---
title: "ODS for block"
method: GET
path: "/block/{height}/ods"
tags: ["block"]
---

# ODS for block

`GET /block/{height}/ods`

Returns the Original Data Square (ODS) structure for the block at the given height, representing the raw data availability square layout used for blob verification.

## Path parameters

- `height` integer, required

## Response `200`

OK

- ResponsesODS
  - `items` ResponsesODSItem[]
    - `from` integer[]
    - `namespace` string
    - `to` integer[]
    - `type` 'pay_for_blob' | 'tail_padding' | 'tx' | 'parity_shares' | 'primary_reserved_padding' | 'namespace'
  - `width` integer

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error

---

[API](https://skmtc.dev/celenium-io/apis/celenium-api.md) · [All operations](https://skmtc.dev/celenium-io/apis/celenium-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/celenium-io/celenium-api/revisions/117307f84924/schema)