Pith Number

pith:2S2QLMSC

pith:2018:2S2QLMSCXU5CHKKOENPUSVXPA5

not attested not anchored not stored refs pending

Competency Questions and SPARQL-OWL Queries Dataset and Analysis

Agnieszka Lawrynowicz, C. Maria Keet, Dawid Wisniewski, Jedrzej Potoniec

arxiv:1811.09529 v1 · 2018-11-23 · cs.AI · cs.CL · cs.DB

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2S2QLMSCXU5CHKKOENPUSVXPA5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

CLaRO: a Data-driven CNL for Specifying Competency Questions

Receipt and verification

First computed	2026-05-18T00:00:03.151382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4b505b242bd3a23a94e235f4956ef0766cd43670a2ab67e6f7a487f92595511

Aliases

arxiv: 1811.09529 · arxiv_version: 1811.09529v1 · doi: 10.48550/arxiv.1811.09529 · pith_short_12: 2S2QLMSCXU5C · pith_short_16: 2S2QLMSCXU5CHKKO · pith_short_8: 2S2QLMSC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2S2QLMSCXU5CHKKOENPUSVXPA5 \
  | 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: d4b505b242bd3a23a94e235f4956ef0766cd43670a2ab67e6f7a487f92595511

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af6f6978a04d8185f7645fa539938096966c7e3ac4947df13edf2451bfe8de4c",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-11-23T16:00:51Z",
    "title_canon_sha256": "05f6e74ceb96e96ad575033da73538534aaf4c3d3d40b22de86c0f4e93c8a588"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09529",
    "kind": "arxiv",
    "version": 1
  }
}