Pith Number

pith:NO36DAXP

pith:2012:NO36DAXPKZQ44O42WVGL2IBZ27

not attested not anchored not stored refs pending

An empirical analysis of the use of alphabetical authorship in scientific publishing

Ludo Waltman

arxiv:1206.4863 v1 · 2012-06-21 · 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{NO36DAXPKZQ44O42WVGL2IBZ27}

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	2026-05-18T03:52:54.229869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bb7e182ef5661ce3b9ab54cbd2039d7d2f253d66989908573b4756ce3bf1346

Aliases

arxiv: 1206.4863 · arxiv_version: 1206.4863v1 · doi: 10.48550/arxiv.1206.4863 · pith_short_12: NO36DAXPKZQ4 · pith_short_16: NO36DAXPKZQ44O42 · pith_short_8: NO36DAXP

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/NO36DAXPKZQ44O42WVGL2IBZ27 \
  | 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: 6bb7e182ef5661ce3b9ab54cbd2039d7d2f253d66989908573b4756ce3bf1346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "974d4aa75350739003fc775095b243a9ee5e840e30081e52d8d1cd7f8d291d85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2012-06-21T13:09:01Z",
    "title_canon_sha256": "3cb8858800f3d7da3bc1b7bfd21c7c6f839ab5ef9b1030d43ec8feab7b1e093e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4863",
    "kind": "arxiv",
    "version": 1
  }
}