Pith Number

pith:IM2WPG4T

pith:1999:IM2WPG4TJLXZLKMMHVP4FQMOD5

not attested not anchored not stored refs pending

The second order QCD contribution to the semileptonic b -> u decay rate

T. van Ritbergen (Karlsruhe U.)

arxiv:hep-ph/9903226 v1 · 1999-03-02 · 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{IM2WPG4TJLXZLKMMHVP4FQMOD5}

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.

Cited by

1 paper in Pith

Inclusive Charmless Non-Leptonic B Decays at NLO within and beyond the Standard Model

Receipt and verification

First computed	2026-07-04T16:14:05.960292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4335679b934aef95a98c3d5fc2c18e1f74c93ffc67c1062b7ebb2d4e420a8990

Aliases

arxiv: hep-ph/9903226 · arxiv_version: hep-ph/9903226v1 · doi: 10.48550/arxiv.hep-ph/9903226 · pith_short_12: IM2WPG4TJLXZ · pith_short_16: IM2WPG4TJLXZLKMM · pith_short_8: IM2WPG4T

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/IM2WPG4TJLXZLKMMHVP4FQMOD5 \
  | 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: 4335679b934aef95a98c3d5fc2c18e1f74c93ffc67c1062b7ebb2d4e420a8990

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab2c822cee6c2a438819f1b392d2511b24e42d8a3d2d8c3e3a04a9f055b2ac4e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-03-02T14:25:43Z",
    "title_canon_sha256": "326b786bdb79ac3fa3693d3819b1f5dce1a6bf8483ee7f55f72e24993380c3b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9903226",
    "kind": "arxiv",
    "version": 1
  }
}