Pith Number

pith:4JIXRPUI

pith:2022:4JIXRPUIHRUGMIVX3GTZMAI7XT

not attested not anchored not stored refs pending

Mitigating Data Sparsity for Short Text Topic Modeling by Topic-Semantic Contrastive Learning

Anh Tuan Luu, Xiaobao Wu, Xinshuai Dong

arxiv:2211.12878 v1 · 2022-11-23 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4JIXRPUIHRUGMIVX3GTZMAI7XT}

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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

Enhancing Topic Interpretability for Neural Topic Modeling through Topic-wise Contrastive Learning

Receipt and verification

First computed	2026-07-05T05:18:55.943330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e25178be883c686622b7d9a796011fbcdee730fa12e045dab13b204a640cbf42

Aliases

arxiv: 2211.12878 · arxiv_version: 2211.12878v1 · doi: 10.48550/arxiv.2211.12878 · pith_short_12: 4JIXRPUIHRUG · pith_short_16: 4JIXRPUIHRUGMIVX · pith_short_8: 4JIXRPUI

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/4JIXRPUIHRUGMIVX3GTZMAI7XT \
  | 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: e25178be883c686622b7d9a796011fbcdee730fa12e045dab13b204a640cbf42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b492f26e79076ca02a2a19a29297434c985923e0d185e5fcfde4f1654eb3e639",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-11-23T11:33:43Z",
    "title_canon_sha256": "e9e81b160cc566dd624e376bcf9f9733ae560819664a16333e9d2d31a81d7c8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.12878",
    "kind": "arxiv",
    "version": 1
  }
}