{
  "sources": [
    {
      "id": "S01",
      "title": "Two Mathematicians project and token record",
      "url": "https://www.artblocks.io/collection/two-mathematicians-by-by-ma",
      "author": "Art Blocks",
      "publisher": "Art Blocks",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Artist statement, release date and controls; exact fresh index and holding query retained"
      ]
    },
    {
      "id": "S02",
      "title": "Two Mathematicians indexed artist script",
      "url": "https://artblocks-mainnet.hasura.app/v1/graphql",
      "author": "BY MA",
      "publisher": "BY MA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Full code inspection; exact retrieval query and digest retained"
      ]
    },
    {
      "id": "S04",
      "title": "p5.js 1.0.0 licence",
      "url": "https://raw.githubusercontent.com/processing/p5.js/1.0.0/license.txt",
      "author": "p5.js contributors",
      "publisher": "p5.js contributors",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "LGPL 2.1 dependency terms"
      ]
    },
    {
      "id": "S05",
      "title": "Two Mathematicians #0",
      "url": "https://www.artblocks.io/token/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/242000000",
      "author": "BY MA",
      "publisher": "BY MA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Official static original visually inspected at 1280x720"
      ]
    },
    {
      "id": "S06",
      "title": "Two Mathematicians #1",
      "url": "https://www.artblocks.io/token/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/242000001",
      "author": "BY MA",
      "publisher": "BY MA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Official static original visually inspected at 1280x720"
      ]
    },
    {
      "id": "S07",
      "title": "Two Mathematicians #10",
      "url": "https://www.artblocks.io/token/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/242000010",
      "author": "BY MA",
      "publisher": "BY MA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Official static original visually inspected at 1280x720"
      ]
    },
    {
      "id": "S08",
      "title": "Two Mathematicians #20",
      "url": "https://www.artblocks.io/token/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/242000020",
      "author": "BY MA",
      "publisher": "BY MA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Official static original visually inspected at 1280x720"
      ]
    },
    {
      "id": "S09",
      "title": "Two Mathematicians #106",
      "url": "https://www.artblocks.io/token/1/0xa7d8d9ef8d8ce8992df33d8b8cf4aebabd5bd270/242000106",
      "author": "BY MA",
      "publisher": "BY MA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Official static original visually inspected at 1280x720"
      ]
    },
    {
      "id": "S10",
      "title": "CC BY-NC-SA 4.0 deed",
      "url": "https://creativecommons.org/licenses/by-nc-sa/4.0/",
      "author": "Creative Commons",
      "publisher": "Creative Commons",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Named artwork licence deed, separately linked"
      ]
    },
    {
      "id": "S03",
      "title": "BYMA artist website",
      "url": "https://by-ma.art/",
      "author": "BYMA",
      "publisher": "BYMA",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Artist identification and link to public source repository"
      ]
    },
    {
      "id": "S11",
      "title": "Two Mathematicians source repository",
      "url": "https://github.com/miracle2k/islamic-patterns",
      "author": "BYMA / miracle2k",
      "publisher": "BYMA / miracle2k",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "README construction account; package.json ISC declaration; exact tree SHA retained"
      ]
    },
    {
      "id": "S12",
      "title": "Computer Generated Islamic Star Patterns",
      "url": "https://www.mi.sanu.ac.rs/vismath/kaplan/index.html",
      "author": "Craig S. Kaplan",
      "publisher": "Craig S. Kaplan",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Introduction and bibliography inspected, including Hankin 1925 reference"
      ]
    },
    {
      "id": "S13",
      "title": "Hatching source and Rough.js acknowledgment",
      "url": "https://github.com/miracle2k/islamic-patterns/blob/a4a4815c84462dc43ce60032a78fcbccca612824/scripts/rough/hachure.ts",
      "author": "BYMA / miracle2k",
      "publisher": "BYMA / miracle2k",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Opening credit to Rough.js; rough line implementation"
      ]
    },
    {
      "id": "S14",
      "title": "Rough.js licence",
      "url": "https://github.com/rough-stuff/rough/blob/master/LICENSE",
      "author": "Preet Shihn / Rough.js contributors",
      "publisher": "Preet Shihn / Rough.js contributors",
      "publicationDate": null,
      "accessedAt": "2026-09-18",
      "accessOutcome": "inspected",
      "accessMethod": "Direct source inspection",
      "archiveUrl": null,
      "evidenceLocators": [
        "Current MIT notice inspected, historical incorporated version not established"
      ]
    }
  ]
}