Research corpus PrivacyBLC-STUDY-0277

Taproot Fields for PSBT

BIP 371, Taproot Fields for PSBT. The new per-input types are defined as follows: {| ! Name ! ! ! Description ! ! Description ! Versions Requiring Inclusion ! Versions Requiring Exclusion ! Versions Allowing Inclusion |- | Taproot Key Spend Signature | PSBT_IN_TAP_KEY_SIG = 0x13 | None | No key data '''Why is there no key data for PSBT_IN_TAP_KEY_SIG '''The signature in a key path spend corresponds directly with the pubkey provided in the output script.

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Record

Authors: Ava Chow
Date: 2021
Publisher: Ava Chow
Version: Source cited by the 2021 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0277
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

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Where to read

Official source — BIP 371
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

Status in the source: Deployed. A reading of the public specification, not a copy of it and not a certification.

Relationships

Canonical readingBIP 371 study
Related paperGroth16
Related paperBulletproofs
Related paperTaproot

Cite this record

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

Author–date

Chow, A. (2021). Taproot Fields for PSBT. Ava Chow. https://bips.dev/371

BibTeX

@techreport{bip3712021,
  title = {Taproot Fields for PSBT},
  author = {Ava Chow},
  year = {2021},
  institution = {Ava Chow},
  url = {https://bips.dev/371},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/bip-371}
}

RIS

TY  - RPRT
TI  - Taproot Fields for PSBT
AU  - Ava Chow
PY  - 2021
PB  - Ava Chow
UR  - https://bips.dev/371
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0277",
    "title": "Taproot Fields for PSBT",
    "author": [
      {
        "literal": "Ava Chow"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2021
        ]
      ]
    },
    "publisher": "Ava Chow",
    "URL": "https://bips.dev/371",
    "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