> I'm not sure about "fixed" maybe "maximum"?

Finite might be better

> Immutable verifiable pseudonymous and divisible too!

I think some of these can be assumed from the rest of words in part:

- a well functioning ledger is immutable and verifiable
- permissionless implies some degree of anonymity 

Immutable verifiable pseudonymous and divisible too!

I'm not sure about "fixed" maybe "maximum"? 

joda

bitcoin

Describe bitcoin in less than 20 words

Scoresby

Decentralized permissionless ledger for recording the exchange of an asset with a fixed quantity.