Pith Number

pith:LEKON4X5

pith:2019:LEKON4X5X6QJCNSLGXXI76ENCQ

not attested not anchored not stored refs pending

Non-singular Bounce Cosmology from Lagrange Multiplier $F(R)$ Gravity

S.D. Odintsov, Shin'ichi Nojiri, Tanmoy Paul, V.K. Oikonomou

arxiv:1910.03546 v1 · 2019-10-08 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEKON4X5X6QJCNSLGXXI76ENCQ}

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	2026-07-05T00:31:22.926185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5914e6f2fdbfa091364b35ee8ff88d1430d8876c4801e6d62ae0832ac9fa9294

Aliases

arxiv: 1910.03546 · arxiv_version: 1910.03546v1 · doi: 10.48550/arxiv.1910.03546 · pith_short_12: LEKON4X5X6QJ · pith_short_16: LEKON4X5X6QJCNSL · pith_short_8: LEKON4X5

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/LEKON4X5X6QJCNSLGXXI76ENCQ \
  | 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: 5914e6f2fdbfa091364b35ee8ff88d1430d8876c4801e6d62ae0832ac9fa9294

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53004d38f3064d18869b75bddceae1120f52ed1596386b0de6f96689b352dfc5",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-10-08T17:11:41Z",
    "title_canon_sha256": "046873fed181ab59fcaf8da82255447fc39c27784d1ca3a3f4782e9a5d6469e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03546",
    "kind": "arxiv",
    "version": 1
  }
}