Flow Lenia · exact q8 spatial ablation

The body disciplines possibility.

The causal action world was already present in early material. Spatial organization did something subtler and more organism-like: it made nearby actions more legible, development faster and more reliable, and distant futures less explosive.

Discovery: rearranging the same q8 cells progressively delayed formation and destabilized its timing. The organized state did not maximize the number of possible futures. It canalized them.
39exact q8 organisms
156mass-identical spatial states
312score-matched history pairs
5,616q900 causal futures
The move

Change arrangement. Change nothing else.

For each organism we captured the exact two-channel q8 state. Then we moved channel-coupled blocks inside the same central 32×32 window.

Same genotype
Same cell vectors
Same channel masses
Same world
Intactoriginal
8×8 tilesspatial permutation
4×4 tilesspatial permutation
Cellsspatial permutation

At least 98.61% of every channel’s q8 mass lay inside that window; state outside it stayed byte-identical. The three shuffles were also comparably far from intact in raw Hellinger distance (0.377, 0.384, 0.389). What changed downstream therefore tracks preserved spatial scale—not simply a larger perturbation.

Intact state
Intact
8×8 tiles state
8×8 tiles
4×4 tiles state
4×4 tiles
Cells state
Cells

Representative source s11, rendered from the exact q8 state patches with one shared intensity scale.

The local action map

Organization made nearby actions more distinct—and less self-contradictory.

Matched-history separation at release

0.105Intact0.0888×8 tiles0.0864×4 tiles0.087Cells

Larger means the two score-matched histories arrive at more distinct local states.

History-tangent agreement

-0.323Intact-0.5098×8 tiles-0.5724×4 tiles-0.851Cells

1 = aligned, 0 = unrelated, −1 = opposite. Cell shuffling makes the action surface nearly reverse itself.

Intact minus cell-shuffled local separation: +0.018, 95% bootstrap interval [+0.012, +0.024]. Tangent agreement improves by +0.528 [+0.499, +0.555]—positive in all 39 organisms.

The 8×8 and 4×4 controls had matching quality as good as intact, yet both already lost local separation and tangent coherence. The cell-level condition was harder to score-match, so it is the strongest ablation, not the only support for the result.

Developmental control

Destroying q8 organization delays the visible transition.

Untouched transition time

50.051Intact62.8978×8 tiles72.5644×4 tiles80.641Cells

Every organism still crossed the frozen morphology detector. The transition simply moved later.

Action-route timing range

7.8Intact12.88×8 tiles17.44×4 tiles19.7Cells

Within each state: latest minus earliest certified transition across the four matched action histories.

Spatial stateMean untouched transitionMean route rangeMean action shift from own clock
Intact50.17.84.5
8×8 tiles62.912.87.3
4×4 tiles72.617.411.4
Cells80.619.710.4

Relative to intact, the mean untouched delay was +12.85 [+3.67, +24.03] passages for 8×8 tiles, +22.51 [+10.44, +35.95] for 4×4 tiles, and +30.59 [+15.15, +48.46] for cells. All 39 untouched states still transitioned.

Intact state
Intact
8×8 tiles state
8×8 tiles
4×4 tiles state
4×4 tiles
Cells state
Cells

The same representative source s11 at passage 128 under untouched continuation from each q8 state.

The distant action world

Disorder opened more futures. It did not create a better map.

q900 matched-history distance

0.371Intact0.4208×8 tiles0.4254×4 tiles0.427Cells

Distant outcomes diverge more after any spatial shuffle. Raw possibility expands as organization is removed.

q900 tangent agreement

-0.018Intact-0.0098×8 tiles-0.0144×4 tiles-0.058Cells

Most local geometric ordering washes out by q900; cell-level destruction leaves the clearest residual loss.

Cell shuffling increased future divergence by +0.056 [+0.036, +0.075]. The organized state is therefore not “more sensitive” in every sense. It is more selective.
Intact state
Intact
8×8 tiles state
8×8 tiles
4×4 tiles state
4×4 tiles
Cells state
Cells

Representative s11, high-hold continuation at q900. These are examples, not the source of the quantitative result.

What we found

Causal plasticity comes first. Organization canalizes it.

More organized q8 state

  • stronger local separation between matched histories
  • less reversed / twisted action geometry
  • earlier visible transition
  • less action-dependent timing variation
  • narrower distant future repertoire

More disordered q8 state

  • weaker local distinctions
  • nearly opposing local tangents
  • delayed organization
  • more timing susceptibility
  • broader q900 divergence

This is a causal result about arrangement. The same material behaves differently when its spatial relations are destroyed. Early organization acts like a developmental constraint: it turns an already-rich possibility space into a narrower, more coherent trajectory toward form.

That is directly relevant to causal emergence. It suggests that the interesting precursor may not be a scalar “more information” peak. It may be the onset of canalization: the moment distributed structure begins to make interventions have stable, coordinated meanings for the future of the whole.

The next direct swing

Can we rebuild the constraint?

The strongest next intervention is a rescue curve: begin from the cell-shuffled q8 state, restore increasing fractions of the original coarse spatial arrangement, and ask whether tangent coherence and developmental timing snap back before visible morphology does.

If a partial spatial repair restores the action geometry first, we have a manipulable order parameter for developmental commitment—not merely an ablation effect. That is where we go next.