Pith Number

pith:PDY23OTV

pith:2009:PDY23OTVD4WTAXQVKHVNGTGGIW

not attested not anchored not stored refs pending

\ga\ga and g g decay rates for equal mass heavy quarkonia

James T. Laverty, Stanley F. Radford, Wayne W. Repko

arxiv:0901.3917 v4 · 2009-01-25 · 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{PDY23OTVD4WTAXQVKHVNGTGGIW}

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	2026-05-18T04:32:00.123940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78f1adba751f2d305e1551ead34cc64582d519154fd5c317ea85c61342e5f719

Aliases

arxiv: 0901.3917 · arxiv_version: 0901.3917v4 · doi: 10.48550/arxiv.0901.3917 · pith_short_12: PDY23OTVD4WT · pith_short_16: PDY23OTVD4WTAXQV · pith_short_8: PDY23OTV

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/PDY23OTVD4WTAXQVKHVNGTGGIW \
  | 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: 78f1adba751f2d305e1551ead34cc64582d519154fd5c317ea85c61342e5f719

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb14f233a98de4906db0997218ddddff3591a18ed653f99a937e34fa7e2e5c47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-01-25T19:42:49Z",
    "title_canon_sha256": "10388b6615b19160f679add5a87c0c2abe8df41652c436edd50bd3195fa35151"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3917",
    "kind": "arxiv",
    "version": 4
  }
}