{
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          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
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          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
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    "siril_estimated": "Derived relative photon-response model with documented source-quantity assumptions, numeric repairs and shared RGB normalization. Original samples and unknown source metadata are preserved separately."
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      "created_at": "2026-09-23T00:00:00Z",
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        "description": "Canonical release: the optical configuration is honestly unknown; lens, body serial, filter stack, and hot-mirror / IR-cut filter state are not documented per leaf in the inspected source.",
        "evidence_source_ids": [
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        "name": "unknown",
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      "original_normalization_method": "unknown",
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      "processing_notes": "source_column=Samsung_Galaxy-S20_Tominaga_etal_2021.csv",
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      "profile_type": "measured",
      "provenance_tier": "community_unverified",
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      "quality_reason": "Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.",
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      "response_scale": "unknown",
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      "retrieved_date": "2026-09-23",
      "rights_evidence_source_ids": [
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      "sample_count": 31,
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      "schema_version": "0.1.0-draft",
      "scientific_notes": "Canonical release: native grid and native R/G/B samples are preserved verbatim; sparse cells (wavelengths absent in the upstream CSV / JSON) are preserved as null; the parser never invents a value.",
      "source_author": "Jun Jiang",
      "source_id": "src-solomatov-gt-measured-2026-09-13",
      "source_uri": "https://github.com/COLOR-Lab-Eilat/Spectral-sensitivity-estimation",
      "uncertainty": null,
      "updated_at": "2026-09-23T00:00:00Z",
      "validation_reason": "Source catalog entry recorded as 'measured' by the private intake; the canonical contract does not assert a per-record validation pass.",
      "validation_status": "unverified",
      "version_date": "2026-09-23",
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      "wavelength_min": 400,
      "wavelength_unit": "nm",
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    },
    "source": {
      "authors": [
        "Jun Jiang",
        "Mauer (2009)",
        "Brady (2009)",
        "Kawakami et al. (2013)",
        "Berra et al. (2015)",
        "Tominaga et al. (2021)",
        "Burggraaff et al. (2019)",
        "Akkaynak et al. (2011)",
        "Huynh (2007)",
        "Lebourgeois (2008)"
      ],
      "citation_text": "COLOR-Lab-Eilat, Spectral-sensitivity-estimation, pinned revision e9958089605676c27437ea98665490d40f104d5d, data/ground-truths/ (measured subset), 2023.",
      "data_acquisition_method": "Heterogeneous upstream authors. Native grid shared via the upstream wavelengths.csv file.",
      "doi": null,
      "known_limitations": [
        "source_category=measured",
        "permission_status is 'unknown' on the canonical License record (no independent operational clearance granted)."
      ],
      "license_id": "lic-src-solomatov-gt-measured-2026-09-13",
      "measurement_method": "Per-record measurements reported in 10 nm steps over the 400-700 nm range.",
      "normalization_method": null,
      "organization": "COLOR-Lab-Eilat (mirror)",
      "original_wavelength_coverage": {
        "maximum": 700,
        "minimum": 400,
        "unit": "nm"
      },
      "publication": "Solomatov & Akkaynak, ICCP 2023",
      "record_version": 1,
      "repository": "https://github.com/COLOR-Lab-Eilat/Spectral-sensitivity-estimation",
      "retrieved_date": "2026-09-23",
      "rights_notes": "No public license statement observed at the origin for the upstream authors. The companion arXiv preprint (DOI 10.48550/arXiv.2304.11549) is CC BY 4.0 on paper text only, NOT on the per-record CSV files. The Jiang subset duplicates the public-allowlist Jiang 2013 records; the mirror is shown as a measured reference without re-claiming the upstream license.",
      "schema_version": "0.1.0-draft",
      "source_id": "src-solomatov-gt-measured-2026-09-13",
      "title": "Solomatov / Akkaynak ICCP 2023 ground-truth camera measurements (measured subset)",
      "url": "https://github.com/COLOR-Lab-Eilat/Spectral-sensitivity-estimation",
      "version": "e9958089605676c27437ea98665490d40f104d5d",
      "year": 2023
    },
    "license": {
      "attribution_required": null,
      "commercial_api_allowed": null,
      "commercial_use_allowed": null,
      "derivatives_allowed": null,
      "evidence_revision": "e9958089605676c27437ea98665490d40f104d5d",
      "evidence_url": "https://doi.org/10.48550/arXiv.2304.11549",
      "license_id": "lic-src-solomatov-gt-measured-2026-09-13",
      "license_name": null,
      "license_url": null,
      "notes": "Canonical release: observed upstream license text is preserved verbatim on license_name/license_url when available; the operational permission_status is the literal 'unknown' because the owner-updated policy (2026-09-23) revoked the prior bespoke grants. Downstream redistribution requires a fresh per-source review and a new authorization ID.",
      "permission_status": "unknown",
      "record_version": 1,
      "redistribution_allowed": null,
      "reviewed_date": "2026-09-23",
      "rights_holder": "COLOR-Lab-Eilat (mirror)",
      "schema_version": "0.1.0-draft",
      "share_alike_required": null
    },
    "dataset_version": "recovered-2026-10-01-siril-source-review-v2"
  }
}