Pith Number

pith:4QGPTWJX

pith:2019:4QGPTWJXCIERW7ONPCZTO4K6ZB

not attested not anchored not stored refs pending

Masses and Decay constants of Heavy Flavour mesons in perturbative approach

B J Hazarika, D K Choudhury, Jugal Lahkar

arxiv:1902.02079 v1 · 2019-02-06 · 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{4QGPTWJXCIERW7ONPCZTO4K6ZB}

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	2026-05-17T23:54:37.939475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e40cf9d93712091b7dcd78b337715ec856dcb129a00a381b9814783f2d5a1a7f

Aliases

arxiv: 1902.02079 · arxiv_version: 1902.02079v1 · doi: 10.48550/arxiv.1902.02079 · pith_short_12: 4QGPTWJXCIER · pith_short_16: 4QGPTWJXCIERW7ON · pith_short_8: 4QGPTWJX

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/4QGPTWJXCIERW7ONPCZTO4K6ZB \
  | 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: e40cf9d93712091b7dcd78b337715ec856dcb129a00a381b9814783f2d5a1a7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29de2ee26074cb62660d4196378e224602e39365342a7654b50570ff3b7bf52c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-02-06T09:22:53Z",
    "title_canon_sha256": "f41a486481a7a93cb5e124408375397b13ed3a92b1ef7fead9bfd662263e233d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02079",
    "kind": "arxiv",
    "version": 1
  }
}