Pith Number

pith:C56JSU63

pith:2018:C56JSU6337AVJWSOFZOH524UDH

not attested not anchored not stored refs pending

Variability of research performance across disciplines within universities in non-competitive higher education systems

Ciriaco Andrea D'Angelo, Flavia Di Costa, Giovanni Abramo

arxiv:1810.12841 v1 · 2018-10-30 · 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{C56JSU6337AVJWSOFZOH524UDH}

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	2026-05-18T00:01:54.006937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

177c9953dbdfc154da4e2e5c7eeb9419cf99fbf9232ea09312ae6f0694ec6441

Aliases

arxiv: 1810.12841 · arxiv_version: 1810.12841v1 · doi: 10.48550/arxiv.1810.12841 · pith_short_12: C56JSU6337AV · pith_short_16: C56JSU6337AVJWSO · pith_short_8: C56JSU63

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/C56JSU6337AVJWSOFZOH524UDH \
  | 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: 177c9953dbdfc154da4e2e5c7eeb9419cf99fbf9232ea09312ae6f0694ec6441

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69c1e19d8ee4659de4ca5f875f6c66e104f444e360802bba4caca28d532b947d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-10-30T16:29:50Z",
    "title_canon_sha256": "d2f3c69c93e6970bc49410cf836187356726a112c2ae44b8438a2a2031fb2a7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12841",
    "kind": "arxiv",
    "version": 1
  }
}