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Add T1A/T1B to network upgrade table #119

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15 changes: 15 additions & 0 deletions src/pages/guide/node/network-upgrades.mdx
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---
title: Network Upgrades and Releases
description: Timeline and details for Tempo network upgrades and important releases for node operators.
---

Expand All @@ -14,10 +15,24 @@ For detailed release notes and binaries, see the [Changelog](/changelog).

| Release | Date | Network | Description | Priority |
|---------|------|---------|-------------|----------|
| [v1.3.1](https://github.com/tempoxyz/tempo/releases/tag/v1.3.1) | Feb 22, 2026 | Testnet + Mainnet | Fixes high-load issues and finalizes T1A/T1B hardening for expiring nonce replay protection and keychain precompile gas handling | <Badge variant="red">Required</Badge> |
| [v1.2.0](https://github.com/tempoxyz/tempo/releases/tag/v1.2.0) | Feb 13, 2026 | Mainnet only | Fixes validation bug rejecting transactions with gas limits above ~16.7M, blocking large contract deployments | <Badge variant="red">Required</Badge> |

---

## T1A / T1B

| | |
|---|---|
| **Scope** | T1A removes the 16.7M per-transaction gas limit in favor of Tempo's 30M cap; T1B adds keychain precompile gas metering and expiring nonce replay-protection hardening |
| **TIPs** | T1A: [TIP-1010: Mainnet Gas Parameters](https://docs.tempo.xyz/protocol/tips/tip-1010); T1B: upgrade hardening release |
| **Release** | [v1.3.1](https://github.com/tempoxyz/tempo/releases/tag/v1.3.1) |
| **Testnet** | T1A + T1B: Feb 23, 2026 15:00 UTC (unix: 1771858800) |
| **Mainnet** | T1A: Feb 12, 2026 15:00 UTC (unix: 1770908400); T1B: Feb 23, 2026 15:00 UTC (unix: 1771858800) |
| **Priority** | <Badge variant="red">Required</Badge> |

---

## T1 (Bach)

| | |
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