{
  "schema_version": "camera-spectra-application-export-1",
  "profile_id": "prf-ie2024-nikon-d7200-ch-occ29",
  "profile_revision": 1,
  "exports": {
    "xspd": "/application-data/prf-ie2024-nikon-d7200-ch-occ29-r1.xspd",
    "siril": null,
    "metadata": "/application-data/prf-ie2024-nikon-d7200-ch-occ29-r1.metadata.json",
    "xspd_reason": null,
    "siril_reason": "The source does not establish a sensor-only response. A Siril sensor export would misrepresent its physical scope; use CSV or source JSON.",
    "siril_estimated": "/application-data/prf-ie2024-nikon-d7200-ch-occ29-r1.estimated.siril.json",
    "siril_estimated_alternative": "/application-data/prf-ie2024-nikon-d7200-ch-occ29-r1.alternative-estimate.siril.json",
    "siril_estimated_reason": null,
    "siril_estimated_note": "Estimated relative photon response. Assumes the source values describe energy response. Source optics remain unseparated; calibration accuracy is unverified.",
    "notes": [
      "XSPD contains the longest uninterrupted native range of each channel. Gaps and omitted samples remain in CSV and source JSON."
    ]
  },
  "siril_assessment": null,
  "siril_estimate": {
    "primary": {
      "channels": [
        {
          "channel": "red",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.004493593686934741,
            0.004310798294286054,
            0.004132690094075096,
            0.0050449441810481695,
            0.005934391788036348,
            0.004213007070742423,
            0.0018942826746680512,
            0.002589274077825091,
            0.0034797822133257276,
            0.0051876143137875854,
            0.006855729388657306,
            0.0068571431067835495,
            0.0057852913371932,
            0.004885256069916021,
            0.00472228011375081,
            0.005572473128991651,
            0.006194746066373204,
            0.00597489492546629,
            0.005759721577183412,
            0.0068756740748160804,
            0.007968377562081403,
            0.008422280882144197,
            0.008460266349712258,
            0.008581404388362706,
            0.009208773110123119,
            0.010548298109780195,
            0.011861557913365565,
            0.015608782691968514,
            0.018795211214037714,
            0.02119482612275328,
            0.02354916527847421,
            0.019230096753591625,
            0.014991010884495332,
            0.01223794632335731,
            0.010955981482690991,
            0.010635943006973817,
            0.010321619412744046,
            0.015891263240964005,
            0.021363194019566066,
            0.10602811965642056,
            0.2154654824722017,
            0.3491311974151618,
            0.48053139176586834,
            0.519395458235271,
            0.5352180427666438,
            0.49623621005630075,
            0.45789342370002206,
            0.4234131775273834,
            0.39011526935001545,
            0.3513355627744648,
            0.3128483117998148,
            0.27368495487061945,
            0.2351335253934428,
            0.200397750863818,
            0.16699467397725598,
            0.13878369086916942,
            0.11337601809219797,
            0.09188742694776587,
            0.0698813877320575,
            0.04487350573095102,
            0.022817450993063457,
            0.01134419301599293,
            0.0057393977262907205,
            0.003989354021406379,
            0.0022643109408775276,
            0.001724574065449027,
            0.00123276576428655,
            0.0009080142540853469,
            0.0006225379400794796,
            0.0004790990957648182,
            0.00035732564298042484,
            0.00031547473835849776,
            0.0002838352846215689,
            0.00029094557547182246,
            0.0002979610624440726,
            0.00032820765267217787
          ]
        },
        {
          "channel": "green",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.017349074862390946,
            0.015376028705112467,
            0.013453573474943687,
            0.021093514731270985,
            0.028542457328379532,
            0.01778398457101309,
            0.002836990606300201,
            0.004770074696047976,
            0.008314454680333934,
            0.018326732823903256,
            0.028106167289715153,
            0.03893045465074592,
            0.05034556181363269,
            0.06060947435892196,
            0.0724670115933375,
            0.08709461207516732,
            0.11232273465570672,
            0.1802127565899499,
            0.24665831008117564,
            0.3614338122603981,
            0.4738181581442201,
            0.5609956582017858,
            0.6312899757212413,
            0.7070745282825055,
            0.7758468627728092,
            0.8325541531018094,
            0.8881495358775434,
            0.942283595170847,
            0.9726224021846054,
            0.9685770681784207,
            0.9646080613254174,
            0.9315358994709954,
            0.8990761851529963,
            0.8375783708450905,
            0.785867197473135,
            0.740814693167648,
            0.6965666978676164,
            0.6277628139405692,
            0.5601660156964526,
            0.4817741247675925,
            0.40325738609277345,
            0.33199362418463946,
            0.26193772264782966,
            0.20147479190108383,
            0.1441059343974486,
            0.10304816907013614,
            0.06266348186294354,
            0.0377958237371258,
            0.024634574356297984,
            0.017549799741954048,
            0.011441722809161097,
            0.008859579482689697,
            0.006317782225576018,
            0.004757764052793769,
            0.0034555268686574016,
            0.0026788217771779427,
            0.002119283654045596,
            0.0018739413290654713,
            0.0015979670034111204,
            0.001189922145458792,
            0.000820653012628183,
            0.0005869175478208213,
            0.0005051733080762861,
            0.0005229617108291688,
            0.0005404959205081145,
            0.0004726083103608519,
            0.00040646568896147533,
            0.00034438166105721574,
            0.00029003959917113916,
            0.0002637759793689664,
            0.0002435937065748929,
            0.0002464166190862663,
            0.0002528756270743102,
            0.00027384647721564385,
            0.0002945377160217597,
            0.0002973421622546843
          ]
        },
        {
          "channel": "blue",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.007320328897941779,
            0.007983979342803246,
            0.008630613109591343,
            0.015316156975501946,
            0.021834562244764787,
            0.022327817652385798,
            0.021360870770172246,
            0.09540750576051141,
            0.20361389134792224,
            0.45127482410432085,
            0.6931762002849892,
            0.8389990676902748,
            0.9218484797304056,
            0.9757247004370104,
            1,
            0.9915477931673933,
            0.9802061197385794,
            0.9569476931282374,
            0.9341841266585412,
            0.8884063295893629,
            0.8435822365192837,
            0.7663703719766443,
            0.6687528853537311,
            0.5510793767247978,
            0.4433719835562585,
            0.35720027834149914,
            0.27271821440546057,
            0.21676565062716796,
            0.16530661198576718,
            0.11990519565950924,
            0.07536040973351238,
            0.056629716064163824,
            0.03824588718707029,
            0.030019815106442003,
            0.024042164043234966,
            0.019558850134874597,
            0.015155595403449231,
            0.01279651659791154,
            0.01047882513983942,
            0.008513282696861076,
            0.006751642005542087,
            0.00538784440557773,
            0.004047162105823325,
            0.003077609656084998,
            0.0022106395342115824,
            0.0017117443343926978,
            0.0012210276605967012,
            0.0009486571706719953,
            0.0008452037008390539,
            0.0008442333418964861,
            0.0008515614029365937,
            0.0008916453293506635,
            0.0009311030242961187,
            0.0009968253349792273,
            0.0010682039189502932,
            0.0010769490965748868,
            0.0010425685427583012,
            0.0009446998404683323,
            0.0008188797919218792,
            0.0005781465416055776,
            0.00036350836746937076,
            0.00024156480984593667,
            0.00018592184719314834,
            0.00017379221303476453,
            0.00016183585936435765,
            0.0001557222932218552,
            0.00015202213807988837,
            0.00015761756566565804,
            0.00016218926775766,
            0.00016294038696114245,
            0.00016247328443360146,
            0.00015721381535814327,
            0.00015510199328087776,
            0.0001652425607251437,
            0.00017524798876912244,
            0.00017571369820226627
          ]
        }
      ],
      "interpretation": "energy_response",
      "basis": "The source quantity is not established; energy response is the explicit primary assumption, with a photon-response alternative for sensitivity comparison. Numeric values and profile naming cannot prove source units or optical scope.",
      "metadata": {
        "status": "estimated",
        "original_response_unit": "unknown",
        "original_response_scale": "unknown",
        "original_response_scope": "unknown",
        "source_attribution": "Image Engineering GmbH & Co. KG; Image Engineering spectral sensitivities workbook (April 2024); src-ie-202404-private; Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).; https://image-engineering.de/",
        "source_positive_peak": 1,
        "input_scale_hint": "normalized_or_fractional",
        "normalization": "one shared positive maximum across all channels",
        "normalization_divisor": 0.0019560197851111114,
        "method_version": "camera-spectra-siril-estimate-v1",
        "uncertainty": "unknown",
        "effective_camera_detection_model": true,
        "optical_transmission_separated": false,
        "interchannel_scale_comparability": "unknown; channel ratios inherit original possibly incomparable scales",
        "quantity_evidence_uri": null,
        "retained_channel_intervals_nm": [
          {
            "channel": "red",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "green",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "blue",
            "minimum": 380,
            "maximum": 755
          }
        ],
        "repairs": {
          "conflicting_duplicate_groups_merged": 0,
          "identical_duplicate_samples_removed": 0,
          "negative_samples_floored": 0,
          "negative_magnitude_total": 0,
          "bounded_nulls_interpolated": 0,
          "trimmed_null_samples": 177,
          "documented_gap_samples_omitted": 0,
          "partial_channels": [
            "red",
            "green",
            "blue"
          ]
        }
      }
    },
    "alternative": {
      "channels": [
        {
          "channel": "red",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.0033400321,
            0.0032463226,
            0.0031526132,
            0.0038978642,
            0.0046431151,
            0.0033374937,
            0.0015191543,
            0.0021018386,
            0.0028587396,
            0.0043125074,
            0.0057662752,
            0.0058345278,
            0.0049791035,
            0.0042522676,
            0.004156593,
            0.0049594398,
            0.0055738411,
            0.0054344609,
            0.0052950808,
            0.0063882534,
            0.007481426,
            0.0079899618,
            0.0081087397,
            0.0083087714,
            0.0090062712,
            0.0104195033,
            0.0118327354,
            0.0157235102,
            0.0191171786,
            0.0217651871,
            0.0244131956,
            0.0201237306,
            0.0158342655,
            0.0130460275,
            0.0117865641,
            0.0115462838,
            0.0113060034,
            0.0175622483,
            0.0238184932,
            0.1192510324,
            0.2444437531,
            0.3995009049,
            0.5545580567,
            0.6044889366,
            0.6281382486,
            0.5872419462,
            0.5463456437,
            0.5093457998,
            0.4731053749,
            0.42951207,
            0.3855206172,
            0.3399365735,
            0.2943525298,
            0.2528283678,
            0.2123191761,
            0.1778086876,
            0.1463653848,
            0.1195228607,
            0.0915818826,
            0.0592470889,
            0.0303493422,
            0.0151997842,
            0.0077461991,
            0.0054232625,
            0.0031003259,
            0.0023781772,
            0.0017120331,
            0.0012699071,
            0.0008767415,
            0.0006794173,
            0.0005102233,
            0.00045355,
            0.0004108387,
            0.000423976,
            0.0004371133,
            0.0004846954
          ]
        },
        {
          "channel": "green",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.0128953508,
            0.0115791893,
            0.0102630278,
            0.0162974362,
            0.0223318445,
            0.0140882594,
            0.002275176,
            0.0038720996,
            0.0068305599,
            0.0152351671,
            0.0236397743,
            0.0331247017,
            0.0433298426,
            0.0527562323,
            0.0637861088,
            0.0775132469,
            0.101064526,
            0.1639123686,
            0.2267602113,
            0.3358115517,
            0.4448628921,
            0.5321995243,
            0.6050596845,
            0.6846106246,
            0.7587859069,
            0.8223886598,
            0.8859914128,
            0.949209558,
            0.9892837043,
            0.9946418521,
            1,
            0.9748249177,
            0.9496498355,
            0.8928843264,
            0.8454444827,
            0.8042217493,
            0.7629990159,
            0.6937728137,
            0.6245466115,
            0.541856839,
            0.4574920669,
            0.379890867,
            0.3022896671,
            0.2344827641,
            0.1691244353,
            0.1219463758,
            0.0747683163,
            0.0454665681,
            0.0298751432,
            0.0214548472,
            0.0140995488,
            0.0110042406,
            0.0079089325,
            0.006002551,
            0.0043934013,
            0.0034320876,
            0.0027359381,
            0.0024375351,
            0.0020941889,
            0.0015710701,
            0.0010915452,
            0.0007863953,
            0.000681809,
            0.0007109318,
            0.0007400545,
            0.000651724,
            0.000564489,
            0.0004816364,
            0.0004084727,
            0.0003740645,
            0.0003478261,
            0.0003542669,
            0.000366026,
            0.0003990586,
            0.0004320912,
            0.0004391134
          ]
        },
        {
          "channel": "blue",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.0054411091,
            0.0060124763,
            0.0065838435,
            0.0118336889,
            0.0170835343,
            0.0176878295,
            0.0171307372,
            0.0774468721,
            0.167274576,
            0.3751485559,
            0.5830225358,
            0.7138779676,
            0.7933877007,
            0.8492988844,
            0.8802089033,
            0.8824666311,
            0.8819591793,
            0.8703910088,
            0.8588228383,
            0.82542667,
            0.7920305016,
            0.727032271,
            0.6409659988,
            0.5335714712,
            0.433622186,
            0.3528388599,
            0.2720555338,
            0.2183589192,
            0.1681383619,
            0.1231318909,
            0.0781254198,
            0.0592613321,
            0.0403972445,
            0.032002047,
            0.0258648217,
            0.0212329113,
            0.0166010009,
            0.0141420854,
            0.0116831699,
            0.0095749859,
            0.0076596803,
            0.0061651572,
            0.0046706342,
            0.0035818199,
            0.0025944328,
            0.0020256645,
            0.0014568961,
            0.0011411892,
            0.0010250058,
            0.0010320857,
            0.0010493727,
            0.0011074882,
            0.0011656038,
            0.0012576275,
            0.0013581282,
            0.0013797796,
            0.0013459279,
            0.0012288213,
            0.0010731692,
            0.0007633346,
            0.0004835001,
            0.0003236663,
            0.0002509301,
            0.000236259,
            0.0002215879,
            0.0002147401,
            0.0002111244,
            0.0002204367,
            0.0002284167,
            0.0002310681,
            0.0002319947,
            0.0002260223,
            0.0002245031,
            0.0002407972,
            0.0002570914,
            0.0002594931
          ]
        }
      ],
      "interpretation": "photon_response",
      "basis": "Alternative photon-response source-quantity assumption applied to the same numeric samples; this is a sensitivity comparison, not a probability or claim that the source measured this quantity.",
      "metadata": {
        "status": "estimated",
        "original_response_unit": "unknown",
        "original_response_scale": "unknown",
        "original_response_scope": "unknown",
        "source_attribution": "Image Engineering GmbH & Co. KG; Image Engineering spectral sensitivities workbook (April 2024); src-ie-202404-private; Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).; https://image-engineering.de/",
        "source_positive_peak": 1,
        "input_scale_hint": "normalized_or_fractional",
        "normalization": "one shared positive maximum across all channels",
        "normalization_divisor": 1,
        "method_version": "camera-spectra-siril-estimate-v1",
        "uncertainty": "unknown",
        "effective_camera_detection_model": true,
        "optical_transmission_separated": false,
        "interchannel_scale_comparability": "unknown; channel ratios inherit original possibly incomparable scales",
        "quantity_evidence_uri": null,
        "retained_channel_intervals_nm": [
          {
            "channel": "red",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "green",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "blue",
            "minimum": 380,
            "maximum": 755
          }
        ],
        "repairs": {
          "conflicting_duplicate_groups_merged": 0,
          "identical_duplicate_samples_removed": 0,
          "negative_samples_floored": 0,
          "negative_magnitude_total": 0,
          "bounded_nulls_interpolated": 0,
          "trimmed_null_samples": 177,
          "documented_gap_samples_omitted": 0,
          "partial_channels": [
            "red",
            "green",
            "blue"
          ]
        }
      }
    },
    "diagnostics": {
      "source_family_prior": "none",
      "primary_basis": "energy_response_assumption",
      "interpretation_difference_rms": 0.0336421029071548,
      "comparison_sample_count": 228,
      "comparison_limitations": "sampled-assumption difference only; not uncertainty bounds and excludes optics, gain, and measurement-error uncertainty",
      "observed_channel_diagnostics": [
        {
          "channel": "red",
          "positive_peak_wavelength_nm": 600,
          "positive_response_centroid_nm": 610.7689996415394,
          "observed_nir_to_visible_mean_ratio": null,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "green",
          "positive_peak_wavelength_nm": 530,
          "positive_response_centroid_nm": 530.4126901419563,
          "observed_nir_to_visible_mean_ratio": null,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "blue",
          "positive_peak_wavelength_nm": 455,
          "positive_response_centroid_nm": 467.573710919348,
          "observed_nir_to_visible_mean_ratio": null,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        }
      ]
    }
  },
  "transformations": {
    "xspd": "Longest uninterrupted native run per channel; no interpolation, padding, rescaling or default replacement. Repeated identical wavelength/value pairs removed.",
    "siril": "Source scales and channel grids retained. Pairs sorted by wavelength and repeated identical wavelength/value pairs removed.",
    "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."
  },
  "compatibility": "Format validation does not establish calibration accuracy or a complete optical response.",
  "original": {
    "profile": {
      "attribution_required": null,
      "blue": [
        0.0054411091,
        0.0060124763,
        0.0065838435,
        0.0118336889,
        0.0170835343,
        0.0176878295,
        0.0171307372,
        0.0774468721,
        0.167274576,
        0.3751485559,
        0.5830225358,
        0.7138779676,
        0.7933877007,
        0.8492988844,
        0.8802089033,
        0.8824666311,
        0.8819591793,
        0.8703910088,
        0.8588228383,
        0.82542667,
        0.7920305016,
        0.727032271,
        0.6409659988,
        0.5335714712,
        0.433622186,
        0.3528388599,
        0.2720555338,
        0.2183589192,
        0.1681383619,
        0.1231318909,
        0.0781254198,
        0.0592613321,
        0.0403972445,
        0.032002047,
        0.0258648217,
        0.0212329113,
        0.0166010009,
        0.0141420854,
        0.0116831699,
        0.0095749859,
        0.0076596803,
        0.0061651572,
        0.0046706342,
        0.0035818199,
        0.0025944328,
        0.0020256645,
        0.0014568961,
        0.0011411892,
        0.0010250058,
        0.0010320857,
        0.0010493727,
        0.0011074882,
        0.0011656038,
        0.0012576275,
        0.0013581282,
        0.0013797796,
        0.0013459279,
        0.0012288213,
        0.0010731692,
        0.0007633346,
        0.0004835001,
        0.0003236663,
        0.0002509301,
        0.000236259,
        0.0002215879,
        0.0002147401,
        0.0002111244,
        0.0002204367,
        0.0002284167,
        0.0002310681,
        0.0002319947,
        0.0002260223,
        0.0002245031,
        0.0002407972,
        0.0002570914,
        0.0002594931,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null
      ],
      "camera_id": "cam-ie2024-nikon-d7200",
      "checksum": {
        "algorithm": "sha256",
        "covers": "canonical_profile_revision",
        "value": "a4cb2b5963faee3b5c0bc34a55b9f977b91037d00d8c00743f850cef8a5515e8"
      },
      "citation": "Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).",
      "commercial_api_allowed": null,
      "confidence_grade": "unassessed",
      "confidence_reason": "Canonical release: no claim about the per-leaf measurement precision is asserted; the upstream 'as is' wording (where present) is preserved.",
      "created_at": "2026-09-23T00:00:00Z",
      "derivatives_allowed": null,
      "derived_from": [
        {
          "checksum": null,
          "id": "src-ie-202404-private",
          "kind": "source_artifact",
          "order": 0,
          "revision": "2024-04",
          "uri": "https://image-engineering.de/"
        }
      ],
      "documented_gaps": null,
      "estimation_method": null,
      "green": [
        0.0128953508,
        0.0115791893,
        0.0102630278,
        0.0162974362,
        0.0223318445,
        0.0140882594,
        0.002275176,
        0.0038720996,
        0.0068305599,
        0.0152351671,
        0.0236397743,
        0.0331247017,
        0.0433298426,
        0.0527562323,
        0.0637861088,
        0.0775132469,
        0.101064526,
        0.1639123686,
        0.2267602113,
        0.3358115517,
        0.4448628921,
        0.5321995243,
        0.6050596845,
        0.6846106246,
        0.7587859069,
        0.8223886598,
        0.8859914128,
        0.949209558,
        0.9892837043,
        0.9946418521,
        1,
        0.9748249177,
        0.9496498355,
        0.8928843264,
        0.8454444827,
        0.8042217493,
        0.7629990159,
        0.6937728137,
        0.6245466115,
        0.541856839,
        0.4574920669,
        0.379890867,
        0.3022896671,
        0.2344827641,
        0.1691244353,
        0.1219463758,
        0.0747683163,
        0.0454665681,
        0.0298751432,
        0.0214548472,
        0.0140995488,
        0.0110042406,
        0.0079089325,
        0.006002551,
        0.0043934013,
        0.0034320876,
        0.0027359381,
        0.0024375351,
        0.0020941889,
        0.0015710701,
        0.0010915452,
        0.0007863953,
        0.000681809,
        0.0007109318,
        0.0007400545,
        0.000651724,
        0.000564489,
        0.0004816364,
        0.0004084727,
        0.0003740645,
        0.0003478261,
        0.0003542669,
        0.000366026,
        0.0003990586,
        0.0004320912,
        0.0004391134,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null
      ],
      "interpolation_method": null,
      "license_id": "lic-src-ie-202404-private",
      "measurement_method": null,
      "normalization_method": "unknown",
      "optical_configuration": {
        "configuration_id": "cfg-prf-ie2024-nikon-d7200-ch-occ29",
        "configuration_type": "unknown",
        "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": [
          "src-ie-202404-private"
        ],
        "external_filters": null,
        "geometry": null,
        "internal_optical_stack": null,
        "lens": null,
        "modifier_or_vendor": null,
        "name": "unknown",
        "removed_components": null,
        "replacement_components": null
      },
      "original_normalization_method": "unknown",
      "original_wavelength_unit": "nm",
      "processing_notes": "source_column=CH",
      "profile_id": "prf-ie2024-nikon-d7200-ch-occ29",
      "profile_revision": 1,
      "profile_type": "measured",
      "provenance_tier": "community_unverified",
      "quality_grade": "unassessed",
      "quality_reason": "Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.",
      "red": [
        0.0033400321,
        0.0032463226,
        0.0031526132,
        0.0038978642,
        0.0046431151,
        0.0033374937,
        0.0015191543,
        0.0021018386,
        0.0028587396,
        0.0043125074,
        0.0057662752,
        0.0058345278,
        0.0049791035,
        0.0042522676,
        0.004156593,
        0.0049594398,
        0.0055738411,
        0.0054344609,
        0.0052950808,
        0.0063882534,
        0.007481426,
        0.0079899618,
        0.0081087397,
        0.0083087714,
        0.0090062712,
        0.0104195033,
        0.0118327354,
        0.0157235102,
        0.0191171786,
        0.0217651871,
        0.0244131956,
        0.0201237306,
        0.0158342655,
        0.0130460275,
        0.0117865641,
        0.0115462838,
        0.0113060034,
        0.0175622483,
        0.0238184932,
        0.1192510324,
        0.2444437531,
        0.3995009049,
        0.5545580567,
        0.6044889366,
        0.6281382486,
        0.5872419462,
        0.5463456437,
        0.5093457998,
        0.4731053749,
        0.42951207,
        0.3855206172,
        0.3399365735,
        0.2943525298,
        0.2528283678,
        0.2123191761,
        0.1778086876,
        0.1463653848,
        0.1195228607,
        0.0915818826,
        0.0592470889,
        0.0303493422,
        0.0151997842,
        0.0077461991,
        0.0054232625,
        0.0031003259,
        0.0023781772,
        0.0017120331,
        0.0012699071,
        0.0008767415,
        0.0006794173,
        0.0005102233,
        0.00045355,
        0.0004108387,
        0.000423976,
        0.0004371133,
        0.0004846954,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null
      ],
      "redistribution_allowed": null,
      "response_scale": "unknown",
      "response_scope": "unknown",
      "response_unit": "unknown",
      "retrieved_date": "2026-09-23",
      "rights_evidence_source_ids": [
        "src-ie-202404-private"
      ],
      "sample_count": 135,
      "sample_identifiers": null,
      "sampling_interval": 5,
      "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": "Image Engineering GmbH & Co. KG",
      "source_id": "src-ie-202404-private",
      "source_uri": "https://image-engineering.de/",
      "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",
      "wavelength_max": 1050,
      "wavelength_min": 380,
      "wavelength_unit": "nm",
      "wavelengths": [
        380,
        385,
        390,
        395,
        400,
        405,
        410,
        415,
        420,
        425,
        430,
        435,
        440,
        445,
        450,
        455,
        460,
        465,
        470,
        475,
        480,
        485,
        490,
        495,
        500,
        505,
        510,
        515,
        520,
        525,
        530,
        535,
        540,
        545,
        550,
        555,
        560,
        565,
        570,
        575,
        580,
        585,
        590,
        595,
        600,
        605,
        610,
        615,
        620,
        625,
        630,
        635,
        640,
        645,
        650,
        655,
        660,
        665,
        670,
        675,
        680,
        685,
        690,
        695,
        700,
        705,
        710,
        715,
        720,
        725,
        730,
        735,
        740,
        745,
        750,
        755,
        760,
        765,
        770,
        775,
        780,
        785,
        790,
        795,
        800,
        805,
        810,
        815,
        820,
        825,
        830,
        835,
        840,
        845,
        850,
        855,
        860,
        865,
        870,
        875,
        880,
        885,
        890,
        895,
        900,
        905,
        910,
        915,
        920,
        925,
        930,
        935,
        940,
        945,
        950,
        955,
        960,
        965,
        970,
        975,
        980,
        985,
        990,
        995,
        1000,
        1005,
        1010,
        1015,
        1020,
        1025,
        1030,
        1035,
        1040,
        1045,
        1050
      ]
    },
    "source": {
      "authors": [
        "Image Engineering GmbH & Co. KG"
      ],
      "citation_text": "Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).",
      "data_acquisition_method": "RGB columns in the owner-supplied workbook on its native 380-1050 nm, 5 nm grid; instrument, calibration, and lens are not identified.",
      "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-ie-202404-private",
      "measurement_method": null,
      "normalization_method": null,
      "organization": "Image Engineering GmbH & Co. KG",
      "original_wavelength_coverage": {
        "maximum": 1050,
        "minimum": 380,
        "unit": "nm"
      },
      "publication": null,
      "record_version": 1,
      "repository": "https://image-engineering.de/",
      "retrieved_date": "2026-09-23",
      "rights_notes": "The workbook was supplied by the project owner. The source license is unknown; no redistribution or downstream reuse grant is identified by the intake evidence.",
      "schema_version": "0.1.0-draft",
      "source_id": "src-ie-202404-private",
      "title": "Image Engineering spectral sensitivities workbook (April 2024)",
      "url": "https://image-engineering.de/",
      "version": "2024-04",
      "year": 2024
    },
    "license": {
      "attribution_required": null,
      "commercial_api_allowed": null,
      "commercial_use_allowed": null,
      "derivatives_allowed": null,
      "evidence_revision": "2024-04",
      "evidence_url": null,
      "license_id": "lic-src-ie-202404-private",
      "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": "Image Engineering GmbH & Co. KG",
      "schema_version": "0.1.0-draft",
      "share_alike_required": null
    },
    "dataset_version": "recovered-2026-10-01-siril-source-review-v2"
  }
}