Pith Number

pith:IL3E56QO

pith:2018:IL3E56QO4QLEAY2DVRYLUZBCQ5

not attested not anchored not stored refs pending

Role of $\sigma R^{2}+\gamma R_{\mu\nu}T^{\mu\nu}$ Model on Anisotropic Polytropes

Arfa Waseem, M. Sharif

arxiv:1812.11037 v1 · 2018-12-18 · 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{IL3E56QO4QLEAY2DVRYLUZBCQ5}

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	2026-05-17T23:53:49.775515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42f64efa0ee416406343ac70ba642287672cf1136da1514c472487be6302e52a

Aliases

arxiv: 1812.11037 · arxiv_version: 1812.11037v1 · doi: 10.48550/arxiv.1812.11037 · pith_short_12: IL3E56QO4QLE · pith_short_16: IL3E56QO4QLEAY2D · pith_short_8: IL3E56QO

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/IL3E56QO4QLEAY2DVRYLUZBCQ5 \
  | 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: 42f64efa0ee416406343ac70ba642287672cf1136da1514c472487be6302e52a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "556f0fe0ad590d79590ef0b2da4a7964c627e2a6eefe64008d6ec476f407918a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-12-18T02:41:45Z",
    "title_canon_sha256": "91a7e15833a64c8a3a4361cfe1a4431c171050982860beef08c45e68bf7cf701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.11037",
    "kind": "arxiv",
    "version": 1
  }
}