Pith Number

pith:2HPUMRP7

pith:1999:2HPUMRP7QQ3XSZH4M64HCQ2BXX

not attested not anchored not stored refs pending

The Pure Leptonic Decays of B_c Meson and Their Radiative Corrections

Cai-Dian Lu, Chao-Hsi Chang, Guo-Li Wang, Hong-shi Zong

arxiv:hep-ph/9904471 v1 · 1999-04-28 · 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{2HPUMRP7QQ3XSZH4M64HCQ2BXX}

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	2026-05-18T04:26:03.147001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1df4645ff84377964fc67b8714341bdcad588c3558dbec88b95438bcb9ded19

Aliases

arxiv: hep-ph/9904471 · arxiv_version: hep-ph/9904471v1 · doi: 10.48550/arxiv.hep-ph/9904471 · pith_short_12: 2HPUMRP7QQ3X · pith_short_16: 2HPUMRP7QQ3XSZH4 · pith_short_8: 2HPUMRP7

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/2HPUMRP7QQ3XSZH4M64HCQ2BXX \
  | 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: d1df4645ff84377964fc67b8714341bdcad588c3558dbec88b95438bcb9ded19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c18f0c10c27f9a808b036a3ec55ce25540b90f34036a5a0ae0efee81eb4cefd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-04-28T06:12:38Z",
    "title_canon_sha256": "9f421ec0a38d68b79358ed78b6b23e1dce9f2b674e30d0e570d7c752deaf001a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9904471",
    "kind": "arxiv",
    "version": 1
  }
}