Pith Number

pith:5NKR3RMX

pith:2019:5NKR3RMX6NRPIWNZQ3CP3LVTBH

not attested not anchored not stored refs pending

Accelerating model of flat universe in $f(R,T)$ gravity

Anil Kumar Yadav, Mukesh Kumar Gupta, Nishant Singla

arxiv:1909.08985 v4 · 2019-09-16 · physics.gen-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NKR3RMX6NRPIWNZQ3CP3LVTBH}

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	2026-07-05T00:54:30.424475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb551dc597f362f459b986c4fdaeb309e537d6fc77182cd0f36252da4c5cecbd

Aliases

arxiv: 1909.08985 · arxiv_version: 1909.08985v4 · doi: 10.48550/arxiv.1909.08985 · pith_short_12: 5NKR3RMX6NRP · pith_short_16: 5NKR3RMX6NRPIWNZ · pith_short_8: 5NKR3RMX

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/5NKR3RMX6NRPIWNZQ3CP3LVTBH \
  | 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: eb551dc597f362f459b986c4fdaeb309e537d6fc77182cd0f36252da4c5cecbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec50b0d44d8df1eb643c617bf220f521cc36192f60ab82c726f4d73bdef9c0b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2019-09-16T19:27:01Z",
    "title_canon_sha256": "bb11c9bd98d046668718e32d49b2830855789a8c850070c79075b1558f486e8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.08985",
    "kind": "arxiv",
    "version": 4
  }
}