Pith Number

pith:ALM2SPYM

pith:2018:ALM2SPYMYCIRB6NBSGEF4MVGFQ

not attested not anchored not stored refs pending

Non-extensive statistical mechanics of a self-gravitating gas

Christine Gruber, Hernando Quevedo, Lenin Escamilla-Herrera, Viridiana Pineda

arxiv:1803.08126 v2 · 2018-03-06 · cond-mat.stat-mech · astro-ph.GA · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ALM2SPYMYCIRB6NBSGEF4MVGFQ}

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	2026-05-18T00:19:02.123534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02d9a93f0cc09110f9a191885e32a62c148229a70329707ef5e9fa47dda7ad63

Aliases

arxiv: 1803.08126 · arxiv_version: 1803.08126v2 · doi: 10.48550/arxiv.1803.08126 · pith_short_12: ALM2SPYMYCIR · pith_short_16: ALM2SPYMYCIRB6NB · pith_short_8: ALM2SPYM

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/ALM2SPYMYCIRB6NBSGEF4MVGFQ \
  | 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: 02d9a93f0cc09110f9a191885e32a62c148229a70329707ef5e9fa47dda7ad63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebd14a6ba8c1213d850a1af03619ccbb4f17f3ddc243dd6ce9e7025144deae45",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2018-03-06T12:07:19Z",
    "title_canon_sha256": "8247e631484cef9dbdff283548f46f2571196ed44cbf75d9d3187f965d9439db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08126",
    "kind": "arxiv",
    "version": 2
  }
}