Pith Number

pith:FR2NSHJS

pith:2013:FR2NSHJSHWBULEUFEHQZXGF7W6

not attested not anchored not stored refs pending

Measurement of the ratio of the leptonic widths $\Gamma_{ee}/\Gamma_{\mu\mu}$ for the $J/\psi$ meson

A. A. Osipov, A. A. Ruban, A. A. Talyshev, A. E. Blinov, A. E. Bondar, A. G. Shamov, A. I. Vorobiov, A. K. Barladyan, A. L. Maslennikov, A. M. Batrakov, A. M. Sukharev, A. N. Skrinsky, A. N. Yushkov, A. N. Zhuravlev, A. O. Poluektov, A. P. Onuchin, A. R. Buzykaev, A. V. Bobrov, A. V. Bogomyagkov, A. V. Sokolov, A. Yu. Barnyakov, B. A. Shwartz, D. A. Maksimov, D. N. Grigoriev, D. N. Shatilov, D. V. Gusev, E. A. Kravchenko, E. A. Kuper, E. A. Simonov, E. B. Levichev, E. M. Baldin, E. V. Starostina, G. A. Savinov, G. M. Tumaikin, G. V. Karpov, G. Ya. Kurkin, I. B. Nikolaev, I. I. Morozov, I. N. Okunev, I. O. Orlov, I. Yu. Basok, KEDR Collaboration: V. M. Aulchenko, K. Yu. Kotov, K. Yu. Todyshev, M. Yu. Barnyakov, N. Yu. Muchnoi, O. I. Meshkov, O. L. Rezanova, P. A. Piminov, S. A. Kononov, S. A. Nikitin, S. B. Oreshkin, S. E. Baru, S. E. Karnaev, S. G. Pivovarov, S. I. Eidelman, S. I. Mishnev, S. V. Karpov, S. V. Peleganchuk, S. V. Sinyatkin, T. A. Kharlamova, V. A. Kiselev, V. A. Tayursky, V. E. Blinov, V. F. Kulikov, V. G. Prisekin, V. I. Telnov, V. K. Sandyrev, V. M. Malyshev, V. N. Kudryavtsev, V. N. Zhilich, V. R. Groshev, V. S. Bobrovnikov, V. V. Gulevich, V. V. Kolmogorov, V. V. Neufeld, V. V. Petrov, V. V. Zhulanov, Yu. A. Tikhonov, Yu. M. Glukhovchenko, Yu. V. Usov

arxiv:1311.5005 v4 · 2013-11-20 · hep-ex

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:54:46.727819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c74d91d323d8345928521e19b98bfb795872deec73c797442458026665f6a0a

Aliases

arxiv: 1311.5005 · arxiv_version: 1311.5005v4 · doi: 10.48550/arxiv.1311.5005 · pith_short_12: FR2NSHJSHWBU · pith_short_16: FR2NSHJSHWBULEUF · pith_short_8: FR2NSHJS

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/FR2NSHJSHWBULEUFEHQZXGF7W6 \
  | 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: 2c74d91d323d8345928521e19b98bfb795872deec73c797442458026665f6a0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "424c761bda8fc879d2622bafbc350c44bce9b46b2525ad9bd2fb3acaaf7332e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2013-11-20T10:41:31Z",
    "title_canon_sha256": "cba2794a4fa06d427dd35ae50df9b1c2046bf932956e5d35fbc20df3ad234e7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5005",
    "kind": "arxiv",
    "version": 4
  }
}