handbook/docs/beyond_basics/_examples/DL-101-181-108

$ datalad meta-extract -d . metalad_core | jq
[INFO] Start core metadata extraction from Dataset(/home/me/beyond_basics/meta/cozy-screensavers)
[INFO] Extracted core metadata from /home/me/beyond_basics/meta/cozy-screensavers
[INFO] Finished core metadata extraction from Dataset(/home/me/beyond_basics/meta/cozy-screensavers)
{
  "type": "dataset",
  "dataset_id": "2d540a9d-2ef7-4b5f-8931-7c92f483f0c7",
  "dataset_version": "66aa4e8a✂SHA1",
  "extractor_name": "metalad_core",
  "extractor_version": "1",
  "extraction_parameter": {},
  "extraction_time": 1698916640.0831163,
  "agent_name": "Elena Piscopia",
  "agent_email": "elena@example.net",
  "extracted_metadata": {
    "@context": {
      "@vocab": "http://schema.org/",
      "datalad": "http://dx.datalad.org/"
    },
    "@graph": [
      {
        "@id": "d3765bf6✂MD5",
        "@type": "agent",
        "name": "Adina Wagner",
        "email": "adina.wagner@t-online.de"
      },
      {
        "@id": "66aa4e8a✂SHA1",
        "identifier": "2d540a9d-2ef7-4b5f-8931-7c92f483f0c7",
        "@type": "Dataset",
        "version": "0-3-g66aa4e8",
        "dateCreated": "2023-02-13T07:48:15+01:00",
        "dateModified": "2023-11-01T13:08:02+01:00",
        "hasContributor": {
          "@id": "d3765bf6✂MD5"
        },
        "distribution": [
          {
            "@id": "4aef00ff-3027-4364-911a-98905cdbdf8d"
          },
          {
            "@id": "b8938507-77c0-4479-84a6-cbeb41214ca6"
          },
          {
            "name": "origin",
            "url": "https://github.com/datalad-handbook/cozy-screensavers.git"
          }
        ]
      }
    ]
  }
}