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Glowing 3D Knot Poster

A glowing 3D knot poster — one tube of constant diameter, with every crossing assigned an over and an under, so the form can actually be traced. Five fields.

graphicsposter3dimage-promptminutes
ExamplesConstant diameter · every crossing assigned · traceable end to end
Vibary
Harbour Row

We made two examples: a knot for Vibary and a genuine figure-eight with four crossings for Harbour Row. In both, every crossing resolves with one strand over and one under, the tube keeps the same thickness all the way, and its ribs crowd together on the inside of each bend.

You can trace the tube from one end to the other: at every crossing the hidden strand reappears on the far side at the right position and angle, with a contact shadow where the other passes over. The crossings follow the over and under order you give in the field. The thickness is constant and only seems to change with depth.

Generated for this library

Input
  Path      a trefoil knot standing upright, entering at the
            lower left, looping three times, leaving at the
            lower right
  Crossings three - top: incoming strand over · middle:
            under · lower right: over
  Tube      constant diameter about a tenth of the frame
            width - fine ribbing around it, glossy not
            mirrored
  Gradient  indigo at the left to magenta at the upper right
            - the tube cycling cyan, violet, hot pink
  Type      top left SOUND INSTALLATION / 2026 · top centre
            SONIC KNOT · lower right FLUID FIELDS

Returned   1 poster · 2:3 · gradient field, glowing tube

diameter  the same at the front loop and the back one -
          only perspective changes it
crossings three, each with a clear over and under, and the
          strand beneath visibly continuing on both sides
trace     you can follow the tube from entry to exit without
          losing it
ribbing   perpendicular to the axis at every point, turning
          with the tube through each bend
type      four short lines at the margins, none over the form
SKILL.mdthe whole thing, as you would paste it© vibary.ai

You fill in 5 fields — the braced lines at the top. Everything below them is fixed.

  1. 1The path — how the tube runs
  2. 2The crossings — how many, and which strand is on top at each
  3. 3The tube — diameter and surface
  4. 4The gradient and the tube's colours
  5. 5The type

Glowing 3D Knot Poster

What this makes

A glowing 3D knot poster — one tube of constant diameter, with every crossing assigned an over and an under, so the form can actually be traced. Five fields.

The whole template, in one piece. The steps below are the entire workflow.

How to use it

  1. Copy the whole template with the button above.
  2. Replace the five FIELDS lines. In the second, say over or under for each crossing — that list is what makes the form solid.
  3. Paste it into any image-capable agent or model, in one message. One run returns the poster.
  4. Trace it with a finger before shipping. If you lose the tube where two strands meet, they merged instead of crossing.

What you swap

The path — how the tube runs
a trefoil knot standing upright, entering at the lower left, looping three times, and leaving at the lower right
The crossings — how many, and which strand is on top at each
three crossings — at the top the incoming strand passes over; at the middle it passes under; at the lower right it passes over again
The tube — diameter and surface
a constant diameter of about a tenth of the frame width — fine ribbing running around it, glossy but not mirrored
The gradient and the tube's colours
ground running from deep indigo at the left to magenta at the upper right — the tube cycling cyan, violet and hot pink along its length
The type
top left SOUND INSTALLATION / 2026 · top centre SONIC KNOT · lower right FLUID FIELDS

Before it runs

  • A named knot or path. 'A twisted shape' produces a tangle; 'a trefoil entering at the lower left' produces something you can check.
  • A crossing count you are willing to commit to. Every crossing is a decision, and unstated ones get resolved by smearing two strands together.
  • Restraint on the palette. The gradient is doing a lot of work and a fourth hue turns the form to mush.

When to reach for it

Sound art, tech conferences, club nights, anything abstract and premium. Templates in this style return a gorgeous gradient tangle you cannot follow: strands that merge into each other instead of crossing, over-and-under that swaps mid-form, and a tube that swells and shrinks as it goes.

What changes

  • One continuous tube knotted in the centre of a gradient field, lit from within the palette.
  • A constant diameter along its whole length, so it reads as extruded rather than modelled by eye.
  • Every crossing given an over and an under, stated in advance, and held.
  • A path you can trace from end to end without it dissolving into itself.
  • Ribbing that runs perpendicular to the axis everywhere, turning with the tube through every bend.

Pairs with