Pith Number

pith:K5WNKJGA

pith:2025:K5WNKJGA3QNIHZQNIKKWYYT3ZF

not attested not anchored not stored refs pending

Rare $W \to B_c + \gamma$ decay up to the NNLO and NLL accuracy in QCD

Dong-Hui Zheng, Xin-Qiang Li, Ya-Dong Yang, Yu-Dong Zhang

arxiv:2502.09246 v2 · 2025-02-13 · 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{K5WNKJGA3QNIHZQNIKKWYYT3ZF}

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	2026-07-05T11:31:04.797732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

576cd524c0dc1a83e60d42956c627bc94b813b9c824bc6c304b22368a23d1b23

Aliases

arxiv: 2502.09246 · arxiv_version: 2502.09246v2 · doi: 10.48550/arxiv.2502.09246 · pith_short_12: K5WNKJGA3QNI · pith_short_16: K5WNKJGA3QNIHZQN · pith_short_8: K5WNKJGA

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/K5WNKJGA3QNIHZQNIKKWYYT3ZF \
  | 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: 576cd524c0dc1a83e60d42956c627bc94b813b9c824bc6c304b22368a23d1b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c059ea72fb8b0f2a72e0258ff79ef075bef99306074f9710cf2b9722402338d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2025-02-13T12:03:15Z",
    "title_canon_sha256": "2691ad1673e9725daa96ffa4c62e01c5f19a46f28c47e3254665ff343ea21b4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.09246",
    "kind": "arxiv",
    "version": 2
  }
}