Pith Number

pith:4T76F2LU

pith:2023:4T76F2LUUAIHPXCPXOB4T55IAJ

not attested not anchored not stored refs pending

Effective Neural Topic Modeling with Embedding Clustering Regularization

Anh Tuan Luu, Thong Nguyen, Xiaobao Wu, Xinshuai Dong

arxiv:2306.04217 v1 · 2023-06-07 · 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{4T76F2LUUAIHPXCPXOB4T55IAJ}

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	2026-07-05T06:18:27.218494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ffe2e974a01077dc4fbb83c9f7a802457ece31ec318569079e153a8e1cbd4f

Aliases

arxiv: 2306.04217 · arxiv_version: 2306.04217v1 · doi: 10.48550/arxiv.2306.04217 · pith_short_12: 4T76F2LUUAIH · pith_short_16: 4T76F2LUUAIHPXCP · pith_short_8: 4T76F2LU

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/4T76F2LUUAIHPXCPXOB4T55IAJ \
  | 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: e4ffe2e974a01077dc4fbb83c9f7a802457ece31ec318569079e153a8e1cbd4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cacd01747257e1bb2b498e0af96efd33295c649a30d6c557e5006ade579b32c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-06-07T07:45:38Z",
    "title_canon_sha256": "a618267b21024e6e93fc84e07966ca5cf10ac0386f3af68f19deaaf39ee56d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.04217",
    "kind": "arxiv",
    "version": 1
  }
}