# A currency that buys one category of thing > NUTRITION CREDIT ONLY and NON-TRANSFERABLE describe a whole economic arrangement in four words. Two different signatures on the panel say the rule isn't holding. August 19, 2026 · https://justog.club/stories/ration-and-credit-card An embossed card, the number raised across the middle in the old style: `4471 0092 8830 1146`, `VALID THRU 04/49` beneath it. A coloured band across the face reads `NUTRITION CREDIT ONLY`. The signature panel carries two different signatures. `NON-TRANSFERABLE` sits in small type at the edge. Money that buys one category of thing and nothing else isn't money. It's a ration with a bank's manners, and this card says so in four words without raising its voice. ## Why does a nutrition credit card need its own name for money? Because calling it money would grant it money's freedom, and that's exactly what it withholds. `NUTRITION CREDIT ONLY` is doing a precise job: it lets the issuer describe the balance as generosity — a credit, a benefit — while making sure it can't be spent on rent, transport or anything else a person might need most that week. General-purpose currency lets the holder decide what matters. A restricted credit decides for them, and the restriction is the entire product. ## Why do raised numerals still read as authority? Because embossing used to be the way a card proved it wasn't just printed paper. Before magnetic strips and chips, a raised number was the physical security feature — it's what that circular imprint machine at an old till was pressing through carbon paper. The technology is obsolete everywhere except the part that still works on people: a raised numeral catches light and throws a shadow, and that small bit of dimensionality still reads as official even on a card that has nothing to do with a bank. It's a texture borrowed from real authority and pointed at something that has none. ## What makes the two signatures the real design? They're the part of the card an issuer didn't design. Everything else on the face is institutional: the band, the small type, the raised numerals in their allotted space. A signature panel exists for one person's mark, and this one carries two — which means the card changed hands off the books, the rule against that didn't hold, and nobody issued a replacement to catch up. It's the design's one joke and its sharpest point, delivered in the same deadpan as everything printed around it. ## Can it look like a real bank or card network's card? The layout is generic banking technology; a real network's marks are not. The embossed-numeral format, the signature panel, the small-type disclaimer along the edge — none of that belongs to any one issuer, it's decades of shared card design. What does belong to somebody is a specific network's hologram, wordmark and colour scheme, and reproducing those on an invented card would borrow a real institution's authority for a fictional one, which is the thing worth avoiding here. An invented number and an invented issuer keep the design honest about what it is. ## Does the same format work for other restricted currencies? Anywhere a voucher pretends to be more flexible than it is. A meal card that clears at certain registers and nowhere else. Company scrip redeemable exclusively at the company store. A transit card topped up by an employer and coded to refuse anywhere but transit. The format repeats wherever an issuer wants credit's dignity without credit's freedom, and a card is the cleanest object to put that argument on, because a card's entire cultural meaning is "you can spend this." ## Isn't a fictional card number just decoration? No — a specific number is what makes the restriction feel enforced rather than described. A card that just said "restricted currency" across the front would read as a slogan. A sixteen-digit number laid out in the standard grouping, with a plausible expiry, reads as a system — something with a database behind it, checking, the same way [a coordinate pair reads as a real place rather than a graphic](/stories/numbers-as-a-design). The specificity does the same work a badge number or a service tag does elsewhere in this material: it says a machine somewhere is tracking this, which is worse than a person doing it. ## Does it print well? Yes, and it wants restraint more than detail. Two or three inks: the card ground, the raised-numeral highlight, and the coloured band. Sand, bone or a pale institutional green all suit it — anything too saturated undoes the deliberately boring bureaucratic tone the design depends on. The embossed effect reads as a hard-edged highlight and shadow rather than a soft gradient, which also happens to be [what survives fabric printing generally](/stories/bold-shapes-survive-fabric). The small type needs to stay legible rather than decorative, so the punchline in `NON-TRANSFERABLE` actually lands. ## How do I get one made? Describe the restriction at [JustOG](/) — what the credit can buy, the number, and what the small type says. Pick a direction, drag the crop frame, see it composited on the real garment, and it's made to order and shipped. Designs other people have published are in the [shop](/shop). Two signatures on one panel, and nobody printed a new card.