---
schema-version: v1.2.9
id: W3CWD-privacy-preserving-attribution-20250422
title:
- content: 'Privacy-Preserving Attribution: Level 1'
  format: text/plain
link:
- content: https://www.w3.org/TR/2025/WD-privacy-preserving-attribution-20250422/
  type: src
type: standard
docid:
- id: W3C WD-privacy-preserving-attribution-20250422
  type: W3C
  primary: true
docnumber: WD-privacy-preserving-attribution-20250422
date:
- type: published
  value: '2025-04-22'
contributor:
- organization:
    name:
    - content: World Wide Web Consortium
    abbreviation:
      content: W3C
    url: https://www.w3.org/
  role:
  - type: publisher
- person:
    name:
      given:
        forename:
        - content: Martin
          language:
          - en
          script:
          - Latn
      surname:
        content: Thomson
        language:
        - en
        script:
        - Latn
  role:
  - type: editor
- person:
    name:
      given:
        forename:
        - content: Benjamin
          language:
          - en
          script:
          - Latn
      surname:
        content: Savage
        language:
        - en
        script:
        - Latn
  role:
  - type: editor
- person:
    name:
      given:
        forename:
        - content: Andy
          language:
          - en
          script:
          - Latn
      surname:
        content: Leiserson
        language:
        - en
        script:
        - Latn
  role:
  - type: editor
revdate: '2025-04-22'
language:
- en
script:
- Latn
docstatus:
  stage:
    value: First Public Working Draft
relation:
- type: editionOf
  bibitem:
    id: W3Cattribution
    title:
    - content: Attribution Level 1
      format: text/plain
    link:
    - content: https://www.w3.org/TR/attribution/
      type: src
    docid:
    - id: W3C attribution
      type: W3C
      primary: true
- type: updatedBy
  bibitem:
    id: W3CWD-privacy-preserving-attribution-20250616
    title:
    - content: 'Privacy-Preserving Attribution: Level 1'
      format: text/plain
    link:
    - content: https://www.w3.org/TR/2025/WD-privacy-preserving-attribution-20250616/
      type: src
    docid:
    - id: W3C WD-privacy-preserving-attribution-20250616
      type: W3C
      primary: true
  description:
    content: errata
    format: text/plain
series:
- title:
    content: W3C First Public Working Draft
    format: text/plain
  number: WD-privacy-preserving-attribution-20250422
ext:
  schema-version: v1.0.0
  doctype:
    type: technicalReport
  editorialgroup:
  - name: Private Advertising Technology Working Group