Pith Number

pith:V3HWLASJ

pith:2013:V3HWLASJQCWVV36WRBL6I7XVSU

not attested not anchored not stored refs pending

Relativistic stellar model admitting a quadratic equation of state

B. S. Ratanpal, Ranjan Sharma

arxiv:1307.1439 v1 · 2013-07-02 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V3HWLASJQCWVV36WRBL6I7XVSU}

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	2026-05-18T01:48:59.627575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aecf65824980ad5aefd68857e47ef5951acbe313a944938efb563001c09f60a8

Aliases

arxiv: 1307.1439 · arxiv_version: 1307.1439v1 · doi: 10.48550/arxiv.1307.1439 · pith_short_12: V3HWLASJQCWV · pith_short_16: V3HWLASJQCWVV36W · pith_short_8: V3HWLASJ

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/V3HWLASJQCWVV36WRBL6I7XVSU \
  | 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: aecf65824980ad5aefd68857e47ef5951acbe313a944938efb563001c09f60a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4ba582cfef3120c1e98815f82454c2abce3172b1d2c1553b57afb83aaf50a35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-02T04:53:29Z",
    "title_canon_sha256": "96ef701df5d5b4b5f2fb46c122d208ec749d7a2792ee6c006d111b0e902fb9df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1439",
    "kind": "arxiv",
    "version": 1
  }
}