$DOG
UTC 08:46:53 T+000s
@elonmusk · 08:46:53 UTC ↗

“Dogs rock.”

D G

@elonmusk · 08:49:26 UTC ↗

“They have the best coin.”

153 seconds passed between those two tweets.
Scroll through them.
08:46:53 · he posts a photo

Dogs
rock.

A white Samoyed in front of a cake with a number 3 candle, captioned 'hehe' and 'I have no concept of numbers'.
exhibit A: the three
08:47:31 · the forge

A coin is struck.

OBVERSEone (1) good boy, smiling
REVERSEthe number 3. he is sure of it.
EDGE153 ridges. one per second.
WEIGHThe doesn't know
08:48:13 · naming ceremony

They asked him to spell Doge.

DOGE

…he lost count of the letters. close enough. hehe.

$DOG
the holders arrive. every one of them is smiling.
08:49:26 · he replies

They have the best coin.

The Receipts

Don't take the dog's word for it.

He can't count, so here are the originals, exactly as @elonmusk posted them on 3 March 2020.

Dognomics

We let him fill in the card.

The dog wrote every number on this card. A human added the real ones in the margin later.

dear pack,

happy birthday to all of us. i was told to put the numbers here. i did my best.

love,
dog 🐾

Happy 3rd
Birthday
tap to open

dear pack,

happy birthday to all of us. i was told to put the numbers here. i did my best.

love,
dog 🐾

me, age 3 (?)
The Sled Route

How to join the pack.

There are four stops. The dog numbered them, so that's not what the signs say.

Relight the candle.

Somebody always relights it. This time it's you.