Pith Number

pith:G76DDIHZ

pith:2021:G76DDIHZJOTKRRFXEQ4XSBLFBL

not attested not anchored not stored refs pending

Document Embedding for Scientific Articles: Efficacy of Word Embeddings vs TFIDF

H.J. Meijer, J. Truong, R. Karimi

arxiv:2107.05151 v1 · 2021-07-11 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G76DDIHZJOTKRRFXEQ4XSBLFBL}

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

SemCSE: Semantic Contrastive Sentence Embeddings Using LLM-Generated Summaries For Scientific Abstracts

Receipt and verification

First computed	2026-07-05T02:57:00.077355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37fc31a0f94ba6a8c4b724397905650aec4201689fbd51bc0ddc9a00f963752f

Aliases

arxiv: 2107.05151 · arxiv_version: 2107.05151v1 · doi: 10.48550/arxiv.2107.05151 · pith_short_12: G76DDIHZJOTK · pith_short_16: G76DDIHZJOTKRRFX · pith_short_8: G76DDIHZ

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/G76DDIHZJOTKRRFXEQ4XSBLFBL \
  | 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: 37fc31a0f94ba6a8c4b724397905650aec4201689fbd51bc0ddc9a00f963752f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4780b9a13bdf3e8b2ee602eae864e91d474581bd6a6a31db4070b37ad722e617",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-07-11T23:58:39Z",
    "title_canon_sha256": "7701cf2c91a5ab619f5d4144b9c59ae8d45c3692cba84f124f26bc07974ca1ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.05151",
    "kind": "arxiv",
    "version": 1
  }
}