{
  "catalog_id": "minnesota-data-catalog",
  "name": "Minnesota Website Data Catalog",
  "description": "A machine-readable catalog of the public Minnesota creator and public-figure datasets maintained by Josh Liljenquist's official website.",
  "publisher": {
    "name": "Josh Liljenquist",
    "url": "https://joshliljenquist.com/",
    "person_id": "https://joshliljenquist.com/#person"
  },
  "catalog_version": "1.3.0",
  "last_updated": "2026-09-17",
  "geographic_scope": "Minnesota, United States",
  "methodology_page": "https://joshliljenquist.com/minnesota/data-methodology/",
  "corrections_url": "https://joshliljenquist.com/contact",
  "common_model": {
    "entity_id": "Stable lowercase internal identifier shared across Minnesota datasets.",
    "display_name": "Preferred public name for the entity.",
    "entity_type": [
      "person",
      "creator_group",
      "publisher",
      "family_group",
      "other"
    ],
    "known_for": "Concise description of the work associated with the record.",
    "category": "Editorial subject category used by the relevant dataset.",
    "minnesota_status": [
      "currently_Minnesota_based",
      "Minnesota_linked_elsewhere",
      "unresolved"
    ],
    "minnesota_qualification_type": [
      "current_residence",
      "current_creator_base",
      "current_professional_base",
      "residence_and_base",
      "Minnesota_linked_elsewhere",
      "unresolved"
    ],
    "minnesota_location_general": "Public city, metro, region, or state-level geography; never a private address.",
    "minnesota_source_url": "Source supporting Minnesota qualification.",
    "minnesota_source_class": [
      "official_profile",
      "official_website",
      "official_biography",
      "professional_record",
      "institutional_record",
      "independent_reporting",
      "local_reporting",
      "publisher_hosted_profile",
      "first_party_owner_evidence"
    ],
    "minnesota_verified_date": "ISO 8601 date on which the geography evidence was verified.",
    "official_website": "Official website when documented.",
    "official_profiles": "Platform-keyed official profile or channel records when documented.",
    "dataset_memberships": "Datasets and sections in which the entity appears.",
    "last_verified": "Most recent verified date represented in the ledger record.",
    "record_version": "Version of the canonical ledger record.",
    "correction_history": "Public factual corrections associated with the record. Empty when none are recorded."
  },
  "audience_value_states": {
    "exact": "A reproducible exact count was exposed by the source at verification.",
    "approximate": "The platform or source displayed a rounded value.",
    "verified_minimum": "Known verified accounts establish a floor, but the full total remains unresolved.",
    "unresolved": "An account, ownership relationship, or comparable count could not be verified.",
    "verified_zero": "The absence of a qualifying official presence was sufficiently verified. Zero never substitutes for uncertainty."
  },
  "source_class_vocabulary": {
    "official_profile": "A creator-controlled public platform account.",
    "official_website": "The subject's or entity's official website.",
    "official_biography": "A first-party public biography.",
    "professional_record": "A professional directory, representation, or business record.",
    "institutional_record": "A government, educational, nonprofit, or comparable institutional source.",
    "independent_reporting": "Independent journalism supporting the stated fact.",
    "local_reporting": "Independent local journalism supporting the stated fact.",
    "publisher_hosted_profile": "A profile maintained by a publisher for a contributor or participant.",
    "first_party_owner_evidence": "Private first-party evidence used for verification but not publicly reproduced."
  },
  "datasets": [
    {
      "dataset_id": "state-of-creators-v1",
      "name": "State of Minnesota Creators 2026",
      "description": "Derived analysis of the published Minnesota creator directories and platform audience datasets.",
      "page_url": "https://joshliljenquist.com/minnesota/state-of-creators-2026/",
      "data_url": "https://joshliljenquist.com/data/state-of-minnesota-creators-2026.json",
      "methodology_version": "state-of-creators-v1",
      "methodology_summary": "Programmatically derived geography, category, platform-depth, leader and audience-distribution statistics; no ranking values are remeasured or changed.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 49,
      "source_dataset_count": 8,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based creators represented in the published datasets",
      "derived_from_dataset_ids": [
        "creator-directory-v1",
        "twin-cities-directory-v1",
        "core4-v1",
        "youtube-v1",
        "tiktok-v1",
        "instagram-v1",
        "facebook-v1",
        "famous-people-v1"
      ]
    },
    {
      "dataset_id": "core4-v1",
      "name": "Minnesota Creator Index",
      "description": "Cross-platform Core 4 comparison using qualifying creator-controlled TikTok, Instagram, YouTube, and Facebook accounts.",
      "page_url": "https://joshliljenquist.com/most-followed-creators-minnesota/",
      "data_url": "https://joshliljenquist.com/data/minnesota-creator-index-2026.json",
      "methodology_version": "core4-v1",
      "methodology_summary": "Qualifying official creator-controlled Core 4 accounts are counted. Unknown values remain unresolved and verified absence may be recorded as zero.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 13,
      "ranked_count": 6,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based digital creators"
    },
    {
      "dataset_id": "famous-people-v1",
      "name": "Famous People in Minnesota",
      "description": "A sourced, unranked directory of public figures with documented current Minnesota connections.",
      "page_url": "https://joshliljenquist.com/famous-people-minnesota/",
      "data_url": "https://joshliljenquist.com/data/famous-people-minnesota-2026.json",
      "methodology_version": "famous-people-v1",
      "methodology_summary": "Current Minnesota residence or professional base is required; fame is not numerically ranked.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 32,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Public figures currently connected to Minnesota"
    },
    {
      "dataset_id": "creator-directory-v1",
      "name": "Minnesota Influencers & Content Creators",
      "description": "The canonical unranked statewide discovery directory for currently Minnesota-based digital creators.",
      "page_url": "https://joshliljenquist.com/minnesota/creators/",
      "data_url": "https://joshliljenquist.com/data/minnesota-creators-2026.json",
      "methodology_version": "creator-directory-v1",
      "methodology_summary": "Current Minnesota connection plus sustained public digital creator work; organized for discovery, not follower rank.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 49,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based digital creators",
      "subset_dataset_ids": [
        "twin-cities-directory-v1"
      ]
    },
    {
      "dataset_id": "youtube-v1",
      "name": "Minnesota YouTube Creators",
      "description": "YouTube subscriber ranking using qualifying official creator-controlled channels.",
      "page_url": "https://joshliljenquist.com/minnesota/youtube-creators/",
      "data_url": "https://joshliljenquist.com/data/minnesota-youtube-creators-2026.json",
      "methodology_version": "youtube-v1",
      "methodology_summary": "Displayed subscribers are aggregated across verified qualifying creator-controlled YouTube channels.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 23,
      "partially_verified_count": 10,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based YouTube creators"
    },
    {
      "dataset_id": "tiktok-v1",
      "name": "Minnesota TikTok Creators",
      "description": "TikTok follower ranking using one primary official creator-controlled account per entity.",
      "page_url": "https://joshliljenquist.com/minnesota/tiktok-creators/",
      "data_url": "https://joshliljenquist.com/data/minnesota-tiktok-creators-2026.json",
      "methodology_version": "tiktok-v1",
      "methodology_summary": "One verified primary official TikTok account is counted for each creator entity; secondary accounts are not aggregated.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 21,
      "partially_verified_count": 10,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based TikTok creators"
    },
    {
      "dataset_id": "instagram-v1",
      "name": "Minnesota Instagram Creators",
      "description": "Instagram follower ranking using one primary official creator-controlled account per entity.",
      "page_url": "https://joshliljenquist.com/minnesota/instagram-creators/",
      "data_url": "https://joshliljenquist.com/data/minnesota-instagram-creators-2026.json",
      "methodology_version": "instagram-v1",
      "methodology_summary": "One verified primary official Instagram account is counted for each creator entity; secondary accounts are not aggregated.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 19,
      "partially_verified_count": 8,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based Instagram creators"
    },
    {
      "dataset_id": "facebook-v1",
      "name": "Minnesota Facebook Creators",
      "description": "Facebook follower ranking using one primary official creator presence per entity.",
      "page_url": "https://joshliljenquist.com/minnesota/facebook-creators/",
      "data_url": "https://joshliljenquist.com/data/minnesota-facebook-creators-2026.json",
      "methodology_version": "facebook-v1",
      "methodology_summary": "One verified primary official Facebook Page or publicly comparable professional profile is counted per creator entity. Followers only; Pages are not aggregated.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 18,
      "partially_verified_count": 10,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minnesota-based Facebook creators"
    },
    {
      "dataset_id": "twin-cities-directory-v1",
      "name": "Minneapolis & Twin Cities Influencers and Content Creators",
      "description": "Geographic subset of the statewide creator directory with separate Minneapolis, St. Paul and broader Twin Cities metro classifications.",
      "page_url": "https://joshliljenquist.com/minneapolis-influencers/",
      "data_url": "https://joshliljenquist.com/data/minneapolis-twin-cities-creators-2026.json",
      "methodology_version": "twin-cities-directory-v1",
      "methodology_summary": "Current city or metro-level residence, creator base or professional base is required; city labels are not inferred from broad metro evidence.",
      "snapshot_date": "2026-09-17",
      "last_updated": "2026-09-17",
      "record_count": 36,
      "publisher": "Josh Liljenquist",
      "geographic_scope": "Currently Minneapolis, St. Paul and Twin Cities metro-based creators",
      "parent_dataset_id": "creator-directory-v1"
    }
  ],
  "update_history": [
    {
      "date": "2026-09-17",
      "summary": "Published State of Minnesota Creators 2026 as a derived analysis of the existing Minnesota creator datasets.",
      "affected_datasets": [
        "state-of-creators-v1"
      ],
      "change_type": "derived_report_addition"
    },
    {
      "date": "2026-09-17",
      "summary": "Expanded the Minnesota creator directory to 49 canonical records and established the Minneapolis and Twin Cities directory as its 36-record geographic subset.",
      "affected_datasets": [
        "creator-directory-v1",
        "twin-cities-directory-v1"
      ],
      "change_type": "directory_expansion"
    },
    {
      "date": "2026-09-17",
      "summary": "Added the Minneapolis and Twin Cities creator directory with city and metro-level geography verification.",
      "affected_datasets": [
        "twin-cities-directory-v1"
      ],
      "change_type": "dataset_addition"
    },
    {
      "date": "2026-09-17",
      "summary": "Established the first cataloged Minnesota data release.",
      "changes": [
        "Minnesota Creator Index established",
        "Famous People in Minnesota directory established",
        "Minnesota Creators directory established",
        "YouTube creator dataset established",
        "TikTok creator dataset established",
        "Instagram creator dataset established",
        "Facebook creator dataset established",
        "Methodology versions and a shared entity vocabulary established"
      ]
    }
  ],
  "corrections": []
}