You can cite this software using the following citation generated from its metadata:
Please consult the CLARIAH Software Metadata Requirements at https://github.com/CLARIAH/clariah-plus/blob/main/requirements/software-metadata-requirements.md for an in-depth explanation of any found problems Validation of Timbuctoo 7.15 was successful (score=4/5), but there are some remarks which you may or may not want to address: 1. Info: Software source code *SHOULD* link to a continuous integration service that builds the software and runs the software's tests (This is missing in the metadata) 2. Info: An interface type *SHOULD* be expressed: Software source code should define one or more target products that are the resulting software applications offering specific interfaces (This is missing in the metadata) 3. Info: Reference publications *SHOULD* be expressed, if any (This is missing in the metadata) 4. Info: The funder *SHOULD* be acknowledged (This is missing in the metadata) 5. Info: The technology readiness level *SHOULD* be expressed (This is missing in the metadata)
(log file starts at Sat Feb 7 03:32:09 UTC 2026)
[harvester info] --> Processing timbuctoo (https://github.com/HuygensING/timbuctoo) [Sat Feb 7 03:32:09 UTC 2026]
[harvester info] Git updating cached clone of https://github.com/HuygensING/timbuctoo...
[harvester info] Found release v7.15
[harvester info] Using 'v7.15'
[harvester info] Git reference: v7.15
[harvester info] Scanning directory /tmp/codemeta-harvester.cache/timbuctoo for harvestable resources...
[harvester info] found pom.xml (Java/Maven) for timbuctoo, converting to codemeta
[harvester info] Looking for license....
[harvester info] Found license GPL-3.0-only
[harvester info] Getting contributors from git...
[harvester info] Getting top contributor from git...
[harvester info] Git top contributor Martijn Maas <martijn.maas@huygens.knaw.nl> will be assigned as author (and maintainer) if none are found in the metadata
[harvester info] Extracting last and first commit date from git log....
[harvester info] Date created: 2012-08-15T14:23:19Z+0000, date modified: 2024-03-01T10:25:59Z+0100
[harvester info] Querying Github/GitLab API (https://github.com/HuygensING/timbuctoo)
[harvester info] Adding URL for found README: README.adoc
[harvester info] Found releaseNotes
[harvester info] Querying Zenodo API for DOI (access token provided)...
[harvester info] Looking for TRL information in README.adoc...
[harvester info] Looking for repostatus information in README.adoc...
[harvester info] Looking for continuous integration information in README.adoc...
[harvester info] Looking for documentation links in README.adoc...
[harvester info] Scraping title from https://github.com/HuygensING/timbuctoo/blob/master/documentation/timbuctoo-graphql-api-guide.adoc
[harvester info] Found documentation at https://github.com/HuygensING/timbuctoo/blob/master/documentation/timbuctoo-graphql-api-guide.adoc : "name": "timbuctoo/documentation/timbuctoo-graphql-api-guide.adoc at master · HuygensING/timbuctoo · GitHub",
[harvester info] Falling back to git tag (v7.15) if no version number is specified...
[harvester info] Inferring repostatus information from git activity (used only as a fallback if not explicitly provided)...
[harvester info] Inferred repostatus https://www.repostatus.org/#inactive
[harvester info] Looking for repostatus information in README.adoc in master branch...
[harvester info] Reconciliating: codemetapy --baseuri https://tools.clariah.nl --baseuri https://tools.clariah.nl --includecontext --addcontext https://w3id.org/nwo-research-fields --addcontext https://w3id.org/research-technology-readiness-levels --addcontextgraph https://vocabs.dariah.eu/rest/v1/tadirah/data?format=text/turtle --trl --identifier "timbuctoo" --codeRepository "https://github.com/HuygensING/timbuctoo" --validate /etc/software.ttl --released --enrich --textv "Please consult the CLARIAH Software Metadata Requirements at https://github.com/CLARIAH/clariah-plus/blob/main/requirements/software-metadata-requirements.md for an in-depth explanation of any found problems" -O /tmp/out/timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/99-version.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/99-repostatus.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/90-authors.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/50-documentation.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/43-releasenotes.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/41-readme.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/40-gitapi.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/39-gitdate.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/32-contributors.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/29-license.timbuctoo.codemeta.json /tmp/codemeta-harvester.cache//tmp/21-java.timbuctoo.codemeta.json
-- begin log --
/usr/lib/python3.12/site-packages/pyshacl/extras/__init__.py:6: UserWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html. The pkg_resources package is slated for removal as early as 2025-11-30. Refrain from using this package or pin to Setuptools<81.
import pkg_resources
Passed 11 files/sources but specified 0 input types! Automatically guessing types...
Detected input types: [('/tmp/codemeta-harvester.cache//tmp/99-version.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/99-repostatus.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/90-authors.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/50-documentation.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/43-releasenotes.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/41-readme.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/40-gitapi.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/39-gitdate.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/32-contributors.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/29-license.timbuctoo.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/21-java.timbuctoo.codemeta.json', 'json')]
Adding to contextgraph: /tmp/turtle
Initial URI automatically generated, may be overriden later: https://tools.clariah.nl/timbuctoo
Processing source #1 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/99-version.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 1 new triples, total is now 2
Processing source #2 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/99-repostatus.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 1 new triples, total is now 3
Processing source #3 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/90-authors.timbuctoo.codemeta.json
Found main resource with URI https://tools.clariah.nl/timbuctoo.topcontributor/snapshot
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 8 new triples, total is now 10
Processing source #4 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/50-documentation.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 4 new triples, total is now 14
Processing source #5 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/43-releasenotes.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 2 new triples, total is now 16
Processing source #6 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/41-readme.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 1 new triples, total is now 17
Processing source #7 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/40-gitapi.timbuctoo.codemeta.json
Found main resource with URI https://tools.clariah.nl/timbuctoo/snapshot
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 19 new triples, total is now 35
Processing source #8 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/39-gitdate.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] overriding old http://schema.org/dateCreated (2013-12-18T13:37:39Z -> 2012-08-15T14:23:19Z+0000)
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] overriding old http://schema.org/dateModified (2024-05-01T16:41:57Z -> 2024-03-01T10:25:59Z+0100)
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 2 new triples, total is now 35
Processing source #9 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/32-contributors.timbuctoo.codemeta.json
Found main resource with URI https://tools.clariah.nl/timbuctoo.contributors/snapshot
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 134 new triples, total is now 164
Processing source #10 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/29-license.timbuctoo.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] overriding old http://schema.org/license (http://spdx.org/licenses/GPL-3.0-only -> GPL-3.0-only)
[CODEMETA CORRECTION (https://tools.clariah.nl/timbuctoo)] automatically converting license to spdx URI
[CODEMETA COMPOSITION (https://tools.clariah.nl/timbuctoo)] processed 1 new triples, total is now 164
Processing source #11 of 11
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/21-java.timbuctoo.codemeta.json
Found main resource with URI https://tools.clariah.nl/nl.knaw.huygens.timbuctoo/7.15
Injected (possibly temporary) URI https://tools.clariah.nl/timbuctoo
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] overriding old http://schema.org/author (https://tools.clariah.nl/stub/H3f331de5a8d2406d -> https://tools.clariah.nl/stub/H56f02e2a1bb83f05)
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] overriding old http://schema.org/description (an RDF datastore that gives researchers control over the sharing of data between datasets ->
An RDF datastore that gives researchers control over the sharing of data between datasets
)
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] overriding old http://schema.org/license (http://spdx.org/licenses/GPL-3.0-only -> http://www.gnu.org/licenses/gpl.txt)
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] overriding old http://schema.org/name (timbuctoo -> Timbuctoo)
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] overriding old http://schema.org/producer (https://tools.clariah.nl/org/huygens-instituut-knaw -> https://tools.clariah.nl/org/huygens-ing)
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] overriding old http://schema.org/version (v7.15 -> 7.15)
[CODEMETA COMPOSITION (nl.knaw.huygens.timbuctoo)] processed 233 new triples, total is now 390
Remapping URI to (possibly) new identifier and version component: https://tools.clariah.nl/timbuctoo -> https://tools.clariah.nl/timbuctoo/7.15
[CODEMETA VALIDATION (timbuctoo)] done
[CODEMETA ENRICHMENT (timbuctoo)] considering first author as maintainer
VALIDATION https://tools.clariah.nl/timbuctoo/7.15 #1: Info: Software source code *SHOULD* link to a continuous integration service that builds the software and runs the software's tests (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/timbuctoo/7.15 #2: Info: An interface type *SHOULD* be expressed: Software source code should define one or more target products that are the resulting software applications offering specific interfaces (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/timbuctoo/7.15 #3: Info: Reference publications *SHOULD* be expressed, if any (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/timbuctoo/7.15 #4: Info: The funder *SHOULD* be acknowledged (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/timbuctoo/7.15 #5: Info: The technology readiness level *SHOULD* be expressed (This is missing in the metadata)
-- end log --
[harvester info] Output written to /tmp/out/timbuctoo.codemeta.json
[harvester info] <-- Finished processing timbuctoo (https://github.com/HuygensING/timbuctoo) [Sat Feb 7 03:32:32 UTC 2026]