Research corpus Storage and networksBLC-STUDY-0529

Version Extended WIF

BIP 178, Version Extended WIF. An extension to the Wallet Import Format (WIF) to specify what kind of bitcoin address the private key corresponds to.

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Record

Authors: Karl-Johan Alm
Date: 2018
Publisher: Karl-Johan Alm
Version: Source cited by the 2018 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0529
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

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Direct answer

BIP 178, Version Extended WIF. An extension to the Wallet Import Format (WIF) to specify what kind of bitcoin address the private key corresponds to.

Where to read

Official source — BIP 178
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: Draft. A reading of the public specification, not a copy of it and not a certification.

Relationships

Canonical readingBIP 178 study
Related paperFilecoin
Related paperArweave
Related paperIPFS

Cite this record

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

Author–date

Alm, K. (2018). Version Extended WIF. Karl-Johan Alm. https://bips.dev/178

BibTeX

@techreport{bip1782018,
  title = {Version Extended WIF},
  author = {Karl-Johan Alm},
  year = {2018},
  institution = {Karl-Johan Alm},
  url = {https://bips.dev/178},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/bip-178}
}

RIS

TY  - RPRT
TI  - Version Extended WIF
AU  - Karl-Johan Alm
PY  - 2018
PB  - Karl-Johan Alm
UR  - https://bips.dev/178
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0529",
    "title": "Version Extended WIF",
    "author": [
      {
        "literal": "Karl-Johan Alm"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2018
        ]
      ]
    },
    "publisher": "Karl-Johan Alm",
    "URL": "https://bips.dev/178",
    "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