Research corpus Data and agentsBLC-STUDY-0398

Pseudo-introspection Registry Contract

ERC 1820, Pseudo-introspection Registry Contract. This standard defines a universal registry smart contract where any address (contract or regular account) can register which interface it supports and which smart contract is responsible for its implementation.

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Record

Authors: Jordi Baylina , Jacques Dafflon
Date: 2019
Publisher: Jordi Baylina , Jacques Dafflon
Version: Source cited by the 2019 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0398
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 — ERC 1820
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 readingERC 1820 study
Related paperERC-4337
Related paperChainlink
Related paperThe Graph

Cite this record

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

Author–date

Baylina, J., & Dafflon, J. (2019). Pseudo-introspection Registry Contract. Jordi Baylina , Jacques Dafflon. https://eips.ethereum.org/EIPS/eip-1820

BibTeX

@techreport{erc18202019,
  title = {Pseudo-introspection Registry Contract},
  author = {Jordi Baylina , Jacques Dafflon},
  year = {2019},
  institution = {Jordi Baylina , Jacques Dafflon},
  url = {https://eips.ethereum.org/EIPS/eip-1820},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/erc-1820}
}

RIS

TY  - RPRT
TI  - Pseudo-introspection Registry Contract
AU  - Jordi Baylina
AU  - Jacques Dafflon
PY  - 2019
PB  - Jordi Baylina , Jacques Dafflon
UR  - https://eips.ethereum.org/EIPS/eip-1820
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0398",
    "title": "Pseudo-introspection Registry Contract",
    "author": [
      {
        "literal": "Jordi Baylina"
      },
      {
        "literal": "Jacques Dafflon"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2019
        ]
      ]
    },
    "publisher": "Jordi Baylina , Jacques Dafflon",
    "URL": "https://eips.ethereum.org/EIPS/eip-1820",
    "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