pith:BPNAL2DY
Relational Database Data Lineage Ontology
A new ontology adds structural, semantic and transformation details to relational database lineage, improving knowledge-graph link prediction.
arxiv:2605.16068 v1 · 2026-05-15 · cs.DB
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Claims
Experimental results demonstrate that the application of the enriched semantic model leads to improvements in lineage link prediction performance, as measured by AUC and Hits@10 metrics.
The evaluation assumes that any measured improvement in the graph neural network link prediction task is caused by the added ontology concepts rather than differences in graph construction, training details, or dataset characteristics.
The authors extend a prior ontology for relational database data lineage with new concepts and report improved AUC and Hits@10 scores in graph neural network link prediction on knowledge graphs.
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Receipt and verification
| First computed | 2026-05-20T00:01:51.345253Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
0bda05e8783adf50abb60468dc6a3330ce8ca22bab62b522aa7dbdf48a0df662
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/BPNAL2DYHLPVBK5WARUNY2RTGD \
| jq -c '.canonical_record' \
| python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0bda05e8783adf50abb60468dc6a3330ce8ca22bab62b522aa7dbdf48a0df662
Canonical record JSON
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