Pith Number

pith:6VGDEY3I

pith:2013:6VGDEY3ILRPVZEJNHXUQ47DT7H

not attested not anchored not stored refs pending

$Z_{c}(3900)$ as a tetraquark state: decay width in QCD sum rules

C. Zanetti, F. S. Navarra, J. M. Dias, M. Nielsen

arxiv:1311.7591 v1 · 2013-11-29 · 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{6VGDEY3ILRPVZEJNHXUQ47DT7H}

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	2026-05-18T03:05:55.833571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f54c3263685c5f5c912d3de90e7c73f9c80217674d88bc29923fc257db0c922b

Aliases

arxiv: 1311.7591 · arxiv_version: 1311.7591v1 · doi: 10.48550/arxiv.1311.7591 · pith_short_12: 6VGDEY3ILRPV · pith_short_16: 6VGDEY3ILRPVZEJN · pith_short_8: 6VGDEY3I

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/6VGDEY3ILRPVZEJNHXUQ47DT7H \
  | 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: f54c3263685c5f5c912d3de90e7c73f9c80217674d88bc29923fc257db0c922b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e250f82e766b184e585f61fe594f35248c9137226b7493358750a25428e27e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-11-29T15:05:25Z",
    "title_canon_sha256": "ea8ac7b35c512c2c26649b2e60386fae3d415b5c01f3b1a257522009a20ea868"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7591",
    "kind": "arxiv",
    "version": 1
  }
}