Bridge Core and Token Upgrade Proposal

Summary

This proposal completes the bridge upgrade enabled by the prior data length expansion.

It upgrades both the bridge core program and the bridge token program to new implementations.

Scope of Change

The following upgrades will be executed after the on-chain data size has been increased:

Bridge Core Program Upgrade

• Improves price limit tracking
• Updates guardian VAA handling
• Expands guardian support to up to 13 guardians
• Improves overall bridge security and validation logic

Program details:

• Bridge Core Program ID: zera3giq7oM9QJaD6mY1ajGmakv9TZcax5Giky99HD8
• Core Upgrade Buffer ID: BuTWdFL2eaY81FANaqCBVCmxkBisoAAxQDZuJRtRZqWo

Bridge Token Program Upgrade

• Updates token handling logic
• Solana and wrapped Solana now map to the same Zera-side token
• Improves consistency between native and wrapped assets
• Aligns token behavior with updated bridge core logic

Program details:

• Bridge Token Program ID: WrapZ8f88HR8waSp7wR8Vgc68z4hKj3p3i2b81oeSxR
• Token Upgrade Buffer ID: UbsYSvk9iTMkCjqiHWfUCkN5LzktP7bhHo4P9ctsMmK

Governance Actions

If approved, governance will execute the following actions:

1. Upgrade the bridge core program using the specified buffer
2. Upgrade the bridge token program using the specified buffer

These upgrades rely on the successful completion of the prior data length expansion.

Final Notes

• This proposal completes the bridge upgrade process
• No user balances are modified
• No immediate supply changes occur
• Improves bridge security, pricing controls, and guardian scalability
• Enables future bridge and governance enhancements

References

• Bridge Core Contract Code: zera-bridge core
• Bridge Token Contract Code: zera-bridge token