Pith Number

pith:VCD5347O

pith:2013:VCD5347OOHMFYCDP6UICEYYH4Z

not attested not anchored not stored refs pending

An insight into the importance of national university rankings in an international context: The case of the I-UGR Rankings of Spanish universities

Daniel Torres-Salinas, Emilio Delgado L\'opez-C\'ozar, Francisco Herrera, Nicol\'as Robinson-Garc\'ia

arxiv:1305.1216 v2 · 2013-05-06 · 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{VCD5347OOHMFYCDP6UICEYYH4Z}

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	2026-05-18T02:57:26.931616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a887ddf3ee71d85c086ff510226307e6786598808b6abb80f6ca63ae88ed2597

Aliases

arxiv: 1305.1216 · arxiv_version: 1305.1216v2 · doi: 10.48550/arxiv.1305.1216 · pith_short_12: VCD5347OOHMF · pith_short_16: VCD5347OOHMFYCDP · pith_short_8: VCD5347O

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/VCD5347OOHMFYCDP6UICEYYH4Z \
  | 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: a887ddf3ee71d85c086ff510226307e6786598808b6abb80f6ca63ae88ed2597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "423b878317721ea327d54b4ad5d9e9a6839dfe4914936b9e667677196ad594a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-05-06T14:49:44Z",
    "title_canon_sha256": "9d5465c3af89cfc38fd8b24243d2962fd210d5f1425879a597dee319b817d9b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1216",
    "kind": "arxiv",
    "version": 2
  }
}