Pith Number

pith:BJRLVZYE

pith:2019:BJRLVZYEOYWYLBPZKNK7VETITM

not attested not anchored not stored refs pending

A note on some perfect fluid Kantowski-Sachs and Bianchi type III space-times and their conformal vector fields in f(R) theory of gravity

A. H. Kara, Fiaz Hussain, Ghulam Shabbir, Muhammad Ramzan

arxiv:1903.00918 v1 · 2019-03-03 · 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{BJRLVZYEOYWYLBPZKNK7VETITM}

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	2026-05-17T23:48:30.153564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a62bae704762d8585f95355fa92689b30054393472af8a72dd2b76c1cdba673

Aliases

arxiv: 1903.00918 · arxiv_version: 1903.00918v1 · doi: 10.48550/arxiv.1903.00918 · pith_short_12: BJRLVZYEOYWY · pith_short_16: BJRLVZYEOYWYLBPZ · pith_short_8: BJRLVZYE

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/BJRLVZYEOYWYLBPZKNK7VETITM \
  | 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: 0a62bae704762d8585f95355fa92689b30054393472af8a72dd2b76c1cdba673

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3589071bfd71c1c58c44c00a01438a35a1c716c20ea277652dfe6cfd6cb8db73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-03-03T14:34:24Z",
    "title_canon_sha256": "c5265143afbfaeed7ad02b4b5fca2d79c3ccc13d4908758777a5b20f2c4149d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00918",
    "kind": "arxiv",
    "version": 1
  }
}