Pith Number

pith:IZREBME5

pith:2013:IZREBME5IABTJT6UKH2CPIGJ7H

not attested not anchored not stored refs pending

Selective linking from social platforms to university websites: a case study of the Spanish academic system

Enrique Orduna-Malea, Jose-Antonio Ontalba-Ruiperez

arxiv:1310.5815 v1 · 2013-10-22 · cs.DL · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZREBME5IABTJT6UKH2CPIGJ7H}

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	2026-05-18T03:09:32.166324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

466240b09d400334cfd451f427a0c9f9c339493166e409bc8c3aa8ba72d56652

Aliases

arxiv: 1310.5815 · arxiv_version: 1310.5815v1 · doi: 10.48550/arxiv.1310.5815 · pith_short_12: IZREBME5IABT · pith_short_16: IZREBME5IABTJT6U · pith_short_8: IZREBME5

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/IZREBME5IABTJT6UKH2CPIGJ7H \
  | 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: 466240b09d400334cfd451f427a0c9f9c339493166e409bc8c3aa8ba72d56652

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf2bab0861e00d19c00c7b4b4395fe2c61d49944b7adcafba5cded4d53b6671",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-10-22T06:58:30Z",
    "title_canon_sha256": "3449ba1fc7ce66baa769ca00371f5311849c29a874fdcf41ad06f22a4e604e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5815",
    "kind": "arxiv",
    "version": 1
  }
}