Pith Number

pith:TTBPD7NV

pith:2017:TTBPD7NVS46I2ZBI45MP7JCYAC

not attested not anchored not stored refs pending

Influence of $f(R)$ Models on the Existence of Anisotropic Self-Gravitating Systems

M. Ilyas, M. Sharif, M. Z. Bhatti, Z. Yousaf

arxiv:1710.05717 v1 · 2017-10-09 · 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{TTBPD7NVS46I2ZBI45MP7JCYAC}

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	2026-05-18T00:31:11.306892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cc2f1fdb5973c8d6428e758ffa458009f6238b4ac0c032d2ce6261712c11f89

Aliases

arxiv: 1710.05717 · arxiv_version: 1710.05717v1 · doi: 10.48550/arxiv.1710.05717 · pith_short_12: TTBPD7NVS46I · pith_short_16: TTBPD7NVS46I2ZBI · pith_short_8: TTBPD7NV

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/TTBPD7NVS46I2ZBI45MP7JCYAC \
  | 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: 9cc2f1fdb5973c8d6428e758ffa458009f6238b4ac0c032d2ce6261712c11f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e3a9bd66ee23cd7c36e708c992151081d5c49294b1ea44385ccbbcc66d34a22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-10-09T07:13:06Z",
    "title_canon_sha256": "b66becdbd2820461445586826c99540fc569f08098e2071f1593d7c178ecae87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05717",
    "kind": "arxiv",
    "version": 1
  }
}