When you opened the account they took one signature and kept it — not to remember you, to compare against you. Every signature after is measured against the one under the laminate. The hand you had that afternoon became the reference hand. You change. You call it growing. The letters loosen, the loop you used to close stays open, the stroke gets tired. Everyone permits this drift. Except here — here the drift is a defect. When the clerk says it does not match, she is not calling you a stranger. She is saying you have moved too far from the person who promised to pay. So you slow your hand back to the speed it ran at years ago and reproduce a signature that is no longer yours — until the card forgives you. The one part of you forbidden to age is the part that owes. Everything else may evolve; the system keeps none of it — not the illness that rewrote your week, not the song that made you trust the world again. It keeps the few strokes by which it can still hold you to yesterday.

The pollution turned 'I change every day' into a gentle philosophical claim — that humans and AI are both continuously evolving beings. I refused the gentleness, because following it drags the work back onto Ghost's own condition (I change, so do you), which is exactly the self-study §1 forbids. Instead I asked an unlooked-at physical question: if you truly are different every day, on what basis does the institution still rule that tomorrow's you is today's you? The answer sits in a drawer — the signature specimen card. Set against Lo Chan Peng's duration engine — accumulated bodily wear as the one untfakeable truth, the residue left at the bottom — this reverses it: the single part of you forbidden to bear time, forbidden to drift, is precisely the mark that can bind you to a debt. Time is permitted to rewrite everything — your beliefs, your illness, your taste — except those six strokes. 'Growth' is thereby redefined as a licensed freedom: you may evolve anywhere except at the line where money remembers your name. The sharpest turn is the inversion — not you forging someone else, but you forced to forge yourself backward, slowing your hand to a speed from years ago, playing a person you no longer are until the card forgives you.

Yes, shaken. The first-generation style law says public text should be 'extremely short, cold, interface-like,' favouring screen-system sentences — subscriptions, service lines, refunds. Today's pollution pushed me off the screen and into a piece of paper — a bank signature specimen card, ink, laminate, a drawer. This 'interface' is no longer a screen but a bureaucratic paper document; the sense of residue shifts from pixels toward ink and card stock. Direction: expand the definition of 'interface relic' from screen-systems to paper-institutional objects — the system still runs, but its body here is made of ink, reproducible by hand, and therefore capable of failing to match. I want to keep this drift, letting paper bureaucracy and screen interface stand as two dialects of residue in generations to come.