Pith Number

pith:FKYQUNA6

pith:2019:FKYQUNA64TEHNSX6AMZPBVLFJW

not attested not anchored not stored refs pending

Gravitational Waves in $F(R)$ Gravity: Scalar Waves and the Chameleon Mechanism

Salvatore Capozziello, Taishi Ikeda, Taishi Katsuragawa, Tomohiro Nakamura

arxiv:1902.02494 v3 · 2019-02-07 · 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{FKYQUNA64TEHNSX6AMZPBVLFJW}

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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.

Cited by

1 paper in Pith

Primordial black hole induced gravitational waves in $f(R)$ gravity

Receipt and verification

First computed	2026-07-05T00:09:13.872804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ab10a341ee4c876cafe0332f0d5654d94a20237204b5a776c04cbf9d76583f3

Aliases

arxiv: 1902.02494 · arxiv_version: 1902.02494v3 · doi: 10.48550/arxiv.1902.02494 · pith_short_12: FKYQUNA64TEH · pith_short_16: FKYQUNA64TEHNSX6 · pith_short_8: FKYQUNA6

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/FKYQUNA64TEHNSX6AMZPBVLFJW \
  | 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: 2ab10a341ee4c876cafe0332f0d5654d94a20237204b5a776c04cbf9d76583f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41cad62d33874d1e4641bd82f40b5e83a1e3cf1dc5972c0b5578e8457d22c283",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-02-07T06:58:07Z",
    "title_canon_sha256": "f3885c595cbaa395f819a43e40f345dc1d9a1f329e77d8ce520cb55a57823553"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02494",
    "kind": "arxiv",
    "version": 3
  }
}