Pith Number

pith:4BOYZTMA

pith:2013:4BOYZTMA42IAI6ZX2BUZN5QEF4

not attested not anchored not stored refs pending

Proposal for a multilevel university cybermetric analysis model

Enrique Ordu\~na-Malea, Jos\'e-Antonio Ontalba-Ruip\'erez

arxiv:1310.5816 v1 · 2013-10-22 · 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{4BOYZTMA42IAI6ZX2BUZN5QEF4}

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	2026-05-18T03:09:32.158462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e05d8ccd80e690047b37d06996f6042f2e369633f1503c920642af628a617778

Aliases

arxiv: 1310.5816 · arxiv_version: 1310.5816v1 · doi: 10.48550/arxiv.1310.5816 · pith_short_12: 4BOYZTMA42IA · pith_short_16: 4BOYZTMA42IAI6ZX · pith_short_8: 4BOYZTMA

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/4BOYZTMA42IAI6ZX2BUZN5QEF4 \
  | 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: e05d8ccd80e690047b37d06996f6042f2e369633f1503c920642af628a617778

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "137ea90d64d764ac0d3d6aee135b740346b7457fc4bb7bd0242de9fa9242303a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-10-22T07:03:02Z",
    "title_canon_sha256": "d77af16d5b28c27dce6f7b69d154e8ffb9971688fb5a24a8e7e7eb83eda8b8c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5816",
    "kind": "arxiv",
    "version": 1
  }
}