stacks-network/stacks-core 3.4.0.0.0-rc2

Release 3.4.0.0.0-rc2

on GitHub

Note: This is release candidate 2 for Epoch 3.4

This is a release candidate for Epoch 3.4, which is scheduled to activate on testnet at block 159350, which is roughly 1700 UTC March 26th, 2026.

Requirements

Stacks Signer

The release candidate of the stacks-signer is required for this version, available here: https://github.com/stacks-network/stacks-core/releases/tag/signer-3.4.0.0.0.0-rc2.

Config update

In the stacks-node config, ensure this section is added to the bottom of the config file (immediately after the [[burnchain.epochs]] 3.3 section):

[[burnchain.epochs]]
epoch_name = "3.4"
start_height = 159350

API upgrade

For node operators running an API, there is an update that will be required for this release.
https://github.com/hirosystems/stacks-blockchain-api/releases/tag/v8.15.1

Docker Image: https://hub.docker.com/layers/hirosystems/stacks-blockchain-api/8.15.1/images/sha256-070e2d621048a5ce93a87be9a489c6c91b255e4556c192d15294206fad5cdf38

Notes

This release implements the following SIPS:
SIP-039: stacksgov/sips#256
SIP-040: stacksgov/sips#257
SIP-042: stacksgov/sips#262