Pith Number

pith:7CJNSS7C

pith:2025:7CJNSS7CS6E3WRAOCREHY72ZKD

not attested not anchored not stored refs pending

An Enhanced Model-based Approach for Short Text Clustering

Enhao Cheng, Jianhua Yin, Liqiang Nie, Shoujia Zhang, Tian Gan, Xuemeng Song

arxiv:2507.13793 v1 · 2025-07-18 · 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{7CJNSS7CS6E3WRAOCREHY72ZKD}

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	2026-07-05T11:39:23.273482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f892d94be29789bb440e14487c7f5950e4dd95fbe10d9855a03c1622d1a71e43

Aliases

arxiv: 2507.13793 · arxiv_version: 2507.13793v1 · doi: 10.48550/arxiv.2507.13793 · pith_short_12: 7CJNSS7CS6E3 · pith_short_16: 7CJNSS7CS6E3WRAO · pith_short_8: 7CJNSS7C

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/7CJNSS7CS6E3WRAOCREHY72ZKD \
  | 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: f892d94be29789bb440e14487c7f5950e4dd95fbe10d9855a03c1622d1a71e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d259aa77e3dd8c7cc0ea250b72269707b7b09f58169911d49258701f82d316c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-18T10:07:42Z",
    "title_canon_sha256": "ba1698ff147c156a4937e6b4cec550886e9e953f8e74c21daad79b40bc43b1a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13793",
    "kind": "arxiv",
    "version": 1
  }
}