Where can I troubleshoot Celestia node issues?

Use the Celestia troubleshooting documentation for common node, sync, network, and operational issues.

Where can I find the Celestia Node API reference?

Use the Celestia Node API reference for RPC methods and the OpenRPC specification for machine-readable API details.

Where can I learn how to run a Celestia light node?

Start with the light node quickstart guide, then use the troubleshooting page if setup, sync, or connectivity issues appear.

Overview to posting and retrieving blobs on Celestia

This section will show you how to post and retrieve blobs on Celestia using the transaction client in Golang and Rust.

There are two transaction clients available:

Option	What you need	Endpoints to set	Guides
Golang	Local keyring handled by the client	2 — DA bridge RPC + Core gRPC	Go client tutorial
Rust	Local keyring handled by the client	2 — DA bridge RPC + Core gRPC	Rust client

For Fibre storage on Mocha, follow Submit and retrieve a Fibre blob. That guide covers escrow, on-chain settlement, retrieval and the separate Fibre size limits.

Overview to posting and retrieving blobs on Celestia

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