Pith Number

pith:7LUGAU56

pith:2011:7LUGAU564I2F7FT2AVOBQ54OZS

not attested not anchored not stored refs pending

Generalized Chaplygin gas model: Cosmological consequences and statefinder diagnosis

A. Khodam-Mohammadi, M. Malekjani, N. Nazari-Pooya

arxiv:1103.1743 v1 · 2011-03-09 · 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{7LUGAU564I2F7FT2AVOBQ54OZS}

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	2026-05-18T04:20:21.969961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fae86053bee2345f967a055c18778ecc882837971f3e17a342ed3871530dc586

Aliases

arxiv: 1103.1743 · arxiv_version: 1103.1743v1 · doi: 10.48550/arxiv.1103.1743 · pith_short_12: 7LUGAU564I2F · pith_short_16: 7LUGAU564I2F7FT2 · pith_short_8: 7LUGAU56

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/7LUGAU564I2F7FT2AVOBQ54OZS \
  | 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: fae86053bee2345f967a055c18778ecc882837971f3e17a342ed3871530dc586

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b5c4a2b2975551e787ba706f330a78fd4cbdd93f55ab1b2a3a0c150048626ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-03-09T09:33:42Z",
    "title_canon_sha256": "71dc1955240084500a902d4dd613351f3e18900ab33d1a1192558405fd9423be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1743",
    "kind": "arxiv",
    "version": 1
  }
}