Pith Number

pith:DKEL44IM

pith:2018:DKEL44IMMITS5ZNICMSVLSIOKD

not attested not anchored not stored refs pending

Kinetic Scalar Curvature Extended $f(R)$ Gravity

A.V. Nikolaev, S.D. Odintsov, S.V. Chervon, T.I. Mayorova, V.K. Oikonomou

arxiv:1810.01900 v1 · 2018-10-03 · 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{DKEL44IMMITS5ZNICMSVLSIOKD}

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	2026-05-18T00:00:47.634805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a88be710c62272ee5a8132555c90e50f40064755e6cfee63e41b59e851e3960

Aliases

arxiv: 1810.01900 · arxiv_version: 1810.01900v1 · doi: 10.48550/arxiv.1810.01900 · pith_short_12: DKEL44IMMITS · pith_short_16: DKEL44IMMITS5ZNI · pith_short_8: DKEL44IM

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/DKEL44IMMITS5ZNICMSVLSIOKD \
  | 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: 1a88be710c62272ee5a8132555c90e50f40064755e6cfee63e41b59e851e3960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d283df863104ac5d5cf4c717cef6addff9f1441958f18c3fce12c0337f8f6f2",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-03T18:13:49Z",
    "title_canon_sha256": "f167116dbde28cdc83d944db1a7f1ae95d364f34dfb61fc1e764cb29a0c32404"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01900",
    "kind": "arxiv",
    "version": 1
  }
}