The physical card

A keepsake, in the hand.

Pressed paper. Wax seal. The decryption key, printed once, on something that will outlast every cloud account.

The Letter The Anniversary The Heirloom
To be opened on
D & M
our tenth anniversary
E
Carved forever · MMXXVI
Front of card
Pressed paper · 350gsm · Foil-stamped corners
Scan to unlock

A letter is waiting
for you inside.

eternalink.com/open
Recovery key
7K3M-9P2N-4XQR-8YDF
WB2A-5ECH-J6LG-VT91
Bitcoin Transaction ID
7d4f8a2e11c6b09f3a87e5d1c4b2a9e7
f6d3c8b5a4e2f1d9c8b7a6e5d4c3b2a1
Manual recovery · eternalink.com/recover
Anyone with this card can open the letter. Keep it private.
Inside · Key card
QR · Recovery key · Transaction ID · Manual recovery URL

The front

  • Foil-stamped corner ornaments in matte gold (the rose-gold theme)
  • Recipient/sender monogram in Fraunces, hand-tuned at large optical size
  • Reveal-date line in italic, set above and below the monogram
  • Wax seal pressed in deep rose, applied by hand, slightly off-axis
  • Engraved Roman date and "Carved forever" along the bottom edge

The inside

  • QR code printed at high contrast on the same paper stock
  • Recovery key in monospace, broken into eight readable groups
  • Bitcoin transaction ID printed at small size for verification
  • Manual recovery URL — works without Eternalink ever existing
  • Single warning, set as italic editorial — never alarming