Pith Number

pith:RQZWQNWN

pith:2026:RQZWQNWNJ2YEUAI2SSIAS3PQW2

not attested not anchored not stored refs pending

Factorization of the triple-collinear $q \to qc\bar{c}$ splitting function at first order in opacity

Shahin Iqbal, Urs Achim Wiedemann

arxiv:2607.18377 v1 · 2026-07-20 · 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{RQZWQNWNJ2YEUAI2SSIAS3PQW2}

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	2026-07-22T00:22:44.260238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c336836cd4eb04a011a9490096df0b6ba90fd808f324b6089554126cf231a2e

Aliases

arxiv: 2607.18377 · arxiv_version: 2607.18377v1 · doi: 10.48550/arxiv.2607.18377 · pith_short_12: RQZWQNWNJ2YE · pith_short_16: RQZWQNWNJ2YEUAI2 · pith_short_8: RQZWQNWN

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/RQZWQNWNJ2YEUAI2SSIAS3PQW2 \
  | 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: 8c336836cd4eb04a011a9490096df0b6ba90fd808f324b6089554126cf231a2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2f4a9d3e30dd9aa215f240b75a4b7889b965f612fd8d205cf3b495b29e66414",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-07-20T18:00:01Z",
    "title_canon_sha256": "a873ba0b93be5994f911ab5f2b1331aff7bee99186d71ab230e42d7d54decf87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18377",
    "kind": "arxiv",
    "version": 1
  }
}