Crucible Year Peter Yuill
Wide ink painting: a pale grey brushed ring circles an open centre, with dark masses at left, upper right and bottom, and scattered spatter. T_200, tone-stretched: what the model was shownT_200: every pixel as the measuring code classes it
97 × 180 cm · the whole sheet, uncropped

T_200

The engine's reading

A pale grey brushed ring turns across a wide sheet of raw bark paper, gathering a rough dark wedge, a black cloud and a heavy black slug.

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_200Availability, price or a studio visit. Peter replies himself; asking commits you to nothing.

The black at the bottom came down like a ship that forgot to slow. Heavy hull, thin cable trailing back toward the left, as if it towed something all the way from orbit and let go at the last moment. I like the crew already. They brought no windows. They brought density, and a plan to stay dense here for good. Up in the grey, the old orbit is still turning, scratched pale where something scraped the atmosphere on the way in. Across the gap a dark world throws its spray at the sky, hailing them. The hull does not answer. They are busy unpacking the one thing they carried, which is weight, and setting it down on the sand.

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 ring joining left cluster, upper-right dark cloud and bottom black slug
Movement
circular sweep from left, under the centre, up to the right; nothing against it
Coverage
ink on about half of the paper
Tone
three tonal steps, weighted light
Layering
two kinds, grey sweep under dark accents; readable at left and bottom
Edges
crisp on bottom slug and left wedge; soft on right cloud; broken in ring
Feibai
present in the ring's lower sweep and the upper stroke reaching right
Open paper
oval centre held inside the ring; clear strip down the right edge
Chance marks
spatter at left edge and upper right; pale drips lower right; bloom upper left
Frame
ink touches the left edge and top left; right and bottom stay open

A grey ring sweeps across the paper. It starts in the clotted cluster at the left, runs down under the centre, and climbs toward a dark cloud at the right. Three dark anchors sit on that ring, and one turn holds them together around an open centre with a clear shape.

The ring is the best thing on the sheet. In its lower sweep, and in the upper stroke that reaches toward the right, the hairs of the brush part and leave long, even streaks of bare paper. Raw bark paper grips a drying brush hard, so each streak stays sharp and keeps the direction of travel. The right mass answers it: dense at the rim, lighter at the core.

The costs sit at either end. The upper left is crowded, with wash, dark wedge, grain and drips stacked into one corner and watery blots running down the edge beside them. The black lozenge at the bottom is blunt, and its ink lies almost flat inside, so it carries weight and very little else.

The sheet does its main work well, and the ring earns that. The crowded corner and the flat black hold it back from more.

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_200T_200, tone-stretchedT_200, classed by brightness
53%of the sheet carries ink
Black 15%Grey 42%Light 43% 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: 0.054 (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, agreeing on 4 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 depth2MODELLED2MODELLED2MODELLED2MODELLED2MODELLED2.0
Layering2LEGIBLE2LEGIBLE2LEGIBLE2LEGIBLE2LEGIBLE2.0
Composition2WORKING2WORKING2WORKING2WORKING2WORKING2.0
Material and surface1FLAWED2SOUND2SOUND1FLAWED2SOUND1.6

READ 1, IN ITS OWN WORDS

“This is an energetic circular sweep with three dark anchors and is ordinary overall. The arc is fluent, but the bottom black is bulky and flat. Watery blots and puddles around the masses lower the surface; the sheet is close to R2.”

Form · BUILT

The large grey circular sweep follows the brush's travel. The bottom-centre black lozenge and the right black mass are bulky. The left dark wedge holds its shape.

WEAKEST Bottom dark slug is a bulky, blunt lozenge

STRONGEST Grey sweeping arc with dry-brush striations

Tonal depth · MODELLED

The tone-stretched view shows a lighter core and arcs inside the right mass, and banding in the left wedge. The bottom lozenge is mostly uniform. Modulation is 0.054 with three tonal steps.

WEAKEST Bottom black lozenge is nearly flat inside

STRONGEST Right dark mass with a pale core and arcs

Layering · LEGIBLE

There is a translucent grey sweep pass, then black accents and spatter. Overlaps at the left and bottom-right stay readable, but the sequence stays simple.

WEAKEST Black passes sit on the grey but do not build depth

STRONGEST Grey arc overlapping the left textured dark passage

Composition · WORKING

A ring movement carries the eye around three dark anchors, and the centre of the paper is shaped by the arc. The left side is cluttered and the floating grey dabs in the centre are weak.

WEAKEST Upper-left cluster is busy and crowded

STRONGEST Circular sweep linking three dark anchors

Material and surface · FLAWED

Watery grey blots run down the far left, and pale puddle drops sit at the lower right beside the arc. A cloudy wash sits in the upper-left mass, visible in the colour view.

WEAKEST Pale drip blots and watery puddles beside the masses

STRONGEST Dry-brush striations in the grey arc

FLAWS

5 distinct places, 1 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.

4 × BLOOM, WATER STAIN · MAJOR“Cloudy wash inside the upper-left grey mass”2 × BLOOM“cloudy pale core inside the upper-right dark …”3 × WATER STAIN, OTHER“Pale watery drip blots down the left edge”2 × WATER STAIN, TIDE LINE“Pale blotches in the centre near the arc's in…”5 × WATER STAIN, TIDE LINE“Pale puddled drops beside the right arc, lowe…”WATER STAINBLOOMTIDE LINEOTHERMAJOR
GEOMETRY

Measured from the 16-bit master.

The previous engine (V22) measured this sheet's master file: 4 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 16 edge segments, 56% crisp, 38% soft or bloomed, 6% 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_200 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