Research corpus ConsensusBLC-STUDY-0020

The Diem Blockchain

The technical paper for the Libra, later Diem, payment chain: a permissioned BFT ledger, a Move language for resources, and a reserve-backed currency proposal. The project was wound down in 2022. The paper still matters because Move, and the account model Aptos and Sui started from, was specified here.

Official external source only
Design paper
Official source

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Record

Authors: Diem Association engineering group
Date: 2020
Publisher: Diem Association engineering group
Version: Source cited by the 2020 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0020
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

No hash is published. This build does not store those PDF bytes, so a checksum would be invented. Where a legacy path exists, it points at the Internet Archive copy of the old library.

Direct answer

Where to read

Official source — Diem technical paper
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 Diem Association wound the project down in 2022. This page is a reading of the paper, not a claim that the network operates.

Relationships

Canonical readingDiem study
Related paperAptos
Related paperSui
Related paperMaker

Cite this record

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

Author–date

Diem Association engineering group (2020). The Diem Blockchain. Diem Association engineering group. https://developers.diem.com/docs/technical-papers/the-diem-blockchain-paper/

BibTeX

@techreport{diem2020,
  title = {The Diem Blockchain},
  author = {Diem Association engineering group},
  year = {2020},
  institution = {Diem Association engineering group},
  url = {https://developers.diem.com/docs/technical-papers/the-diem-blockchain-paper/},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/diem}
}

RIS

TY  - RPRT
TI  - The Diem Blockchain
AU  - Diem Association engineering group
PY  - 2020
PB  - Diem Association engineering group
UR  - https://developers.diem.com/docs/technical-papers/the-diem-blockchain-paper/
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0020",
    "title": "The Diem Blockchain",
    "author": [
      {
        "literal": "Diem Association engineering group"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2020
        ]
      ]
    },
    "publisher": "Diem Association engineering group",
    "URL": "https://developers.diem.com/docs/technical-papers/the-diem-blockchain-paper/",
    "note": "Rights status: Official external source only. Not a licence to republish the paper."
  }
]

JSON BibTeX file RIS file CSL-JSON

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