Pith Number

pith:2F4ZFFIZ

pith:2023:2F4ZFFIZ7UFYMNMSHANKFU5ZOB

not attested not anchored not stored refs pending

Constraints on primordial curvature power spectrum with pulsar timing arrays

You Wu, Zhi-Qiang You, Zhu Yi

arxiv:2307.04419 v2 · 2023-07-10 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F4ZFFIZ7UFYMNMSHANKFU5ZOB}

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

5 papers in Pith

Memoirs of the curvaton: non-perturbative non-Gaussianity and supermassive primordial black holes

Isotropy, anisotropies and non-Gaussianity in the scalar-induced gravitational-wave background: diagrammatic approach for primordial non-Gaussianity up to arbitrary order

Probing the scalar-induced gravitational waves with the Five-hundred-meter Aperture Spherical radio Telescope and the Square Kilometer Array

Isocurvature Induced Gravitational Waves at Pulsar Timing Arrays

Purely quadratic non-Gaussianity from tachyonic instability: Primordial black holes and scalar-induced gravitational waves

Receipt and verification

First computed	2026-07-05T10:40:32.259718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d179929519fd0b863592381aa2d3b9705d67d9c767999e304c3dd1e9f6982a3a

Aliases

arxiv: 2307.04419 · arxiv_version: 2307.04419v2 · doi: 10.48550/arxiv.2307.04419 · pith_short_12: 2F4ZFFIZ7UFY · pith_short_16: 2F4ZFFIZ7UFYMNMS · pith_short_8: 2F4ZFFIZ

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/2F4ZFFIZ7UFYMNMSHANKFU5ZOB \
  | 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: d179929519fd0b863592381aa2d3b9705d67d9c767999e304c3dd1e9f6982a3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e756000e8af4256617d4cf5864820ed5fa102ddb41a2f28725293ee5db00bd48",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-07-10T08:51:04Z",
    "title_canon_sha256": "a202ffa3c8ee043b01c108b3096a18e36dfb0bd45bb67011d9b3f1198d664170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04419",
    "kind": "arxiv",
    "version": 2
  }
}