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Celestia Activates Fibre, Opening Direct Validator Uploads for Rollups

The Defiant·October 20, 2026·1 min read
Celestia Activates Fibre, Opening Direct Validator Uploads for Rollups

Celestia activated Fibre, enabling direct validator uploads for rollups. The initial release supports 128 MiB blobs and 200 Fibre submissions per block, using smaller uploads and a slower block cadence than its terabit benchmark. This marks a step toward improving data throughput for rollup networks.

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