{
  "sources": [
    {
      "id": "S01",
      "title": "Rotae by Nadieh Bremer: project registry record (projects_metadata)",
      "url": "https://artblocks-mainnet.hasura.app/v1/graphql",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T05:35:02Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl POST GraphQL",
      "archiveUrl": null,
      "evidenceLocators": [
        "query ProjectBySlug, variables {slug: rotae-by-nadieh-bremer}",
        "fields: description 'explores the vast array of beautiful and unexpected shapes... letting wheels rotate on (many more) wheels... three to eight wheels... After a few seconds you can watch how the line gets drawn', license 'CC BY-NC-SA 4.0', link_to_license null, invocations 529 = max_invocations 529, script_type_and_version js@na, script_count 1, website visualcinnamon.com/collection/rotae, artist_interview null, curation_status factory, heritage_curation_status ab500, complete true, locked true, paused false, aspect_ratio 1.0, external_asset_dependency_count 0, first_token_minted_at 2021-10-23T05:57:59Z, second_token_minted_at 2021-11-09T17:08:10Z, activated_at 2021-11-05T20:59:39Z, start_datetime 2021-11-09T17:00:00Z, completed_at 2022-01-11T12:19:46Z, price_per_token_in_wei 100000000000000000 (0.1 ETH)"
      ]
    },
    {
      "id": "S02",
      "title": "Rotae full artist script (projects_metadata.script)",
      "url": "https://artblocks-mainnet.hasura.app/v1/graphql",
      "author": "Nadieh Bremer",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T05:35:02Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl POST GraphQL, bytes retained locally for hashing only",
      "archiveUrl": null,
      "evidenceLocators": [
        "11,808 bytes, SHA-256 fc6b0ee77c0cc4a49955fb35449288f1f0e5f7002bd0139c4aa7cc6cc6d604a3, minified library-free JavaScript read in chunks (color module, PRNG, parameter generator, path builder, render/animation bootstrap)",
        "xorshift128 PRNG seeded with four 32-bit words from hash chars 2-33; wheel count roll 3-8; symmetry order roll 2-9; frequency assembly from coprime table [[1],[1,2],[1,3],[1,2,3,4],[1,5],[1,2,3,4,5,6],[1,3,5,7],[1,2,4,5,7,8]] with collision re-rolls; radii 0.1-1.0 normalized",
        "inline OKLab and CIELAB conversion matrices for perceptual gradient interpolation; style rolls for line treatment, palette filters, sparkle and background features",
        "two-phase render: immediate full draw, then setTimeout 5000ms, then setInterval 20000/steps ms point-by-point redraw; canvas 2D with devicePixelRatio scaling and resize listener; no interaction handlers; no audio code; no features published to registry"
      ]
    },
    {
      "id": "S03",
      "title": "Rotae: official collection page",
      "url": "https://www.artblocks.io/collection/rotae-by-nadieh-bremer",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T21:31:51Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl -L, HTML inspected",
      "archiveUrl": null,
      "evidenceLocators": [
        "'Released Nov 9, 2021, 5:00 PM UTC'"
      ]
    },
    {
      "id": "S04",
      "title": "Rotae token records (tokens_metadata)",
      "url": "https://artblocks-mainnet.hasura.app/v1/graphql",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T05:35:41Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl POST GraphQL",
      "archiveUrl": null,
      "evidenceLocators": [
        "529 token rows for project 0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270-194; tokens 194000000 (2021-10-23T05:57:59Z, hash 0xd6eb1c46...c679), 194000001 (2021-11-09T17:08:10Z), 194000100 (2021-11-10T00:16:24Z), 194000267 (2021-11-21T00:31:02Z), 194000300 (2021-11-22T01:53:33Z); last mint 194000528 at 2022-01-11T12:19:46Z",
        "monthly mint histogram: 2021-10 1, 2021-11 363, 2021-12 98, 2022-01 67",
        "owner of 194000267 = 0xdd19308a9731cdecb67e0d80ca6823394208c045 observed 2026-09-18; hash 0x727afa81...8c0f"
      ]
    },
    {
      "id": "S05",
      "title": "AB5D linked wallet set (user_profiles query)",
      "url": "https://artblocks-mainnet.hasura.app/v1/graphql",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T05:35:51Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl POST GraphQL",
      "archiveUrl": null,
      "evidenceLocators": [
        "query { user_profiles(where: {username: {_eq: \"ab5d\"}}) { username linked_accounts { public_address } } }, variables {}",
        "response linked_accounts: 0xce6dc14c5494d8a4325a81d3b257d130fa2039d1, 0x2247247ee0eee59557e6cd14f7e047f6a9309b5c, 0xdd19308a9731cdecb67e0d80ca6823394208c045"
      ]
    },
    {
      "id": "S06",
      "title": "Nadieh Bremer artist dossier",
      "url": "https://ab5d.xyz/artists/nadieh-bremer/",
      "author": "AB5D",
      "publisher": "AB5D",
      "publicationDate": null,
      "accessedAt": "2026-09-18T21:34:52Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl, text extracted",
      "archiveUrl": null,
      "evidenceLocators": [
        "'Drawing systems into luminous motion'; 'brings the investigative habits of data visualization into generative art'; 'circular systems become animated fields whose clarity never suppresses their capacity for surprise'",
        "trained in astronomy; founder and owner of Visual Cinnamon; based Netherlands; In the set: Rotae (529 editions); oTDH 14,552, rank 125 of 308; 350 collector identities",
        "2019 interview cited in dossier: she preferred the visualization of analytical results to the analysis itself"
      ]
    },
    {
      "id": "S07",
      "title": "Rotae: artist project page and making-of (Visual Cinnamon)",
      "url": "https://www.visualcinnamon.com/collection/rotae",
      "author": "Nadieh Bremer",
      "publisher": "Visual Cinnamon",
      "publicationDate": "2021-10-20",
      "accessedAt": "2026-09-18T21:34:52Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl, text extracted",
      "archiveUrl": null,
      "evidenceLocators": [
        "'Rotae means wheels in Latin... a nod to the paper that describes the math behind finding a certain m-fold symmetry'; 'I came across the paper by Frank A. Farris about Wheels on Wheels on Wheels. I adjusted some of the math from there into my own code'",
        "development history: childhood Spirograph kits; 2016 online spirograph page; AxiDraw pen plotter bought March 2020; discovered Art Blocks July 2021; code written July-August 2021; pivot from pen-plotter mimicry to digital-native gradients and color",
        "design statistics: sparkle 142 (27%); backgrounds even 59 (11%), gradient 279 (53%), dots 160 (30%), pop 30 (6%); palettes space 9%, sunset 10%, fog 5%, taxi cab 3%, hot/cold 6%, antique 6%, doogle 9%, one hue 3%, viridis 5%, 80's pastel 6%",
        "cites tokenData.hash of mint #0 = 0xd6eb1c4648814d31f830f69321bd7460b1d096a0db6e9b2a3ae709d4e836c679 (matches chain record); 'Spirograph is only the name of the toy, not a mathematical description'; Piter Pasma's 'Polyepihyperderpflardioids'"
      ]
    },
    {
      "id": "S08",
      "title": "About Nadieh Bremer (Visual Cinnamon)",
      "url": "https://www.visualcinnamon.com/about/",
      "author": "Nadieh Bremer",
      "publisher": "Visual Cinnamon",
      "publicationDate": null,
      "accessedAt": "2026-09-18T21:38:00Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl, text extracted",
      "archiveUrl": null,
      "evidenceLocators": [
        "'A Data Visualization Designer & Artist'; studio Visual Cinnamon; bespoke data visualization practice 'starting from the actual data' rather than generic charts"
      ]
    },
    {
      "id": "S09",
      "title": "Falling In Love With The Web: Inspiring Websites And Tools (Rotae section)",
      "url": "https://www.smashingmagazine.com/2022/02/inspiring-websites-tools/",
      "author": "Smashing Magazine",
      "publisher": "Smashing Magazine",
      "publicationDate": "2022-02-16",
      "accessedAt": "2026-09-18T21:38:00Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl, text extracted",
      "archiveUrl": null,
      "evidenceLocators": [
        "'Nadieh Bremer's generative art collection Rotae is the grown-up sibling of the good ol' Spirograph fascination'; 529 outputs, all animated; PRNG chooses number of wheels and m-fold symmetry"
      ]
    },
    {
      "id": "S10",
      "title": "Rotae live renderer, token 194000267",
      "url": "https://generator.artblocks.io/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/194000267",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T21:33:00Z",
      "accessOutcome": "inspected",
      "accessMethod": "headless Chrome via puppeteer-core, timed screenshots over ~55 seconds",
      "archiveUrl": null,
      "evidenceLocators": [
        "tokenData.hash matched chain record 0x727afa81e59d67402d62395c135fbb071cb5e0bb53c31f30640c818a1e0b8c0f",
        "complete shape present at t+4s; frame differs at t+10s (redraw animation underway) and t+25s (ongoing); byte-identical frames by t+50s (settled); zero audio/video elements; canvas backing store reported 300px at read time (recorded, see exceptions)",
        "screenshots research3/tools/rotae-194000267-t1.png through -t5.png"
      ]
    },
    {
      "id": "S11",
      "title": "Rotae static preview media, tokens 194000000/194000001/194000100/194000267/194000300",
      "url": "https://media-proxy.artblocks.io/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/194000267.png",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18T21:31:51Z",
      "accessOutcome": "inspected",
      "accessMethod": "curl -L, local viewing",
      "archiveUrl": null,
      "evidenceLocators": [
        "research3/images/rotae-by-nadieh-bremer/0.png (taxi cab palette: yellow ground, flat black/white ribbons, starburst)",
        "1.png (cyan ground, single pale ribbon, four-pointed star with woven center)",
        "100.png (deep navy ground, translucent rainbow eight-pointed mandala)",
        "267.png (pale ground, translucent orange/teal/red eight-petal flower; header)",
        "300.png (hot pink ground, wide cream/pink ribbon flower)"
      ]
    },
    {
      "id": "S12",
      "title": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International deed",
      "url": "https://creativecommons.org/licenses/by-nc-sa/4.0/",
      "author": "Creative Commons",
      "publisher": "Creative Commons",
      "publicationDate": null,
      "accessedAt": "2026-09-18T21:29:00Z",
      "accessOutcome": "inspected",
      "accessMethod": "HTTP fetch, deed text extracted",
      "archiveUrl": null,
      "evidenceLocators": [
        "'You are free to: Share - copy and redistribute the material in any medium or format; Adapt - remix, transform, and build upon the material'",
        "'Attribution... NonCommercial... ShareAlike - If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original. No additional restrictions'"
      ]
    }
  ]
}