Pith Number

pith:NCC7VSVR

pith:1999:NCC7VSVRTYWTTZP7S4MMQDTQMD

not attested not anchored not stored refs pending

Charm Hadroproduction in $k_T$-Factorization Approach

A.G.Shuvaev (Petersburg Nuclear Physics Institute, Gatchina, Italy, M.G.Ryskin, Petersburg Nuclear Physics Institute, Russia), St.Petersburg, Trieste, Yu.M.Shabelski (The Abdus Salam International Centre for Theoretical Physics

arxiv:hep-ph/9907507 v1 · 1999-07-27 · 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{NCC7VSVRTYWTTZP7S4MMQDTQMD}

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	2026-05-18T01:38:55.887274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6885facab19e2d39e5ff9718c80e7060c038c271050ba21686cae549452395f4

Aliases

arxiv: hep-ph/9907507 · arxiv_version: hep-ph/9907507v1 · doi: 10.48550/arxiv.hep-ph/9907507 · pith_short_12: NCC7VSVRTYWT · pith_short_16: NCC7VSVRTYWTTZP7 · pith_short_8: NCC7VSVR

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/NCC7VSVRTYWTTZP7S4MMQDTQMD \
  | 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: 6885facab19e2d39e5ff9718c80e7060c038c271050ba21686cae549452395f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7d09c091e94ce9b51fb475cf0162de192a51f9a4cfcfd83e965a0b9308cd8f1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-07-27T09:16:37Z",
    "title_canon_sha256": "853a07484bee8fe900650531d9eeb1bbb5ea7d1e32877073732ea8a70c0a69f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9907507",
    "kind": "arxiv",
    "version": 1
  }
}