Pith Number

pith:UXRK7QTF

pith:2019:UXRK7QTF3KZMLVA7QK5TLMW7NJ

not attested not anchored not stored refs pending

Automatic Ontology Learning from Domain-Specific Short Unstructured Text Data

Diego Klabjan, Dnyanesh Rajpathak, Ian Gibbs, Yiming Xu

arxiv:1903.04360 v1 · 2019-03-07 · cs.IR · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXRK7QTF3KZMLVA7QK5TLMW7NJ}

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.

Receipt and verification

First computed	2026-05-17T23:51:35.557221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5e2afc265dab2c5d41f82bb35b2df6a4beffbfc9ce06fdb9e292f6c2679a11b

Aliases

arxiv: 1903.04360 · arxiv_version: 1903.04360v1 · doi: 10.48550/arxiv.1903.04360 · pith_short_12: UXRK7QTF3KZM · pith_short_16: UXRK7QTF3KZMLVA7 · pith_short_8: UXRK7QTF

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/UXRK7QTF3KZMLVA7QK5TLMW7NJ \
  | 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: a5e2afc265dab2c5d41f82bb35b2df6a4beffbfc9ce06fdb9e292f6c2679a11b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f40e2e91a72d07d8d86ac42a80eb23e0a9bdcfb362023f2d85691daa137e662",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-03-07T18:48:02Z",
    "title_canon_sha256": "7d4a256c6100f667d986679d8ee6947dfca6facdb52891542d7eb6a7c51bd92b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04360",
    "kind": "arxiv",
    "version": 1
  }
}