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Breaking changes

  • Offer resource last_modified field removed (see Bug Fixes section).
  • Trade aggregations endpoint accepts only specific time ranges now (1/5/15 minutes, 1 hour, 1 day, 1 week).
  • Horizon now sends Cache-Control: no-cache, no-store, max-age=0 HTTP header for all responses.


  • Account > Signers collection public_key field is deprecated, replaced by key.

Emoji code for generating deterministic keys

April 01, 2017

This document describes the implementation of emoji code for generating deterministic keys.


BIP39 provides a great mechanism to constuct a mnemonic code for generating deterministic keys. The problem is that remembering 12 or more words can be hard.

Keybase proof

I hereby claim:

  • I am bartekn on github.
  • I am bartek ( on keybase.
  • I have a public key whose fingerprint is E9BD BBC4 AD0C ACF3 1828 774C B887 B331 A204 AAB1

To claim this, I am signing this object: