Pith Number

pith:MCLDFYX4

pith:2018:MCLDFYX4TMYHZCEYMMHOHVIAIJ

not attested not anchored not stored refs pending

A nonextensive approach for understanding the van der Waals' equation

Jiulin Du, Lining Zheng

arxiv:1809.03845 v1 · 2018-09-05 · physics.gen-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{MCLDFYX4TMYHZCEYMMHOHVIAIJ}

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	2026-05-18T00:05:57.985376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

609632e2fc9b307c8898630ee3d500424ac63b293dc1f2ed2243f3ebff5e9007

Aliases

arxiv: 1809.03845 · arxiv_version: 1809.03845v1 · doi: 10.48550/arxiv.1809.03845 · pith_short_12: MCLDFYX4TMYH · pith_short_16: MCLDFYX4TMYHZCEY · pith_short_8: MCLDFYX4

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/MCLDFYX4TMYHZCEYMMHOHVIAIJ \
  | 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: 609632e2fc9b307c8898630ee3d500424ac63b293dc1f2ed2243f3ebff5e9007

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df3da02b78d6702c2aae4719ef068e605f5ac86256582cc62892a521a3863094",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-09-05T02:54:43Z",
    "title_canon_sha256": "71890eccc2d44d8238f13bbc7ac5e0170024fdfff2a09433da75e701a846f2e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03845",
    "kind": "arxiv",
    "version": 1
  }
}