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Research corpusConsensusBLC-STUDY-0081

Verifiable Delay Functions

A function that forces a wait. Evaluating it takes a set number of sequential steps. Checking the result is quick, and the output is unique. Parallel machines do not make the wait much shorter.

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Record

Authors
Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch
Date
2018
Publisher
Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch
Version
Source cited by the 2018 study. The study is the reading. This page does not add a second essay.
Document ID
BLC-STUDY-0081
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

A function that forces a wait. Evaluating it takes a set number of sequential steps. Checking the result is quick, and the output is unique. Parallel machines do not make the wait much shorter.

Where to read

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.

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Cite this record

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Author–date

Boneh, D., Bonneau, J., Bünz, B., & Fisch, B. (2018). Verifiable Delay Functions. Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch. https://eprint.iacr.org/2018/601

BibTeX

@techreport{vdf2018,
  title = {Verifiable Delay Functions},
  author = {Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch},
  year = {2018},
  institution = {Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch},
  url = {https://eprint.iacr.org/2018/601},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/vdf}
}

RIS

TY  - RPRT
TI  - Verifiable Delay Functions
AU  - Dan Boneh
AU  - Joseph Bonneau
AU  - Benedikt Bünz
AU  - Ben Fisch
PY  - 2018
PB  - Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch
UR  - https://eprint.iacr.org/2018/601
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0081",
    "title": "Verifiable Delay Functions",
    "author": [
      {
        "literal": "Dan Boneh"
      },
      {
        "literal": "Joseph Bonneau"
      },
      {
        "literal": "Benedikt Bünz"
      },
      {
        "literal": "Ben Fisch"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2018
        ]
      ]
    },
    "publisher": "Dan Boneh, Joseph Bonneau, Benedikt Bünz and Ben Fisch",
    "URL": "https://eprint.iacr.org/2018/601",
    "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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