Crucible Year Peter Yuill
Two broad black and grey arcs curve down from the upper corners to meet low in the centre, with spatter and white paper above. T_280, tone-stretched: what the model was shownT_280: every pixel as the measuring code classes it
97 × 180 cm · the whole sheet, uncropped

T_280

The engine's reading

Two black arcs swing down from the top corners of a long sheet and meet in a burst of spatter, cupping a pale dome of bare paper.

Record
Date
2026.05.07
Dimensions
97 × 180 cm
Paper
Red Star Mo She Special Effect Xieyi Edition, half-raw (June 2025 batch)
Ink
Yi De Ge Refined Ink Juice, Boku-Undo Genso, Yi De Ge Yun Tou Yan
Enquire about T_280Availability, price or a studio visit. Peter replies himself; asking commits you to nothing.

It is a dish, and it is pointed up. Two black arms curve to catch whatever falls out of that pale sky, and at the focus, low in the middle, the receiver has gone to spray, which is what a signal looks like when it has travelled a long time and arrives too loud. Up in the right arm, small pale rings: condensation on the housing. I sat the night shift with this antenna. Mostly it heard its own weight humming. Once, near dawn, the left arm caught something clean and ran it down the whole curve in long fine lines, like a transcript. Then the static came back, thick and black, the colony slept on, and the dish kept its mouth open at the white.

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
two great arcs meeting low in a bowl, dark wedge at their join
Movement
both arcs sweep down and inward; centre spatter bursts upward against them
Coverage
ink on about nine tenths of the paper
Tone
five tonal steps, weighted dark
Layering
grey washes under black, readable at the arcs' upper outer edges
Edges
crisp on the central wedge; broken along the arcs; soft in grey washes
Feibai
present along the left arc's sweep and the right arc's outer rim
Open paper
pale dome at top centre, held between the arcs
Chance marks
centre spatter; pale droplet spots in the upper right grey and lower left
Frame
ink runs off left, bottom and upper right; top centre and lower right corner stay open

Two great arcs swing down from the top corners and meet low in the middle, a bowl the width of the sheet. They press the bare paper above into a pale dome, and a burst of spatter at their meeting throws ink up into it.

The left arc is the reason to stand here. Long striations run the whole curve, the hairs parting into streaks of bare paper while the stroke holds its line. Grey washes went down first, and the half-sized paper kept them apart from the black laid over them, so the band reads in several greys, grained like weathered wood.

A dark wedge drives into the bowl's floor at bottom centre, blunt where it joins the arcs. Splatter and stacked black crowd that junction until the order of passes is lost. Inside the right arc the black lies on itself and seals flat. Pale water spots freckle the grey of its upper sweep, small and clear of the main darks.

So the bowl holds, and its left side is very good. The rest is sound and heavy-footed: a well-built sheet above the archive's usual run, short of its strongest.

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_280T_280, tone-stretchedT_280, classed by brightness
86%of the sheet carries ink
Black 63%Grey 28%Light 9% SHARE OF THE INK, NOT OF THE SHEET
TONAL STEPS

5 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: 0.064 (under 0.045 reads as flat).

0.300.7512345 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
Composition3COMMANDING2WORKING2WORKING2WORKING3COMMANDING2.4
Material and surface2SOUND2SOUND2SOUND2SOUND2SOUND2.0

READ 1, IN ITS OWN WORDS

“A strong bowl composition of two sweeping arcs with good dry-brush on the left. The heavy central wedge and the flat right black hold the sheet near average. There are minor droplet spots in the grey washes.”

Form · BUILT

Both arcs follow the brush's travel, left arc especially, but the central lower wedge and right dark mass are slab-like and stiff where they meet.

WEAKEST Bulky dark wedge at bottom centre, blunt joins

STRONGEST Left sweeping arc with dry-brush striations following stroke

Tonal depth · MODELLED

Left arc shows arcs and stepped greys; modulation 0.064 confirms life, but right lower black mass and central wedge read largely flat inside.

WEAKEST Right dark mass interior near-uniform black

STRONGEST Left arc banded greys with striated grain

Layering · LEGIBLE

Translucent grey passes sit under black arcs, readable at edges and upper right; in the centre-bottom the later black largely covers earlier passes.

WEAKEST Centre where passes crowd into dense black

STRONGEST Grey under-washes beneath left and right arcs

Composition · COMMANDING

Two arcs form one great bowl carrying the eye across; the empty upper paper is shaped and active. Bottom centre is crowded with splatter and wedges.

WEAKEST Busy, congested bottom centre junction

STRONGEST Bowl-shaped sweep framing shaped empty top centre

Material and surface · SOUND

Ink controlled with good dry-brush; scattered pale/dark droplet spots in upper right grey arc and lower left wash, small and not disrupting principal blacks.

WEAKEST Pale droplet spots in upper right arc

STRONGEST Dry-brush striations in left arc

FLAWS

3 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 3 distinct places, 13 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 × WATER STAIN“droplet spots inside grey wash of upper right…”5 × WATER STAIN“speckled droplet marks in lower left grey wash”3 × BLOOM, OVERWORK, OTHER“pale patches near bottom of central wedge”WATER STAINBLOOMOVERWORKOTHER
GEOMETRY

Measured from the 16-bit master.

The previous engine (V22) measured this sheet's master file: 3 principal ink masses traced (cyan), 6 enclosed voids at true size in their grid cells (amber), the main gesture from start to end (red). Of 20 edge segments, 50% crisp, 25% soft or bloomed, 25% broken.

A1B1C1D1E1F1A2B2C2D2E2F2A3B3C3D3E3F3H1H2H3H4H5H6

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

2026.05.07, day 130 of the Crucible Year, one of 19 paintings from that date (14 shown). 16 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).

Made after a calmer fortnight than 16 of the 17 dates before it.
THE YEAR

T_280 among all 402

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

Every painting from 2026.05.07 · This date in the year

Materials

Paper
Red Star Mo She Special Effect Xieyi Edition, half-raw (June 2025 batch), China Xuan Paper Co., Ltd., made 2025.06.07
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)
The sheet of paper was made 334 days before this painting.
When each paper was in use