Pith Number

pith:UGRYY4FF

pith:2010:UGRYY4FFEQNS5GCNRIVNAYRVMF

not attested not anchored not stored refs pending

Comments on $\left|\frac{V_{ub}}{V_{cb}}\right|$ and $|V_{ub}|$ from Non-leptonic $B$ Decays within the Perturbative QCD Approach

C.S. Kim, Ying Li

arxiv:1007.2291 v2 · 2010-07-14 · 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{UGRYY4FFEQNS5GCNRIVNAYRVMF}

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	2026-05-18T04:27:35.892222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1a38c70a5241b2e984d8a2ad06235617be5deea8daf2d69b4096bc24741d4c0

Aliases

arxiv: 1007.2291 · arxiv_version: 1007.2291v2 · doi: 10.48550/arxiv.1007.2291 · pith_short_12: UGRYY4FFEQNS · pith_short_16: UGRYY4FFEQNS5GCN · pith_short_8: UGRYY4FF

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/UGRYY4FFEQNS5GCNRIVNAYRVMF \
  | 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: a1a38c70a5241b2e984d8a2ad06235617be5deea8daf2d69b4096bc24741d4c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb1b5e6cdd4c46a7e8954bcccb7bf7eeb319f42993878e55dc106118f686afba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2010-07-14T10:31:13Z",
    "title_canon_sha256": "4d40526075bc91c47d4b3bdc950d459e21541a94c724b5bca0365b47885d5ea0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2291",
    "kind": "arxiv",
    "version": 2
  }
}