radiantearth / stac-spec

SpatioTemporal Asset Catalog specification - making geospatial assets openly searchable and crawlable
https://stacspec.org
Apache License 2.0
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Datetime as null is not accepted by the API #1271

Closed sylar11 closed 5 months ago

sylar11 commented 5 months ago

Hi all, if I try to upload the following JSON file:


  "id": "SenET_Ebro_202005",
  "bbox": [
    -5.467733333,
    39.606033333,
    3.1200666669999997,
    43.353633333
  ],
  "type": "Feature",
  "links": [
    {
      "rel": "collection",
      "type": "application/json",
      "href": "https://stac.eurac.edu/collections/SenET_Ebro_basin"
    },
    {
      "rel": "parent",
      "type": "application/json",
      "href": "https://stac.eurac.edu/collections/SenET_Ebro_basin"
    },
    {
      "rel": "root",
      "type": "application/json",
      "href": "https://stac.eurac.edu/"
    },
    {
      "rel": "self",
      "type": "application/geo+json",
      "href": "https://stac.eurac.edu/collections/SenET_Ebro_basin/items/SenET_Ebro_202005"
    }
  ],
  "assets": {
    "visual": {
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/Subset_SenET_Ebro_20200529.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "visual"
      ],
      "title": "SenET_Ebro_202005 quicklook"
    },
    "thumbnail": {
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/Subset_SenET_Ebro_20200529.png",
      "type": "image/png",
      "roles": [
        "thumbnail"
      ],
      "title": "Thumbnail"
    },
    "daily_evaporation_20200501000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200501000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200501000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200501000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
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      ],
      "proj:epsg": 4326,
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    },
    "daily_evaporation_20200502000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200502000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200502000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200502000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
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    },
    "daily_evaporation_20200503000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200503000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200503000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200503000000",
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        }
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    "daily_evaporation_20200504000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200504000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200504000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200504000000",
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        }
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    "daily_evaporation_20200505000000": {
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      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200505000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
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    "daily_evaporation_20200506000000": {
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      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
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    "daily_evaporation_20200507000000": {
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      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
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    "daily_evaporation_20200510000000": {
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    },
    "daily_evaporation_20200522000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200522000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200522000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200522000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
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        }
      ],
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    },
    "daily_evaporation_20200523000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200523000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200523000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200523000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
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    },
    "daily_evaporation_20200524000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200524000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200524000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200524000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
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    },
    "daily_evaporation_20200525000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200525000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200525000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200525000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
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      ],
      "proj:epsg": 4326,
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      "proj:transform": [
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    },
    "daily_evaporation_20200526000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200526000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200526000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200526000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
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    },
    "daily_evaporation_20200527000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200527000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200527000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200527000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
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      ],
      "proj:epsg": 4326,
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      "proj:transform": [
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    },
    "daily_evaporation_20200528000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200528000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200528000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200528000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
        -5.467733333,
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      ],
      "proj:epsg": 4326,
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    },
    "daily_evaporation_20200529000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200529000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200529000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200529000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
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      ],
      "proj:epsg": 4326,
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      "proj:transform": [
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    },
    "daily_evaporation_20200530000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200530000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200530000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200530000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
        -5.467733333,
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      ],
      "proj:epsg": 4326,
      "proj:shape": [
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      ],
      "proj:transform": [
        0.0009000000000014552,
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      ]
    },
    "daily_evaporation_20200531000000": {
      "gsd": 100,
      "href": "https://eurac-eo.s3-eu-west-1.amazonaws.com/SenET_Ebro_basin/daily_evaporation_SenET_Ebro_20200531000000.tif",
      "type": "image/tiff; application=geotiff; profile=cloud-optimized",
      "roles": [
        "data",
        "tseb"
      ],
      "title": "daily_evaporation_20200531000000",
      "eo:bands": [
        {
          "name": "daily_evaporation_20200531000000",
          "common_name": "quality-checked daily evaporation estimates [mm day-1] corresponding to Sentinel-3 acquisition days",
          "description": "Daily evaporation product Ebro basin"
        }
      ],
      "proj:bbox": [
        -5.467733333,
        39.606033333,
        3.1200666669999997,
        43.353633333
      ],
      "proj:epsg": 4326,
      "proj:shape": [
        9542,
        4164
      ],
      "proj:transform": [
        0.0009000000000014552,
        0,
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        0,
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      ]
    }
  },
  "geometry": {
    "type": "Polygon",
    "coordinates": [
      [
        [
          -5.467733333,
          39.606033333
        ],
        [
          3.1200666669999997,
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        ],
        [
          3.1200666669999997,
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        ],
        [
          -5.467733333,
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        ],
        [
          -5.467733333,
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        ]
      ]
    ]
  },
  "collection": "SenET_Ebro_basin",
  "properties": {
    "datetime": null,
    "gsd": 100,
    "title": "SenET_Ebro_202005",
    "created": "2023-10-12T14:24:00Z",
    "platform": "Sentinel-2A/B, Sentinel-3A/B",
    "proj:epsg": 4326,
    "description": "Daily evaporation data are produced from Two-Source Energy Balanced (TSEB) model driven by ESA Sentinel (both Sentinel-2 MSI and Sentinel-3 SLSTR) and ERA5 reanalysis data",
    "instruments": [
      "MSI, SLSTR"
    ],
    "end_datetime": "2020-05-31T00:00:00Z",
    "constellation": "Sentinel-2, Sentinel-3",
    "start_datetime": "2020-05-01T00:00:00Z"
  },
  "stac_version": "1.0.0",
  "stac_extensions": [
    "https://stac-extensions.github.io/projection/v1.0.0/schema.json"
  ]
}```

If I validate it via STAC lint it says that the item is correct but, on the contrary, once I post in the STACAPI I get an error in the validation. Opening the JSON file results that the property `"datetime":null` is not there and, as a consequence, it cannot be validated.

Is this an API bug? or am I doing something wrong?