Pith Number

pith:J2FQ7DXF

pith:2018:J2FQ7DXFTIPUT42UWHRO446WAZ

not attested not anchored not stored refs pending

Using a Primordial Gravitational Wave Background to Illuminate New Physics

Devin G. E. Walker, Robert R. Caldwell, Tristan L. Smith

arxiv:1812.07577 v2 · 2018-12-18 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2FQ7DXFTIPUT42UWHRO446WAZ}

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

2 papers in Pith

Whispers of Supergravity in Gravitational Wave Backgrounds: Determining the Gravitino Mass from Cosmic Thermal History

Irreducible Gravitational Wave Background as a Particle Detector

Receipt and verification

First computed	2026-07-04T23:55:36.176734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e8b0f8ee59a1f49f354b1e2ee73d60658a86dc5adaf175ba0a11c17e9aef8ec

Aliases

arxiv: 1812.07577 · arxiv_version: 1812.07577v2 · doi: 10.48550/arxiv.1812.07577 · pith_short_12: J2FQ7DXFTIPU · pith_short_16: J2FQ7DXFTIPUT42U · pith_short_8: J2FQ7DXF

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/J2FQ7DXFTIPUT42UWHRO446WAZ \
  | 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: 4e8b0f8ee59a1f49f354b1e2ee73d60658a86dc5adaf175ba0a11c17e9aef8ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ce15d668007031e45e812ab3a70374913108686ea57f86dc92e46b979fa9a66",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-12-18T19:00:01Z",
    "title_canon_sha256": "57cb3a75a472de1f327a0c02214127c7c22f55d99f41ff7e59af4d46bf025f82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07577",
    "kind": "arxiv",
    "version": 2
  }
}