Pith Number

pith:ACXYAPBH

pith:1999:ACXYAPBH7UKOTS6OEJWFBHCOJF

not attested not anchored not stored refs pending

QCD factorization in gamma* gamma -> pi pi and gamma* N -> pi pi N

B. Pire, M. Diehl, O.V. Terayev, T. Gousset

arxiv:hep-ph/9901233 v1 · 1999-01-06 · 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{ACXYAPBH7UKOTS6OEJWFBHCOJF}

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	2026-07-04T16:14:02.532762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00af803c27fd14e9cbce226c509c4e497f848a5d35e01a1554ef0ae0b7b35ded

Aliases

arxiv: hep-ph/9901233 · arxiv_version: hep-ph/9901233v1 · doi: 10.48550/arxiv.hep-ph/9901233 · pith_short_12: ACXYAPBH7UKO · pith_short_16: ACXYAPBH7UKOTS6O · pith_short_8: ACXYAPBH

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/ACXYAPBH7UKOTS6OEJWFBHCOJF \
  | 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: 00af803c27fd14e9cbce226c509c4e497f848a5d35e01a1554ef0ae0b7b35ded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9744bb5160d13caf59d7b6644d970dfbb5e0a199cd32ce8cdca6607f88dfb1da",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-01-06T07:34:13Z",
    "title_canon_sha256": "6b826de8433b396c1263aed9d05d0c71eb33b8add62625a8aeaab189fc7739f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9901233",
    "kind": "arxiv",
    "version": 1
  }
}