Pith Number

pith:G3D5UWIZ

pith:2013:G3D5UWIZVOR3JRXDQJ4NXED2SM

not attested not anchored not stored refs pending

Shearfree Spherically Symmetric Fluid Models

M. Sharif, Z. Yousaf

arxiv:1306.1024 v1 · 2013-06-05 · 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{G3D5UWIZVOR3JRXDQJ4NXED2SM}

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	2026-05-18T01:49:32.674271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36c7da5919aba3b4c6e38278db907a930f7d5ec060e36c73d5307df8243aa1fb

Aliases

arxiv: 1306.1024 · arxiv_version: 1306.1024v1 · doi: 10.48550/arxiv.1306.1024 · pith_short_12: G3D5UWIZVOR3 · pith_short_16: G3D5UWIZVOR3JRXD · pith_short_8: G3D5UWIZ

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/G3D5UWIZVOR3JRXDQJ4NXED2SM \
  | 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: 36c7da5919aba3b4c6e38278db907a930f7d5ec060e36c73d5307df8243aa1fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91b16345af1af130e17565bdf3e670c39263759f58dd284bd3c579ad30997e2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-06-05T09:12:49Z",
    "title_canon_sha256": "bad66226cd5c3c49479434a6ea1098339bb5793c88dd1ae1362fda0b65e7c1e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1024",
    "kind": "arxiv",
    "version": 1
  }
}