Research corpus ScalingBLC-STUDY-0098

Shard Blob Transactions

A new transaction type carries a blob: a large chunk of data that consensus nodes hold briefly and that the execution layer cannot read byte by byte. Rollups are the intended user. The blob is not cheap forever, and it is not the rollup's proof.

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Record

Authors: Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs
Date: 2022
Publisher: Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs
Version: Source cited by the 2022 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0098
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

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Direct answer

Where to read

Official source — EIP-4844
Blockchain Lab study, the canonical readingOriginal commentary. Not a transcription of the paper.

Metadata and commentary only. The reading is the study page.

Full text

Full text is not published on this page. Public availability is not a licence to republish a document. Blockchain Lab has not recorded a licence that permits an HTML transcription, a training set, or a retrieval corpus of the paper. Text on this page is Blockchain Lab's own wording, or a pointer to a study that is also Blockchain Lab's wording.

What changed

The study separates the text from later network behaviour. This bibliographic page does not repeat that essay.

Relationships

Canonical readingEIP-4844 study
Related paperKZG commitments
Related paperFraud and data availability proofs
Related paperCelestia

Cite this record

These citations point at the source document. They are not a licence to copy it.

Author–date

Buterin, V., Feist, D., Loerakker, D., Kadianakis, G., Garnett, M., Taiwo, M., & Dietrichs, A. (2022). Shard Blob Transactions. Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs. https://eips.ethereum.org/EIPS/eip-4844

BibTeX

@techreport{eip48442022,
  title = {Shard Blob Transactions},
  author = {Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs},
  year = {2022},
  institution = {Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs},
  url = {https://eips.ethereum.org/EIPS/eip-4844},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/eip-4844}
}

RIS

TY  - RPRT
TI  - Shard Blob Transactions
AU  - Vitalik Buterin
AU  - Dankrad Feist
AU  - Diederik Loerakker
AU  - George Kadianakis
AU  - Matt Garnett
AU  - Mofi Taiwo
AU  - Ansgar Dietrichs
PY  - 2022
PB  - Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs
UR  - https://eips.ethereum.org/EIPS/eip-4844
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0098",
    "title": "Shard Blob Transactions",
    "author": [
      {
        "literal": "Vitalik Buterin"
      },
      {
        "literal": "Dankrad Feist"
      },
      {
        "literal": "Diederik Loerakker"
      },
      {
        "literal": "George Kadianakis"
      },
      {
        "literal": "Matt Garnett"
      },
      {
        "literal": "Mofi Taiwo"
      },
      {
        "literal": "Ansgar Dietrichs"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2022
        ]
      ]
    },
    "publisher": "Vitalik Buterin, Dankrad Feist, Diederik Loerakker, George Kadianakis, Matt Garnett, Mofi Taiwo and Ansgar Dietrichs",
    "URL": "https://eips.ethereum.org/EIPS/eip-4844",
    "note": "Rights status: Official external source only. Not a licence to republish the paper."
  }
]

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Rights record

Source status: Official source
Use status: Metadata and commentary only. The reading is the study page.
Rights: Official external source only
Training and retrieval: Not permitted from this site. There is no rights-cleared full text to retrieve or to train on.

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