Pith Number

pith:EYSHW4PO

pith:2007:EYSHW4POL67KKUPFJHQPIE5AST

not attested not anchored not stored refs pending

A Plane-Symmetric Inhomogeneous Cosmological Model of Perfect Fluid Distribution with Electromagnetic Field I

A. K. Yadav, Anirudh Pradhan, P. K. Singh

arxiv:0705.4411 v2 · 2007-05-30 · 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{EYSHW4POL67KKUPFJHQPIE5AST}

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	2026-05-18T04:40:21.810725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26247b71ee5fbea551e549e0f413a094ccca7a7510bd2b91a5bde907582dc694

Aliases

arxiv: 0705.4411 · arxiv_version: 0705.4411v2 · doi: 10.48550/arxiv.0705.4411 · pith_short_12: EYSHW4POL67K · pith_short_16: EYSHW4POL67KKUPF · pith_short_8: EYSHW4PO

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/EYSHW4POL67KKUPFJHQPIE5AST \
  | 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: 26247b71ee5fbea551e549e0f413a094ccca7a7510bd2b91a5bde907582dc694

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49424ec07527221b1e66801345c4d6e69db51794567ca1e2f37d8ce06ab1149a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-05-30T15:15:22Z",
    "title_canon_sha256": "ec40789f0674fa1dbcb709f17f89bc172c1eccd3f4fcff21d6bf981b744292ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.4411",
    "kind": "arxiv",
    "version": 2
  }
}