Pith Number

pith:5UNKGS3A

pith:1999:5UNKGS3AYXIYA665Q7XSOJ2EVE

not attested not anchored not stored refs pending

Radiative Decays of Heavy Mesons and the Determination of the Strong g-Coupling

Paul Singer

arxiv:hep-ph/9910558 v1 · 1999-11-01 · 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{5UNKGS3AYXIYA665Q7XSOJ2EVE}

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	2026-05-18T02:36:21.735803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed1aa34b60c5d1807bdd87ef272744a91416a933778b29c9c4ca440b783c8c31

Aliases

arxiv: hep-ph/9910558 · arxiv_version: hep-ph/9910558v1 · doi: 10.48550/arxiv.hep-ph/9910558 · pith_short_12: 5UNKGS3AYXIY · pith_short_16: 5UNKGS3AYXIYA665 · pith_short_8: 5UNKGS3A

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/5UNKGS3AYXIYA665Q7XSOJ2EVE \
  | 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: ed1aa34b60c5d1807bdd87ef272744a91416a933778b29c9c4ca440b783c8c31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2acaed87a1b59ec1c5a86b894edabd2c5ebaaa3a825f01e1a56d3997e7282b5b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-11-01T11:05:37Z",
    "title_canon_sha256": "cc84ceee6d8e6bb09f61f4cf1d83ec9d7a5835d1974219e9018c73bc9c702c54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9910558",
    "kind": "arxiv",
    "version": 1
  }
}