metadata.md

@@ -14,9 +14,10 @@ Hash metadata
  "subject": " ", // we will not use that field anymore in the UI
  "creation_date": 2022-03-15 10:00:31, // UTC? - see existing DB // date timestamp without time zone (mutable)
  "type": "image", // set of: text, image, audio, video, mixed (immutable)
- "license": "SPDX-License-Identifier: CC-BY-4.0", // (immutable) in frontend also show link to the license, which we should find in the SPDX database. If full copyright, field = NONE. 
- "license_dual": "SPDX-License-Identifier: GPLv3", // (mutable) less restrictive license then first license, could be added later
- "license_addons": "", // e.g. additional rights, free text (mutable), e.g. Pixabay publishers"
+ "license": "CC-BY-4.0", // (immutable) in frontend also show link to the SPDX-License-Identifier, which we should find in the SPDX database. If full copyright, field = NONE. 
+ "license_dual": "GPLv3", // (mutable) less restrictive license then first license, could be added later, also as SPDX-License-Identifier
+ "license_addons": "", // e.g. additional rights, free text (mutable), e.g. Pixabay publishers, personal rights cleared (e.g. portrait)
+ "license_DALICC": "http://dalicc.net/licenselibrary/CC-BY_v4" // machine readable and custom license, copied from license field if available,
  "identifier": "", // e.g. ISBN number (mutable)
  "IPFS": " ", // ipfs URI (immutable)
  "NFT": " ", // NFT-UID, URI to data in ipfs (immutable)