{
  "sources": [
    {
      "id": "S01",
      "title": "Art Blocks public GraphQL index, `projects_metadata` for project 371 (including the full program, description and charitable note) and `tokens_metadata` for all 275 tokens, retrieved 2026-09-20 via",
      "url": "https://artblocks-mainnet.hasura.app/v1/graphql",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Art Blocks public GraphQL index, `projects_metadata` for project 371 (including the full program, description and charitable note) and `tokens_metadata` for all 275 tokens, retrieved 2026-09-20 via https://artblocks-mainnet.hasura.app/v1/graphql. Script run for every token hash in a stubbed browser environment by the AB5D researcher. Collection page: https://www.artblocks.io/collection/jpeg-by-jan-robert-leegte"
      ]
    },
    {
      "id": "S05",
      "title": "Jan Robert Leegte, \"JPEG, 2022: About / FAQ\". Read 20 September 2026.",
      "url": "https://jpeg.leegte.org/about.html",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Jan Robert Leegte, \"JPEG, 2022: About / FAQ\". Read 20 September 2026. https://jpeg.leegte.org/about.html (project site: https://jpeg.leegte.org/)"
      ]
    },
    {
      "id": "S16",
      "title": "Jan Robert Leegte, \"JPEG, 2022\", work page.",
      "url": "https://www.leegte.org/work/jpeg",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Jan Robert Leegte, \"JPEG, 2022\", work page. https://www.leegte.org/work/jpeg"
      ]
    },
    {
      "id": "S21",
      "title": "Jan Robert Leegte, \"JPEG, 2023\", work page with photographs.",
      "url": "https://www.leegte.org/work/jpeg-physical",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Jan Robert Leegte, \"JPEG, 2023\", work page with photographs. https://www.leegte.org/work/jpeg-physical"
      ]
    },
    {
      "id": "S11",
      "title": "Jan Robert Leegte, \"Compressed Landscapes series, 2016\".",
      "url": "https://www.leegte.org/work/compressedlandscapes",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Jan Robert Leegte, \"Compressed Landscapes series, 2016\". https://www.leegte.org/work/compressedlandscapes"
      ]
    },
    {
      "id": "S28",
      "title": "Creative Commons, Attribution-NonCommercial-NoDerivatives 4.0 International.",
      "url": "https://creativecommons.org/licenses/by-nc-nd/4.0",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Creative Commons, Attribution-NonCommercial-NoDerivatives 4.0 International. https://creativecommons.org/licenses/by-nc-nd/4.0"
      ]
    },
    {
      "id": "S10",
      "title": "Fakewhale, \"Jan Robert Leegte in Conversation with Fakewhale\", Fakewhale LOG, 18 December 2023.",
      "url": "https://log.fakewhale.xyz/jan-robert-in-conversation-with-fakewhale/",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Fakewhale, \"Jan Robert Leegte in Conversation with Fakewhale\", Fakewhale LOG, 18 December 2023. https://log.fakewhale.xyz/jan-robert-in-conversation-with-fakewhale/"
      ]
    },
    {
      "id": "S15",
      "title": "Pienk de Gaay Fortman, \"Digitale media als kunst op zich: interview met internetkunstenaar Jan Robert Leegte\", Galleryviewer, 1 June 2023 (in Dutch; translations by the AB5D researcher).",
      "url": "https://galleryviewer.com/en/article/1809/digitale-media-als-kunst-op-zich-interview-met-in",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Pienk de Gaay Fortman, \"Digitale media als kunst op zich: interview met internetkunstenaar Jan Robert Leegte\", Galleryviewer, 1 June 2023 (in Dutch; translations by the AB5D researcher). https://galleryviewer.com/en/article/1809/digitale-media-als-kunst-op-zich-interview-met-in"
      ]
    },
    {
      "id": "S29",
      "title": "JPG, \"We do a Jan-Robert Leegte special, as a treat\", jpg100 newsletter, on the release of *Web* (20 September 2023).",
      "url": "https://jpg100.substack.com/p/we-do-a-jan-robert-leegte-special",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "JPG, \"We do a Jan-Robert Leegte special, as a treat\", jpg100 newsletter, on the release of *Web* (20 September 2023). https://jpg100.substack.com/p/we-do-a-jan-robert-leegte-special"
      ]
    },
    {
      "id": "S12",
      "title": "Van Gogh Museum, \"Van Gogh Inspires: Jan Robert Leegte\", exhibition page (on view until 7 November 2021).",
      "url": "https://www.vangoghmuseum.nl/en/visit/whats-on/exhibitions/overview-past-exhibitions/van-gogh-inspires-jan-robert-leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Van Gogh Museum, \"Van Gogh Inspires: Jan Robert Leegte\", exhibition page (on view until 7 November 2021). https://www.vangoghmuseum.nl/en/visit/whats-on/exhibitions/overview-past-exhibitions/van-gogh-inspires-jan-robert-leegte"
      ]
    },
    {
      "id": "S13",
      "title": "Upstream Gallery, \"Jan Robert Leegte's Compressed Landscapes at the Van Goghmuseum\", news item.",
      "url": "https://www.upstreamgallery.nl/news/935/jan-robert-leegtes-compressed-landscapes-at-the-van-goghmuseum",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"Jan Robert Leegte's Compressed Landscapes at the Van Goghmuseum\", news item. https://www.upstreamgallery.nl/news/935/jan-robert-leegtes-compressed-landscapes-at-the-van-goghmuseum"
      ]
    },
    {
      "id": "S14",
      "title": "LI-MA, \"Compressed Forests (2016): Jan Robert Leegte\", case study summary.",
      "url": "https://li-ma.nl/article/compressed-forests-case-study-summary/",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "LI-MA, \"Compressed Forests (2016): Jan Robert Leegte\", case study summary. https://li-ma.nl/article/compressed-forests-case-study-summary/"
      ]
    },
    {
      "id": "S23",
      "title": "Upstream Gallery, \"Upstream Focus: JPEG\", Jan Robert Leegte, 21 February to 30 March 2024.",
      "url": "https://www.upstreamgallery.nl/exhibitions/246/upstream-focus-jpeg",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"Upstream Focus: JPEG\", Jan Robert Leegte, 21 February to 30 March 2024. https://www.upstreamgallery.nl/exhibitions/246/upstream-focus-jpeg"
      ]
    },
    {
      "id": "S24",
      "title": "OFFICE IMPART, \"Jan Robert Leegte: Selection\", Berlin, 5 September to 2 November 2024.",
      "url": "https://officeimpart.com/jan-robert-leegte-selection",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "OFFICE IMPART, \"Jan Robert Leegte: Selection\", Berlin, 5 September to 2 November 2024. https://officeimpart.com/jan-robert-leegte-selection"
      ]
    },
    {
      "id": "S07",
      "title": "OFFICE IMPART, \"Jan Robert Leegte\", artist page.",
      "url": "https://officeimpart.com/jan-robert-leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "OFFICE IMPART, \"Jan Robert Leegte\", artist page. https://officeimpart.com/jan-robert-leegte"
      ]
    },
    {
      "id": "S08",
      "title": "Upstream Gallery, \"Jan Robert Leegte\", artist page.",
      "url": "https://www.upstreamgallery.nl/artists/60/jan-robert-leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"Jan Robert Leegte\", artist page. https://www.upstreamgallery.nl/artists/60/jan-robert-leegte"
      ]
    },
    {
      "id": "S26",
      "title": "Upstream Gallery, \"Art Basel | Zero 10\", 18 to 21 June 2026.",
      "url": "https://www.upstreamgallery.nl/art-fairs/145/art-basel-zero-10",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"Art Basel | Zero 10\", 18 to 21 June 2026. https://www.upstreamgallery.nl/art-fairs/145/art-basel-zero-10"
      ]
    },
    {
      "id": "S27",
      "title": "Upstream Gallery, \"Sightings\", Jan Robert Leegte, 5 September to 24 October 2026.",
      "url": "https://www.upstreamgallery.nl/exhibitions/273/sightings",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"Sightings\", Jan Robert Leegte, 5 September to 24 October 2026. https://www.upstreamgallery.nl/exhibitions/273/sightings"
      ]
    },
    {
      "id": "S09",
      "title": "Anika Meier, \"An Artist of the Internet | Jan Robert Leegte\", Right Click Save, 14 August 2026.",
      "url": "https://www.rightclicksave.com/article/an-artist-who-spans-the-internet-age-jan-robert-leegte-interview",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Anika Meier, \"An Artist of the Internet | Jan Robert Leegte\", Right Click Save, 14 August 2026. https://www.rightclicksave.com/article/an-artist-who-spans-the-internet-age-jan-robert-leegte-interview"
      ]
    },
    {
      "id": "S30",
      "title": "diid, \"On Compressionism\", The Center for the Advancement of Digital Art (CADA), 28 February 2024 (date from the republication on Bitget News via Cointime).",
      "url": "https://www.cada.art/columns/compressionism",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "diid, \"On Compressionism\", The Center for the Advancement of Digital Art (CADA), 28 February 2024 (date from the republication on Bitget News via Cointime). https://www.cada.art/columns/compressionism and https://www.bitget.com/news/detail/12560603918174"
      ]
    },
    {
      "id": "S06",
      "title": "Upstream Gallery, \"JPEG\", NFT release page.",
      "url": "https://www.upstreamgallery.nl/nft/29/jpeg",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"JPEG\", NFT release page. https://www.upstreamgallery.nl/nft/29/jpeg"
      ]
    },
    {
      "id": "S22",
      "title": "Upstream Gallery, \"No Content: Contemplations on Software\", Jan Robert Leegte, 6 May to 17 June 2023.",
      "url": "https://www.upstreamgallery.nl/exhibitions/230/no-content-contemplations-on-software",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Upstream Gallery, \"No Content: Contemplations on Software\", Jan Robert Leegte, 6 May to 17 June 2023. https://www.upstreamgallery.nl/exhibitions/230/no-content-contemplations-on-software"
      ]
    },
    {
      "id": "S02",
      "title": "Art Blocks, \"JPEG by Jan Robert Leegte\", Presents project page.",
      "url": "https://artblocks.io/collections/presents/projects/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/371",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Art Blocks, \"JPEG by Jan Robert Leegte\", Presents project page. https://artblocks.io/collections/presents/projects/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/371"
      ]
    },
    {
      "id": "S19",
      "title": "VERSE, \"JPEG by Jan Robert Leegte\", series page.",
      "url": "https://verse.works/series/jpeg-by-jan-robert-leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "VERSE, \"JPEG by Jan Robert Leegte\", series page. https://verse.works/series/jpeg-by-jan-robert-leegte"
      ]
    },
    {
      "id": "S04",
      "title": "Kanbas, \"Jan Robert Leegte\", artist page.",
      "url": "https://kanbas.art/artists/jan-robert-leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Kanbas, \"Jan Robert Leegte\", artist page. https://kanbas.art/artists/jan-robert-leegte"
      ]
    },
    {
      "id": "S03",
      "title": "Wikipedia, \"Jan Robert Leegte\". Read 21 September 2026.",
      "url": "https://en.wikipedia.org/wiki/Jan_Robert_Leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Wikipedia, \"Jan Robert Leegte\". Read 21 September 2026. https://en.wikipedia.org/wiki/Jan_Robert_Leegte"
      ]
    },
    {
      "id": "S17",
      "title": "Le Random, \"JPEG #0 by Jan Robert Leegte\", collection record.",
      "url": "https://www.lerandom.art/collection/jpeg-0",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Le Random, \"JPEG #0 by Jan Robert Leegte\", collection record. https://www.lerandom.art/collection/jpeg-0"
      ]
    },
    {
      "id": "S18",
      "title": "Le Random, \"JPEG #233 by Jan Robert Leegte\", collection record.",
      "url": "https://www.lerandom.art/collection/jpeg-233",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Le Random, \"JPEG #233 by Jan Robert Leegte\", collection record. https://www.lerandom.art/collection/jpeg-233 (artist page: https://www.lerandom.art/artists/jan-robert-leegte)"
      ]
    },
    {
      "id": "S20",
      "title": "OpenSea, JPEG by Jan Robert Leegte collection, read 21 September 2026.",
      "url": "https://opensea.io/collection/jpeg-by-jan-robert-leegte",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "OpenSea, JPEG by Jan Robert Leegte collection, read 21 September 2026. https://opensea.io/collection/jpeg-by-jan-robert-leegte"
      ]
    },
    {
      "id": "S25",
      "title": "Redazione Digicult, \"Jan Robert Leegte: Selection at Office Impart\", Digicult, 16 September 2024.",
      "url": "https://digicult.it/articles/art/jan-robert-leegte-selection-at-office-impart/",
      "author": null,
      "publisher": null,
      "publicationDate": null,
      "accessedAt": "2026-09-20",
      "accessOutcome": "submitted",
      "accessMethod": "Supplied manuscript; sources not independently reinspected during import.",
      "archiveUrl": null,
      "evidenceLocators": [
        "Redazione Digicult, \"Jan Robert Leegte: Selection at Office Impart\", Digicult, 16 September 2024. https://digicult.it/articles/art/jan-robert-leegte-selection-at-office-impart/"
      ]
    }
  ]
}