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/eth/v1/beacon/blob_sidecars/:block_id:

Get blob sidecars.​

Obtains blob sidecars for the specified block id. It may be returned as JSON or as bytes serialized using SSZ, depending on the Accept header.

Only the blob sidecars with the provided indices will be returned if the indices option is supplied. Regarding ordering, there are no assurances for the returned blob sidecars.

Example Request and Result for /v1/beacon/blob_sidecars/:block_id:​

In this section, we provide an illustrative example of a request made to retrieve details contents using the /v1/beacon/blob_sidecars/{block_id} endpoint. Additionally, we present the resulting response containing information about blob sidecars.

Parameters​

Field

Type

Description

block_id*

string

Block identifier. Can be one of: "head" (canonical head in node's view), "genesis", "finalized", <slot>, <hex encoded blockRoot with 0x prefix>.

indicesarray<string>

Array of indices for blob sidecars to request for in the specified block. Returns all blob sidecars in the block if not specified.

info

The example in this section uses a non-existing project id.

Make sure you replace it with your Ethereum Holesky Beacon endpoint when issuing the API calls.

Don't have a project id? Here's a straightforward guide on how to obtain one!

Curl Request example​

curl -X 'GET' \
  'https://eth-holesky-beacon.blastapi.io/<project-id>/eth/v1/beacon/blob_sidecars/head' \
  -H 'accept: application/json'