Pith Number

pith:PFOAO56Z

pith:2016:PFOAO56ZYGFTN7WGSBUXPEXWDG

not attested not anchored not stored refs pending

Physical viability of fluid spheres satisfying the Karmarkar condition

Ksh. Newton Singh, M. Govender, Neeraj Pant

arxiv:1610.09959 v2 · 2016-10-28 · 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{PFOAO56ZYGFTN7WGSBUXPEXWDG}

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	2026-05-18T00:53:15.405034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

795c0777d9c18b36fec690697792f619bee9abef7c663b994ebd6f337df58f35

Aliases

arxiv: 1610.09959 · arxiv_version: 1610.09959v2 · doi: 10.48550/arxiv.1610.09959 · pith_short_12: PFOAO56ZYGFT · pith_short_16: PFOAO56ZYGFTN7WG · pith_short_8: PFOAO56Z

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/PFOAO56ZYGFTN7WGSBUXPEXWDG \
  | 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: 795c0777d9c18b36fec690697792f619bee9abef7c663b994ebd6f337df58f35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b35759dc0d8fdda0e884b6deb02c5c90ccddd44311e3809a880d6db56e6ca9b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-10-28T18:20:45Z",
    "title_canon_sha256": "ed2d3aa2a4a5600f57aae449aca2ad27380b0085d46b0ed2e265c269936bf444"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09959",
    "kind": "arxiv",
    "version": 2
  }
}