GRO Certificate Authentication Label

Principality of Kaharagia

General Register Office

Of the Royal Chancellery

Certificate Authentication

Certificate of Naturalisation

Certified record · issued by the General Register Office

Certificate serial

GRO-NAT-2026-9KQ4M7X

Control number

000 072 930

NR-2026-00050

Issued

3 June 2026

Medium

PHYSICAL · ORIGINAL

SCAN TO VERIFY

verify.kaharagia.org

3F2A·9C7E

Aurelia M. Castellan

NIN K17 05 0511

Print spec — for the designer

Format

A6 portrait

Finished (trim / kiss-cut)

105 × 148 mm

Artwork w/ bleed

111 × 154 mm

Bleed

3 mm all sides

Corner radius

5 mm (rounded)

Safe margin

5 mm inside trim

Cut

Kiss-cut (face only; liner intact)

Orientation

Affixed to reverse of certificate

Material & finish

Durable tamper-evident polyester (VOID-on-removal) — not heat-transfer.

Permanent acrylic adhesive; archival, UV-stable inks.

Optional matte laminate or UV-cure overprint varnish.

Security features

QR → verify.kaharagia.org/d/<uuid> (opaque UUID, non-sequential). Min 28–30 mm, ECC level H, quiet zone ≥ 2 modules.

Dry-seal target — emboss straddles the label edge ↔ document, binding label to that specific document.

Microtext border (≈1 mm) — repeats office + verify URL.

Guilloché / security tint bleeds to edge.

Sequential control number + human serial + QR = three independent checks.

Recommended for production: spot gold foil crest & rules; consider UV-reactive ink.

Colour

Crown Red — #AD0908 (≈ Pantone 187 C)

Gold — #C9A227 (foil: metallic gold)

Ink — #1A1A1A

Convert to CMYK for litho; foil/UV as spot channels. Screen here is RGB.

Typography (placeholders — supply brand fonts)

Headings: official serif (shown: Georgia).

Labels: humanist sans (shown: Arial).

Serial / numbers: monospace (shown: SF Mono) — fixed-width for legibility.

Variants to produce

Per certificate type: GRO-NAT / BRT / MRG / DTH / DVR / ADP / HON (swap title + 3-letter code).

Reprint variant: mark “CERTIFIED COPY · REPRINT” + reprint date.

All other data (serial, control no., QR, holder) is variable-data printed.

All names/numbers are SPECIMEN mock data. QR resolves to a placeholder verify URL.