Pith Number

pith:CKIQNO2K

pith:2023:CKIQNO2KIEF2MRFG6LQERCJ74I

not attested not anchored not stored refs pending

SemOpenAlex: The Scientific Landscape in 26 Billion RDF Triples

David Lamprecht, Johan Krause, Linn Aung, Michael F\"arber, Peter Haase

arxiv:2308.03671 v1 · 2023-08-07 · cs.DL · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CKIQNO2KIEF2MRFG6LQERCJ74I}

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	2026-07-05T06:38:20.241044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

129106bb4a410ba644a6f2e048893fe20e5bc915e45a5d32013adfba52fbee24

Aliases

arxiv: 2308.03671 · arxiv_version: 2308.03671v1 · doi: 10.48550/arxiv.2308.03671 · pith_short_12: CKIQNO2KIEF2 · pith_short_16: CKIQNO2KIEF2MRFG · pith_short_8: CKIQNO2K

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/CKIQNO2KIEF2MRFG6LQERCJ74I \
  | 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: 129106bb4a410ba644a6f2e048893fe20e5bc915e45a5d32013adfba52fbee24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3ba349f7e92a41ee459ae07cca93958ae0204024941d7c2663d38c3bcfe9a9f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2023-08-07T15:46:39Z",
    "title_canon_sha256": "77d7469dde8c1385170a20a5c14a9e0c3e7d3f234d55eab97b4c6132233123e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.03671",
    "kind": "arxiv",
    "version": 1
  }
}