Pith Number

pith:5PNV2EVB

pith:1999:5PNV2EVBIPPM5BYSDKW23Z2CRP

not attested not anchored not stored refs pending

Comparing B -> X_u l nu_l to B -> X_s gamma

S. Recksiegel, T. Mannel

arxiv:hep-ph/9904475 v2 · 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{5PNV2EVBIPPM5BYSDKW23Z2CRP}

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	2026-05-18T04:34:55.763737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebdb5d12a143dece87121aadade7428bc1e4d5e31f333dcef266eac96821b8b7

Aliases

arxiv: hep-ph/9904475 · arxiv_version: hep-ph/9904475v2 · doi: 10.48550/arxiv.hep-ph/9904475 · pith_short_12: 5PNV2EVBIPPM · pith_short_16: 5PNV2EVBIPPM5BYS · pith_short_8: 5PNV2EVB

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/5PNV2EVBIPPM5BYSDKW23Z2CRP \
  | 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: ebdb5d12a143dece87121aadade7428bc1e4d5e31f333dcef266eac96821b8b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f748f50d94c1c1bfbb03dd82b6fa4d90fcbb5bb9dd67af52d404ede40c765f1f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-04-28T13:10:39Z",
    "title_canon_sha256": "f7ee4c60d07a02cbcfb838ecf153012652e64bdeaa38941389534409e8343353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9904475",
    "kind": "arxiv",
    "version": 2
  }
}