Pith Number

pith:Z63XAUGB

pith:2013:Z63XAUGBZWQXQJSFJ4OU6T2Q6T

not attested not anchored not stored refs pending

A Universe with a generalized ghost dark energy and Van der Waals fluid interacting with a fluid

B. Pourhassan, M. Khurshudyan

arxiv:1302.1819 v3 · 2013-01-26 · 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{Z63XAUGBZWQXQJSFJ4OU6T2Q6T}

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	2026-05-18T01:36:21.169733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfb77050c1cda17826454f1d4f4f50f4f1cbe77b4bec7d381946c993a66b0cf6

Aliases

arxiv: 1302.1819 · arxiv_version: 1302.1819v3 · doi: 10.48550/arxiv.1302.1819 · pith_short_12: Z63XAUGBZWQX · pith_short_16: Z63XAUGBZWQXQJSF · pith_short_8: Z63XAUGB

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/Z63XAUGBZWQXQJSFJ4OU6T2Q6T \
  | 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: cfb77050c1cda17826454f1d4f4f50f4f1cbe77b4bec7d381946c993a66b0cf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "443f1637157b76aea79987186c87ba25c4f92c48532cec94f3a9ebceb4624f4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2013-01-26T15:49:12Z",
    "title_canon_sha256": "d1d100385eb69aac3ab3122338171b08fc8fd1c86c115f14fbb5e8d3a7fe1974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1819",
    "kind": "arxiv",
    "version": 3
  }
}