Pith Number

pith:O3KNRFR4

pith:2017:O3KNRFR4UCGS2EREYO7FFZQIOS

not attested not anchored not stored refs pending

Anisotropic cosmological models in $f(R,T)$ gravity with variable deceleration parameter

Binaya K. Bishi, Parbati Sahoo, P.K. Sahoo

arxiv:1702.02469 v2 · 2017-02-07 · 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{O3KNRFR4UCGS2EREYO7FFZQIOS}

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	2026-05-18T00:48:32.379435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d4d8963ca08d2d1224c3be52e6087482649376991b5128b3de54cad4bfcf6f

Aliases

arxiv: 1702.02469 · arxiv_version: 1702.02469v2 · doi: 10.48550/arxiv.1702.02469 · pith_short_12: O3KNRFR4UCGS · pith_short_16: O3KNRFR4UCGS2ERE · pith_short_8: O3KNRFR4

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/O3KNRFR4UCGS2EREYO7FFZQIOS \
  | 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: 76d4d8963ca08d2d1224c3be52e6087482649376991b5128b3de54cad4bfcf6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd60043b1b565619b00409d3dd80a3a3084538b992259f818a80aaab692adf4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-02-07T16:51:54Z",
    "title_canon_sha256": "1a59ed14d0ab56d155eb4f6735c3a4f4b0b742d17a1d1a80b72d235e74725d34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02469",
    "kind": "arxiv",
    "version": 2
  }
}