Dataset

material_data

material_data is a MatPortal dataset catalogue entry listed under EDCar, catalogued under source association source record. It includes 8 linked resources with formats such as JSON, text/turtle, yaml, ttl, including MaterialData-sample.json, io.catenax.material_data_1.0.0.ttl, material_data_rules.yaml. Keywords include material data. The original short source note was: Material data from catenax models. It is published in MatPortal by admin for dataset discovery, linked-data browsing, and assistant/RAG indexing.

General materials data
Project: EDCar
Published by admin

Metadata-only record

This entry is a public catalogue pointer: it links to an external website or repository, but no RDF graph/entities have been published in MatPortal yet. Browse graph-rich public records to explore RDF resources, SPARQL, and GraphRAG features.

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8

Files & access

68%

Quality

Dataset identity

Stable URI
https://data.stage.matportal.org/id/dataset/material-data Open
Portal page
/datasets/material-data Open
RDF Turtle
https://data.stage.matportal.org/data/dataset/material-data.ttl Open
License
Reuse license not specified
Publisher
EDCar
Published by
admin
Project
EDCar
Version
Not specified
Identifier
91c7f4e8-5cdd-45aa-b006-de59efe6b269

What is available here?

  • A stable MatPortal dataset identifier and machine-readable metadata.
  • Public source/documentation links for the external portal or repository.
  • No MatPortal-hosted RDF graph, RDF resources, GraphRAG evidence, or SPARQL graph query yet.

Use the browse page sorted by RDF resources to find public datasets with named graphs, entity pages, SPARQL starters, and GraphRAG evidence.

Related ontologies and catalogue context

General materials data
material data

Files & access

8 file/access items

MaterialData-sample.json

Public file, distribution, or access URL

JSON
application/json
Open file/access URL

io.catenax.material_data_1.0.0.ttl

material data

text/turtle
text/turtle
Open file/access URL

material_data_rules.yaml

Public file, distribution, or access URL

yaml
application/octet-stream
Open file/access URL

vickers_a2-map.yaml

Public file, distribution, or access URL

yaml
application/octet-stream
Open file/access URL

vickers_a2-map(1).yaml

Public file, distribution, or access URL

yaml
application/octet-stream
Open file/access URL

vickers_a2-map(2).yaml

Public file, distribution, or access URL

yaml
application/octet-stream
Open file/access URL

Material_data_pmdco

Mmaterial data in pmdco

ttl
text/turtle
Open file/access URL

material data rules with pvt array

material data rules with pvt array

yaml
application/octet-stream
Open file/access URL

File preview

Preview metadata is available, but no preview rows were returned.

Named graphs

Query this data

No public graph releases are available for this dataset yet.

RDF resources

Entity previews will appear after public graph indexing.

Ask this dataset with GraphRAG

GraphRAG searches MatPortal's public dataset metadata, named graph metadata, indexed RDF resources, and facts. It does not copy or vectorize every external file or raw distribution.

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Indexed sources

  • Dataset Metadata
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution

Query this dataset

Use the guarded public SPARQL workbench with a dataset graph template. Only read-only SELECT queries with limits are accepted.

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Open in SPARQL workbench

Graph-aware Q&A readiness

  • Dataset Metadata
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution
  • Distribution

Dataset quality and readiness

Score
68%
Maturity
Draft metadata
Publication boundary
Public output is derived from reviewed public dataset/resource/graph metadata only.

Checks and recommendations

  • Core metadata completeness
  • Persistent identifier and citability
  • License availability
  • File, service, or access links
  • Ontology and linked-data context
  • Unit and quantity-kind validation
  • Governance and review status

Dataset FAIR assessment

Overall FAIR score
61%
Assessment coverage
87% (Partial)
Principle scores
  • F: 69%
  • A: 100%
  • I: 17%
  • R: 68%
Profile / version
matportal-dataset-fair-v1 (v1.0.0)
Source revision
1784684835490005234-132416932
Source updated at
2026-06-14T01:24:34.703785Z

FAIR criterion details

FAIL [F1] Unique and Persistent Identifier

Reason: No identifier or DOI metadata is present.

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.F1.fail.missing

Score: 0%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: identifier, other_identifiers)

PARTIAL [F2] Rich Descriptive Metadata

Reason: Core descriptive metadata is partially populated (75%).

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.F2.partial.evidence
  • Description field is populated
  • Publisher or Organization is populated

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.F2.partial.missing

Score: 75%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: title, description, creators, publisher, organization)

PASS [F3] Metadata Identifier Linkage

Reason: Metadata contains the identifier of the described dataset distributions.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.F3.pass.evidence

Score: 100%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: identifier, distributions)

PASS [F4] Searchable Catalogue Indexing

Reason: Dataset is registered in the public searchable catalogue.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.F4.pass.evidence

Score: 100%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: visibility, status)

PASS [A1] Retrievability Protocol

Reason: Distributions are defined for standard protocol retrievability.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.A1.pass.evidence

Score: 100%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: distributions)

PASS [A1.1] Open Communication Protocol Scheme

Reason: All distribution access paths conform to standard open protocol schemes.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.A1_1.pass.evidence

Score: 100%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: distributions)

UNAVAILABLE [A1.2] Authorization Protocol Metadata

Reason: Access authorization metadata is not specified or unavailable.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.A1_2.unavailable.evidence

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.A1_2.unavailable.missing

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: access_rights, distributions)

UNAVAILABLE [A2] Metadata Persistence Tombstone Policy

Reason: Metadata retention policy is currently unavailable.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.A2.unavailable.evidence

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.A2.unavailable.missing

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0

PARTIAL [I1] Formal Knowledge Language representation

Reason: Dataset is metadata-only with standard machine-readable metadata representations.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.I1.partial.evidence

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.I1.partial.missing

Score: 50%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: graph_ids, distributions)

FAIL [I2] FAIR Vocabulary References

Reason: No ontology annotations or standards conforms_to references are present.

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.I2.fail.missing
  • conforms_to standards references

Score: 0%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: ontology_annotations, conforms_to)

FAIL [I3] Qualified References and Relations

Reason: No qualified relations or external citations are defined.

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.I3.fail.missing
  • other_identifiers / is_referenced_by

Score: 0%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: qualified_relations, other_identifiers, is_referenced_by)

PARTIAL [R1] Descriptive Attributes Plurality

Reason: Plurality of attributes is partially sufficient.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.R1.partial.evidence
  • Tags/keywords metadata is present

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.R1.partial.missing

Score: 70%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: title, description, creators, keywords, tags)

PASS [R1.1] Clear Usage License

Reason: A valid data usage license is specified.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.R1_1.pass.evidence

Score: 100%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: license)

PASS [R1.2] Detailed Provenance Metadata

Reason: Provenance metadata is fully specified.

Evidence:

  • Translation missing: en.dataset_fair_detail.criteria.R1_2.pass.evidence
  • Distribution transform provenance is populated

Score: 100%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: provenance, distributions)

FAIL [R1.3] Domain Community Standards Conformance

Reason: No standard conformances or term URIs are specified.

Missing/needed:

  • Translation missing: en.dataset_fair_detail.criteria.R1_3.fail.missing
  • Data dictionary ontology term / unit URIs

Score: 0%

Provenance: Profile: matportal-dataset-fair-criterion-v1, v1.0.0 (fields: conforms_to, distributions, ontology_annotations)

Unit profile

{
  "valid": true,
  "score": 1.0,
  "checked_fields": [],
  "issues": [],
  "profile": "matportal-materials-qudt-lite-v1"
}

Semantic dataset passport

Passport ID
material-data
DCAT
https://datagraph.stage.matportal.org/id/dataset/material-data
Review status
published

Semantic mirror manifest

{
  "@context": {
    "dcterms": "http://purl.org/dc/terms/",
    "dcat": "http://www.w3.org/ns/dcat#",
    "prov": "http://www.w3.org/ns/prov#",
    "matportal": "https://w3id.org/matportal/schema#"
  },
  "id": "https://datagraph.stage.matportal.org/api/v1/datasets/material-data/mirror-package",
  "type": "matportal:SemanticMirrorPackage",
  "dataset": "https://datagraph.stage.matportal.org/datasets/material-data",
  "dataset_slug": "material-data",
  "generated_at": "2026-08-11T08:25:22.447576+00:00",
  "raw_data_policy": "linked-only; no raw data copied by this package",
  "publication_boundary": "review artefact; downstream data-space publication remains governed",
  "contains": [
    "dcat-jsonld",
    "datacite-style-metadata",
    "ro-crate-metadata",
    "ckan-package-json",
    "edc-asset-json",
    "aas-submodel-semantic-ids",
    "sssom-mapping-snapshot",
    "shacl-shape-scaffold",
    "review-record"
  ],
  "counts": {
    "resources": 8,
    "graphs": 0,
    "indexed_entities": 0,
    "mappings": 0,
    "unit_fields_checked": 0
  },
  "source_authority": "MatPortal dataset metadata and linked external providers remain authoritative; connector cards preserve source links."
}

Material identity crosswalk

No public material identity crosswalk entries are linked to this dataset yet.

Machine access

Raw public metadata

{
  "id": "dataset_47e1c5aad36a2a58",
  "slug": "material-data",
  "title": "material_data",
  "description": "material_data is a MatPortal dataset catalogue entry listed under EDCar, catalogued under source association source record. It includes 8 linked resources with formats such as JSON, text/turtle, yaml, ttl, including MaterialData-sample.json, io.catenax.material_data_1.0.0.ttl, material_data_rules.yaml. Keywords include material data. The original short source note was: Material data from catenax models. It is published in MatPortal by admin for dataset discovery, linked-data browsing, and assistant/RAG indexing.",
  "license": "License not specified",
  "creators": [],
  "organization": "EDCar",
  "project": "EDCar",
  "slice": "materialdigital",
  "published_by": "admin",
  "groups": [],
  "keywords": [
    "material data"
  ],
  "tags": [
    "material data"
  ],
  "visibility": "public",
  "status": "published",
  "ontology_annotations": [],
  "categories": [
    "General materials data"
  ],
  "distributions": [
    {
      "title": "MaterialData-sample.json",
      "filename": "materialdata-sample.json",
      "description": "",
      "visibility": "public",
      "status": "published",
      "media_type": "application/json",
      "format": "JSON",
      "checksum_sha256": "",
      "size_bytes": 693,
      "source_uri": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/bcbfac28-3ad8-41a6-92ef-bbc6ce96096e/download/materialdata-sample.json",
      "download_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/bcbfac28-3ad8-41a6-92ef-bbc6ce96096e/download/materialdata-sample.json",
      "access_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/bcbfac28-3ad8-41a6-92ef-bbc6ce96096e/download/materialdata-sample.json",
      "uri": "https://datagraph.stage.matportal.org/id/distribution/material-data/resource_c4ac2708ce5c9558",
      "url_type": "upload",
      "rdf_format": null,
      "ontology_annotations": [],
      "data_dictionary": [],
      "views": [
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          "id": "",
          "title": "Download",
          "view_type": "download",
          "url": "",
          "embed_url": "",
          "embeddable": false,
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          "default": true,
          "config": {}
        }
      ],
      "datastore_active": false,
      "datastore_enabled": false,
      "has_views": true,
      "mapping_supported": false,
      "query_supported": false,
      "transform_provenance": {
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        "harvested_from": "https://dataportal.material-digital.de/",
        "source_resource_id": "bcbfac28-3ad8-41a6-92ef-bbc6ce96096e"
      },
      "id": "resource_c4ac2708ce5c9558",
      "dataset_slug": "material-data",
      "created_at": "2026-06-14T01:24:34.576304Z",
      "updated_at": "2026-06-14T01:24:34.576304Z"
    },
    {
      "title": "io.catenax.material_data_1.0.0.ttl",
      "filename": "io.catenax.material_data_1.0.0.ttl",
      "description": "material data",
      "visibility": "public",
      "status": "published",
      "media_type": "text/turtle",
      "format": "text/turtle",
      "checksum_sha256": "",
      "size_bytes": 8104,
      "source_uri": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/9b91540a-5de4-45a9-9dae-f3e9ea96ac3f/download/io.catenax.material_data_1.0.0.ttl",
      "download_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/9b91540a-5de4-45a9-9dae-f3e9ea96ac3f/download/io.catenax.material_data_1.0.0.ttl",
      "access_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/9b91540a-5de4-45a9-9dae-f3e9ea96ac3f/download/io.catenax.material_data_1.0.0.ttl",
      "uri": "https://datagraph.stage.matportal.org/id/distribution/material-data/resource_e4739fd67697013e",
      "url_type": "upload",
      "rdf_format": null,
      "ontology_annotations": [],
      "data_dictionary": [],
      "views": [
        {
          "id": "",
          "title": "RDF preview",
          "view_type": "rdf",
          "url": "",
          "embed_url": "",
          "embeddable": false,
          "description": "",
          "default": true,
          "config": {
            "mode": "rdf-preview"
          }
        },
        {
          "id": "",
          "title": "Download",
          "view_type": "download",
          "url": "",
          "embed_url": "",
          "embeddable": false,
          "description": "",
          "default": true,
          "config": {}
        },
        {
          "id": "",
          "title": "Create Mapping",
          "view_type": "mapping",
          "url": "",
          "embed_url": "",
          "embeddable": false,
          "description": "",
          "default": false,
          "config": {
            "workflow": "ontology-field-mapping"
          }
        },
        {
          "id": "",
          "title": "Query",
          "view_type": "sparql",
          "url": "",
          "embed_url": "",
          "embeddable": false,
          "description": "",
          "default": false,
          "config": {
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      "datastore_active": false,
      "datastore_enabled": false,
      "has_views": true,
      "mapping_supported": true,
      "query_supported": true,
      "transform_provenance": {
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        "harvested_from": "https://dataportal.material-digital.de/",
        "source_resource_id": "9b91540a-5de4-45a9-9dae-f3e9ea96ac3f"
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      "updated_at": "2026-06-14T01:24:34.592920Z"
    },
    {
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      "filename": "material_data_rules.yaml",
      "description": "",
      "visibility": "public",
      "status": "published",
      "media_type": "application/octet-stream",
      "format": "yaml",
      "checksum_sha256": "",
      "size_bytes": 0,
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      "download_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/ca464227-8e2f-4aaa-b108-8cda77fa52c0/download/material_data_rules.yaml",
      "access_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/ca464227-8e2f-4aaa-b108-8cda77fa52c0/download/material_data_rules.yaml",
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      "url_type": "upload",
      "rdf_format": null,
      "ontology_annotations": [],
      "data_dictionary": [],
      "views": [
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          "title": "Download",
          "view_type": "download",
          "url": "",
          "embed_url": "",
          "embeddable": false,
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          "default": true,
          "config": {}
        }
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      "datastore_active": false,
      "datastore_enabled": false,
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      "query_supported": false,
      "transform_provenance": {
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        "harvested_from": "https://dataportal.material-digital.de/",
        "source_resource_id": "ca464227-8e2f-4aaa-b108-8cda77fa52c0"
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      "dataset_slug": "material-data",
      "created_at": "2026-06-14T01:24:34.609415Z",
      "updated_at": "2026-06-14T01:24:34.609415Z"
    },
    {
      "title": "vickers_a2-map.yaml",
      "filename": "vickers_a2-map.yaml",
      "description": "",
      "visibility": "public",
      "status": "published",
      "media_type": "application/octet-stream",
      "format": "yaml",
      "checksum_sha256": "",
      "size_bytes": 7632,
      "source_uri": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/b40810bb-1739-4a07-b630-64de210981f4/download/vickers_a2-map.yaml",
      "download_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/b40810bb-1739-4a07-b630-64de210981f4/download/vickers_a2-map.yaml",
      "access_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/b40810bb-1739-4a07-b630-64de210981f4/download/vickers_a2-map.yaml",
      "uri": "https://datagraph.stage.matportal.org/id/distribution/material-data/resource_3d203d956b80d577",
      "url_type": "upload",
      "rdf_format": null,
      "ontology_annotations": [],
      "data_dictionary": [],
      "views": [
        {
          "id": "",
          "title": "Download",
          "view_type": "download",
          "url": "",
          "embed_url": "",
          "embeddable": false,
          "description": "",
          "default": true,
          "config": {}
        }
      ],
      "datastore_active": false,
      "datastore_enabled": false,
      "has_views": true,
      "mapping_supported": false,
      "query_supported": false,
      "transform_provenance": {
        "was_derived_from": "https://dataportal.material-digital.de/dataset/material_data",
        "harvested_from": "https://dataportal.material-digital.de/",
        "source_resource_id": "b40810bb-1739-4a07-b630-64de210981f4"
      },
      "id": "resource_3d203d956b80d577",
      "dataset_slug": "material-data",
      "created_at": "2026-06-14T01:24:34.626367Z",
      "updated_at": "2026-06-14T01:24:34.626367Z"
    },
    {
      "title": "vickers_a2-map(1).yaml",
      "filename": "vickers_a2-map1.yaml",
      "description": "",
      "visibility": "public",
      "status": "published",
      "media_type": "application/octet-stream",
      "format": "yaml",
      "checksum_sha256": "",
      "size_bytes": 7420,
      "source_uri": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/8452d0b8-e364-44b7-aad3-cee9990193c0/download/vickers_a2-map1.yaml",
      "download_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/8452d0b8-e364-44b7-aad3-cee9990193c0/download/vickers_a2-map1.yaml",
      "access_url": "https://dataportal.material-digital.de/dataset/91c7f4e8-5cdd-45aa-b006-de59efe6b269/resource/8452d0b8-e364-44b7-aad3-cee9990193c0/download/vickers_a2-map1.yaml",
      "uri": "https://datagraph.stage.matportal.org/id/distribution/material-data/resource_c59b6b3885e5f9bf",
      "url_type": "upload",
      "rdf_format": null,
      "ontology_annotations": [],
      "data_dictionary": [],
      "views": [
        {
          "id": "",
          "title": "Download",
          "view_type": "download",
          "url": "",
          "embed_url": "",
          "embeddable": false,
          "description": "",
          "default": true,
          "config": {}
        }
      ],
      "datastore_active": false,
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