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# BlobCells Types

:::info
`BlobCells` is a re-export of ox's [`BlobCells`](https://oxlib.sh/api/BlobCells/types). Refer to the ox documentation for the full reference.
:::

## `BlobCells.Cell`

Root type for a Cell.

## `BlobCells.CellIndex`

The 0-based index of a cell within an extended blob (0…127).

## `BlobCells.CellProof`

Root type for a cell KZG proof.

## `BlobCells.ColumnIndex`

The 0-based index of a column across all blobs in a block (0…127).

## `BlobCells.DataColumn`

A PeerDAS data column for a single block: one cell + cell proof per blob, plus the blob-level commitments needed to verify them.