Pith Number

pith:2FP3EPNK

pith:2021:2FP3EPNKUCNYDL3FBBIFWE3BK3

not attested not anchored not stored refs pending

Scalar field couplings to quadratic curvature and decay into gravitons

Kazunori Nakayama, Kyohei Mukaida, Yohei Ema

arxiv:2112.12774 v2 · 2021-12-23 · hep-ph · 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{2FP3EPNKUCNYDL3FBBIFWE3BK3}

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.

Cited by

4 papers in Pith

From inflation to hot big bang -- a tutorial on cosmological perturbations

Sensitivity forecasts for gravitational-wave detectors to dark matter decaying into gravitons

High Frequency Spectrum of Primordial Gravitational Waves

Anisotropy of Cosmic Background Photons from Annihilating/Decaying Dark Matter

Receipt and verification

First computed	2026-07-05T04:27:50.450405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d15fb23daaa09b81af6508505b136156d7f2b01190b63b22c2cff59c7fb00fe2

Aliases

arxiv: 2112.12774 · arxiv_version: 2112.12774v2 · doi: 10.48550/arxiv.2112.12774 · pith_short_12: 2FP3EPNKUCNY · pith_short_16: 2FP3EPNKUCNYDL3F · pith_short_8: 2FP3EPNK

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/2FP3EPNKUCNYDL3FBBIFWE3BK3 \
  | 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: d15fb23daaa09b81af6508505b136156d7f2b01190b63b22c2cff59c7fb00fe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28e0f6bf7a620bb2913f922f93eb29f9df4f25cace72584cc7cce7e320183d75",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2021-12-23T18:49:23Z",
    "title_canon_sha256": "384e92e56bd3c40348209735cd10bc819578799979b80c4c1e51f8a8bd20b87e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12774",
    "kind": "arxiv",
    "version": 2
  }
}