Plate I · Style tile

A builder’s book of plates

Banknote guilloché, intaglio hatching and dressed stone, drawn in one ink. Security printing exists to make forgery hard; masonry lays one course on another. Both are how Constructive builds.

Fig. 1. The medallion, its underprint parting round it like water round a pier.

Plate II

The arch

The signature piece. The plate is set out, the walls and piers rise, the timber centering goes up, and the voussoirs are laid in pairs from the springers. The keystone drops in last; once it locks the centering comes out, and the arch carries the wall built over it.

Plate II
N° 000001
Fig. 2. Laying the arch. A, springer. B, keystone, carved with the mark. C, impost. D, the centering, struck once the keystone holds.

Fig. 3

Rosettes

Rings of hypotrochoid and epitrochoid strands. Alternate strands sit on two layers that turn against each other, thirty degrees a minute, so the weave drifts in phase; every ring is twelve-fold, so the loop never shows a seam.

Day platelobes 48 · rings 4
Night platelobes 48 · rings 4
Day platevariant 1 · mixed
Night platevariant 1 · mixed
Day platelobes 72 · rings 5 · density 1.4
Night platelobes 72 · rings 5 · density 1.4

Fig. 4

Wave bands

Two families of sine lines a little out of step, crossing into the beat pattern of a banknote ribbon. They slide against each other a wave a minute, and work as section rules.

Day plate22 · 28 · 40 px
Night plate22 · 28 · 40 px

Fig. 5

Engraving

An engraver has no grey, only lines. Tone comes from how close they run, whether a second set crosses them, and whether they follow the form: insets that model a block, arcs that turn a voussoir.

Day platehatchFill · light mid dark cross
Night platehatchFill · light mid dark cross
Day plateengrave(tone)
Night plateengrave(tone)
Day platecontourHatch · arcHatch
Night platecontourHatch · arcHatch
Day plateCubeMark
Night plateCubeMark

Fig. 6

The plate frame

A banknote border for the app window, figures and cards: outer rule, woven band, corner rosettes, and an inner line that is microprint repeating CONSTRUCTIVE. It is CSS, so it renders on the server and fits any size.

Plate III
Constructive Desktop
Build a booking app for a dental clinic. Patients see only their own appointments.
Fig. 6a. The app window, framed as a plate.
Plate III
Constructive Desktop
Build a booking app for a dental clinic. Patients see only their own appointments.
Fig. 6b. At 390 pixels.

Row-level security

Every table ships with policies, so the app can only read what the signed-in user may see.
Fig. 6c. The fine frame, for cards.
Night

Secure by construction

Policies are part of the build, laid like the keystone, before anything rests on them.
Fig. 6d. The fine frame on the night plate.

Fig. 7

The seal

A milled rim, a ring of microprint, a woven band and the mark at its centre, like the seal on a share certificate. For the final call to action, and as a quiet accent beside a heading.

Day plateSeal
Night plateSeal

Fig. 8

Type and ink

font-display · Instrument Serif

Secure by construction

font-fell · IM Fell English, 1670s

Plate I · II · III

Fig. 1. The keystone, carved with the mark, goes in last.

font-sans · Geist, for UI and body

Describe an app and Constructive Desktop builds it on Postgres, with row-level security on every table.

Day platetokens
  • --canvas
  • --art-line
  • --art-line-soft
  • --art-line-faint
  • --art-accent
  • --art-deep
Night platetokens
  • --canvas
  • --art-line
  • --art-line-soft
  • --art-line-faint
  • --art-accent
  • --art-deep