Research corpus InteroperabilityBLC-STUDY-0624

Cross-Chain Transfer Protocol: native burn and mint for USDC

CCTP burns USDC on a source chain and mints USDC on a destination chain when Circle's attestation service signs the burn. The attestation is the trust assumption.

Official external source only
Design paper
Official source

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Record

Authors: Circle
Date: 2023
Publisher: Circle
Version: Source cited by the 2023 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0624
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

CCTP burns USDC on a source chain and mints USDC on a destination chain when Circle's attestation service signs the burn. The attestation is the trust assumption.

Where to read

Official source — Circle CCTP docs
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

A reading of the project's public design document. Not a copy, not a benchmark, and not an offer.

Relationships

Canonical readingCircle CCTP study
Related paperWormhole
Related paperMaker
Related paperLayerZero

Cite this record

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

Author–date

Circle (2023). Cross-Chain Transfer Protocol: native burn and mint for USDC. Circle. https://developers.circle.com/cctp

BibTeX

@techreport{circlecctp2023,
  title = {Cross-Chain Transfer Protocol: native burn and mint for USDC},
  author = {Circle},
  year = {2023},
  institution = {Circle},
  url = {https://developers.circle.com/cctp},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/circle-cctp}
}

RIS

TY  - RPRT
TI  - Cross-Chain Transfer Protocol: native burn and mint for USDC
AU  - Circle
PY  - 2023
PB  - Circle
UR  - https://developers.circle.com/cctp
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0624",
    "title": "Cross-Chain Transfer Protocol: native burn and mint for USDC",
    "author": [
      {
        "literal": "Circle"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2023
        ]
      ]
    },
    "publisher": "Circle",
    "URL": "https://developers.circle.com/cctp",
    "note": "Rights status: Official external source only. Not a licence to republish the paper."
  }
]

JSON BibTeX file RIS file CSL-JSON

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