Pith Number

pith:YFRI6WWG

pith:2018:YFRI6WWGNI5RYLUHAZD7PPE23R

not attested not anchored not stored refs pending

The dispersion of research performance within and between universities as a potential indicator of the competitive intensity in higher education systems

Ciriaco Andrea D'Angelo, Giovanni Abramo, Tindaro Cicero

arxiv:1811.01675 v1 · 2018-11-05 · 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{YFRI6WWGNI5RYLUHAZD7PPE23R}

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	2026-05-18T00:01:33.582153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1628f5ac66a3b1c2e870647f7bc9adc76ad9f1948563741edbcab39ca51968f

Aliases

arxiv: 1811.01675 · arxiv_version: 1811.01675v1 · doi: 10.48550/arxiv.1811.01675 · pith_short_12: YFRI6WWGNI5R · pith_short_16: YFRI6WWGNI5RYLUH · pith_short_8: YFRI6WWG

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/YFRI6WWGNI5RYLUHAZD7PPE23R \
  | 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: c1628f5ac66a3b1c2e870647f7bc9adc76ad9f1948563741edbcab39ca51968f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85653de4cee43eb4db978541122b9d9d73a0c0d9d044d565c8121c0cdc27cfec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-11-05T13:39:54Z",
    "title_canon_sha256": "d715043832b6de9bc3eb0ccca47be7e4e5391efd6a7112abfa9492b8a5e438b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01675",
    "kind": "arxiv",
    "version": 1
  }
}