number-5
A stainless-steel sculpture by Werner Alois Stanggassinger, with verified knot identity. Its enantiomer — the mirror image of this chiral 8₁₉ knot, realised as separate works — are why-not, XYZ Free View.
Dimensions: 90 × 68 × 122 cm · Weight approx. 30 kg
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See its Seifert surface in 3D →An orientable surface whose boundary is this knot. Built from the braid word: one disc per strand, one half-twisted band per letter. That its boundary is this very knot — and not its mirror, and not the unknot — was checked against the record: determinant, signature and Alexander polynomial.