Pith Number

pith:S4F2ZNCL

pith:2013:S4F2ZNCLQ7G7ESBOKYMMCQTD2J

not attested not anchored not stored refs pending

Google Scholar Metrics evolution: an analysis according to languages

Emilio Delgado Lopez-Cozar, Enrique Orduna-Malea

arxiv:1310.6162 v1 · 2013-10-23 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4F2ZNCLQ7G7ESBOKYMMCQTD2J}

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	2026-05-18T03:09:21.281395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

970bacb44b87cdf2482e5618c14263d269f85b7af7705c7802bd0be8be2313a4

Aliases

arxiv: 1310.6162 · arxiv_version: 1310.6162v1 · doi: 10.48550/arxiv.1310.6162 · pith_short_12: S4F2ZNCLQ7G7 · pith_short_16: S4F2ZNCLQ7G7ESBO · pith_short_8: S4F2ZNCL

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/S4F2ZNCLQ7G7ESBOKYMMCQTD2J \
  | 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: 970bacb44b87cdf2482e5618c14263d269f85b7af7705c7802bd0be8be2313a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f672850a9d5477676f8eefde8fea9c59ede8d853a102bfe77ff21e4a7c31b790",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-10-23T09:30:11Z",
    "title_canon_sha256": "729bb9664131bab17ad4491ab5c376c1ef65c1f2d1ce0c19f27ee443c7460a83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6162",
    "kind": "arxiv",
    "version": 1
  }
}