. Then they poured again, the roots drank, and the ash held up the sky for another day.

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
three dark fan segments, top, right and bottom left, joined by grey washes
Movement
rotation around the centre; splash and drips fall down and right against it
Coverage
ink on about four fifths of the paper
Tone
four tonal steps, weighted dark
Layering
two kinds of pass, grey washes under dark fans, readable at their edges
Edges
crisp walls on the fans; soft, splashed edges on the grey halos
Feibai
present in the grey drag strokes right of the bottom-left fan
Open paper
S-shaped white channel through the centre, widening into the lower right
Chance marks
spatter at left and centre, drops at lower right, crease cracks in top arc
Frame
ink runs off top and bottom; left and right edges mostly open, spattered

The eye meets three black fans turning around a pale centre, the pieces of a wheel that has come apart. An S of white paper runs through the middle and gives them room to rotate. Grey washes and spatter fly off the dark on every side.

The top arc is the sheet's real passage. Its wall bends with the travel of the brush, and inside it the black streaks and bands where dry hairs dragged across the half-raw paper, so density steps instead of pooling. Beneath it a grey halo stays legible at the rim, the first pass showing under the second. Crease cracks run through that black, and the arc absorbs them.

The bottom-left fan does not answer it. Its top is cut flat, the body squat, the interior an even grey, and it sits like a slab. The lower right is leftover paper, dotted with drops that mark the space without shaping it. Milky halos cloud the grey beside the masses.

The rotation is real and one fan of three is fully made. The others fill out the circle. A capable sheet, of the kind most working days produce.

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_265T_265, tone-stretchedT_265, classed by brightness
79%of the sheet carries ink
Black 47%Grey 34%Light 19% 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: 0.057 (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, agreeing on 3 of 5 qualities.

Each quality placed on its ladder by each read, and the mean the engine keeps. Where reads differ, they differ by one rung; close calls resolve down.

READ 1READ 2READ 3READ 4READ 5MEAN
Form2BUILT2BUILT2BUILT2BUILT2BUILT2.0
Tonal depth2MODELLED2MODELLED3DEEP2MODELLED2MODELLED2.2
Layering2LEGIBLE2LEGIBLE2LEGIBLE2LEGIBLE2LEGIBLE2.0
Composition2WORKING2WORKING2WORKING2WORKING2WORKING2.0
Material and surface1FLAWED1FLAWED2SOUND1FLAWED1FLAWED1.2

READ 1, IN ITS OWN WORDS

“A rotational composition of three dark fan segments with some tonal life in the top arc. The forms are bulky, the passes are mostly covering, and cloudy halos and blots sit around the masses. An ordinary sheet near R2.”

Form · BUILT

Three curved fan segments with walls that hold; the top arc follows the stroke well, but the bottom-left and right wedges are bulky and slab-like.

WEAKEST Bottom-left fan segment, blunt cut top edge

STRONGEST Top arc segment following the curved brush travel

Tonal depth · MODELLED

Modulation is 0.057. The top arc shows streaks and stepped density, and the right wedge is mottled. The bottom-left mass is more uniform. Four tonal steps.

WEAKEST Bottom-left segment interior, fairly even grey

STRONGEST Top arc with banded, streaked density shifts

Layering · LEGIBLE

There are two passes: pale grey splashed washes under dark fan segments. The overlaps can be read at the edges, but the dark passes mostly cover the earlier ones.

WEAKEST Black segments largely cover the grey underlayers

STRONGEST Grey halo washes legible beneath the top arc

Composition · WORKING

The three segments imply a circular rotation, and the central white is shaped. The lower right feels leftover and spotted, and the sheet is crowded at the top edge.

WEAKEST Lower-right empty quarter with scattered drips

STRONGEST Rotational swing of the three segments around the centre

Material and surface · FLAWED

Cloudy grey bloom washes cling to the top arc and the bottom-left segment. There are crease cracks across the top arc and stray blots at the lower right.

WEAKEST Cloudy splashed grey halos beside the dark masses

STRONGEST Dry-brush grain within the top arc

FLAWS

6 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 6 distinct places, 19 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.

1 × WATER STAIN“cloudy grey halo left of top arc”5 × OTHER · MAJOR“crease cracks through the top arc's dark inte…”3 × BLOOM“cloudy grey halo below and left of the top arc”1 × OTHER“speckled grey patch in central white space”4 × WATER STAIN, BLOOM · MAJOR“milky grey wash at the left of the bottom-lef…”5 × OTHER“stray drips and blots in the lower-right paper”WATER STAINBLOOMOTHERMAJOR
GEOMETRY

Measured from the 16-bit master.

The previous engine (V22) measured this sheet's master file: 2 principal ink masses traced (cyan), 2 enclosed voids at true size in their grid cells (amber), the main gesture from start to end (red). Of 18 edge segments, 39% crisp, 56% soft or bloomed, 6% 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_265 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