Research corpus ConsensusBLC-STUDY-0344

Deposit Contract Snapshot Interface

EIP 4881, Deposit Contract Snapshot Interface. A standard format for transmitting the deposit contract Merkle tree in a compressed form during weak subjectivity sync.

Official external source only
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Record

Authors: Mark Mackey
Date: 2021
Publisher: Mark Mackey
Version: Source cited by the 2021 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0344
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

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Direct answer

EIP 4881, Deposit Contract Snapshot Interface. A standard format for transmitting the deposit contract Merkle tree in a compressed form during weak subjectivity sync.

Where to read

Official source — EIP 4881
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

Status in the source: Final. A reading of the public specification, not a copy of it and not a certification.

Relationships

Canonical readingEIP 4881 study
Related paperPBFT
Related paperTendermint
Related paperRaft

Cite this record

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

Author–date

Mackey, M. (2021). Deposit Contract Snapshot Interface. Mark Mackey. https://eips.ethereum.org/EIPS/eip-4881

BibTeX

@techreport{eip48812021,
  title = {Deposit Contract Snapshot Interface},
  author = {Mark Mackey},
  year = {2021},
  institution = {Mark Mackey},
  url = {https://eips.ethereum.org/EIPS/eip-4881},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/eip-4881}
}

RIS

TY  - RPRT
TI  - Deposit Contract Snapshot Interface
AU  - Mark Mackey
PY  - 2021
PB  - Mark Mackey
UR  - https://eips.ethereum.org/EIPS/eip-4881
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0344",
    "title": "Deposit Contract Snapshot Interface",
    "author": [
      {
        "literal": "Mark Mackey"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2021
        ]
      ]
    },
    "publisher": "Mark Mackey",
    "URL": "https://eips.ethereum.org/EIPS/eip-4881",
    "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.

Rights and licensing Corrections