Pith Number

pith:4VKPEWIW

pith:2013:4VKPEWIWDAMDTSSL7XPPSI4GXZ

not attested not anchored not stored refs pending

Charm quarks in medium and their contribution to di-electron spectra in relativistic heavy ion collisions

Hao-jie Xu, Li-juan Ruan, Qun Wang, Xin Dong, Yi-Fei Zhang, Zhang-bu Xu

arxiv:1305.7302 v2 · 2013-05-31 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VKPEWIWDAMDTSSL7XPPSI4GXZ}

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	2026-05-18T02:51:25.375663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e554f25916181839ca4bfddef92386be6abab68309ae623adc736f7e4b8d6f1f

Aliases

arxiv: 1305.7302 · arxiv_version: 1305.7302v2 · doi: 10.48550/arxiv.1305.7302 · pith_short_12: 4VKPEWIWDAMD · pith_short_16: 4VKPEWIWDAMDTSSL · pith_short_8: 4VKPEWIW

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/4VKPEWIWDAMDTSSL7XPPSI4GXZ \
  | 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: e554f25916181839ca4bfddef92386be6abab68309ae623adc736f7e4b8d6f1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad09355809a2d6d1c2b434297243ec7acd1736cddc6bbadeab5850f35d5f8209",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2013-05-31T05:13:10Z",
    "title_canon_sha256": "e8bb0665e0f97c49f47ae4cb25b82fc19aed07af8cd9ce1826ee7581b2ed465a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7302",
    "kind": "arxiv",
    "version": 2
  }
}