Research corpus PrivacyBLC-STUDY-0120

Spartan: Efficient and General-Purpose zkSNARKs without Trusted Setup

Spartan encodes the circuit as a sparse matrix and uses a polynomial commitment so the prover's work tracks the number of constraints more tightly than a dense encoding.

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Record

Authors: Srinath Setty
Date: 2020
Publisher: Srinath Setty
Version: Source cited by the 2020 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0120
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

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Direct answer

Spartan encodes the circuit as a sparse matrix and uses a polynomial commitment so the prover's work tracks the number of constraints more tightly than a dense encoding.

Where to read

Official source — ePrint 2019/550
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

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What changed

A reading of the public paper. Not a copy, not a benchmark, and not a claim about any later network.

Relationships

Canonical readingSpartan study
Related paperAurora
Related paperPLONK

Cite this record

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

Author–date

Setty, S. (2020). Spartan: Efficient and General-Purpose zkSNARKs without Trusted Setup. Srinath Setty. https://eprint.iacr.org/2019/550

BibTeX

@techreport{spartan2020,
  title = {Spartan: Efficient and General-Purpose zkSNARKs without Trusted Setup},
  author = {Srinath Setty},
  year = {2020},
  institution = {Srinath Setty},
  url = {https://eprint.iacr.org/2019/550},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/spartan}
}

RIS

TY  - RPRT
TI  - Spartan: Efficient and General-Purpose zkSNARKs without Trusted Setup
AU  - Srinath Setty
PY  - 2020
PB  - Srinath Setty
UR  - https://eprint.iacr.org/2019/550
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0120",
    "title": "Spartan: Efficient and General-Purpose zkSNARKs without Trusted Setup",
    "author": [
      {
        "literal": "Srinath Setty"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2020
        ]
      ]
    },
    "publisher": "Srinath Setty",
    "URL": "https://eprint.iacr.org/2019/550",
    "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