Pith Number

pith:NZBFU3AI

pith:1999:NZBFU3AIQMYX4TM6SUCCPJDBR2

not attested not anchored not stored refs pending

NNLO evolution of deep-inelastic structure functions: the non-singlet case

A. Vogt (Leiden University), W.L. van Neerven

arxiv:hep-ph/9907472 v1 · 1999-07-23 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZBFU3AIQMYX4TM6SUCCPJDBR2}

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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.

Cited by

1 paper in Pith

Perturbative QCD as a quantitative tool in the years 1976-2000

Receipt and verification

First computed	2026-07-04T15:29:37.378721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e425a6c0883317e4d9e950427a4618eb99712b1f5014d587a37b5fe7e6b5def

Aliases

arxiv: hep-ph/9907472 · arxiv_version: hep-ph/9907472v1 · doi: 10.48550/arxiv.hep-ph/9907472 · pith_short_12: NZBFU3AIQMYX · pith_short_16: NZBFU3AIQMYX4TM6 · pith_short_8: NZBFU3AI

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/NZBFU3AIQMYX4TM6SUCCPJDBR2 \
  | 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: 6e425a6c0883317e4d9e950427a4618eb99712b1f5014d587a37b5fe7e6b5def

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "902472209865db02f85f24ba8aac963bc01fed53e94c98c1f0f4e0a0878b50e9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-07-23T13:09:28Z",
    "title_canon_sha256": "a5f99a38661f4e9b1c555a19064e316631c169e04bff78adeaf9ecdb3a6f0d3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9907472",
    "kind": "arxiv",
    "version": 1
  }
}