Pith Number

pith:MQYCOQ46

pith:2019:MQYCOQ46DMRCSBILTUNMKB5YIX

not attested not anchored not stored refs pending

Accuracy of citation data in Web of Science and Scopus

Ludo Waltman, Nees Jan van Eck

arxiv:1906.07011 v1 · 2019-06-17 · 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{MQYCOQ46DMRCSBILTUNMKB5YIX}

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	2026-05-17T23:43:12.134982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

643027439e1b2229050b9d1ac507b845cf5133687507854987d0e3db1b27ab88

Aliases

arxiv: 1906.07011 · arxiv_version: 1906.07011v1 · doi: 10.48550/arxiv.1906.07011 · pith_short_12: MQYCOQ46DMRC · pith_short_16: MQYCOQ46DMRCSBIL · pith_short_8: MQYCOQ46

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/MQYCOQ46DMRCSBILTUNMKB5YIX \
  | 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: 643027439e1b2229050b9d1ac507b845cf5133687507854987d0e3db1b27ab88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bae1afae81695a2a5f238fcd2be67311e7e6c714c8e5cc0d80f72e831ebf1c24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-06-17T13:03:45Z",
    "title_canon_sha256": "63fc2fed224b14d12abea0fbb59bf750898b52f812b9a6f3b839caf79cf862fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07011",
    "kind": "arxiv",
    "version": 1
  }
}