Pith Number

pith:SSVPJU2K

pith:2018:SSVPJU2KPJNKX656D63ULH6QXT

not attested not anchored not stored refs pending

The gravitational wave background induced by nonlinear interactions between isotropic inhomogeneities and anisotropic inhomogeneous density perturbations

Hiroyuki Negishi

arxiv:1807.04902 v1 · 2018-07-13 · 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{SSVPJU2KPJNKX656D63ULH6QXT}

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	2026-05-18T00:10:49.463550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94aaf4d34a7a5aabfbbe1fb7459fd0bcc4a053f131f3f6dd1c334c0052f891e4

Aliases

arxiv: 1807.04902 · arxiv_version: 1807.04902v1 · doi: 10.48550/arxiv.1807.04902 · pith_short_12: SSVPJU2KPJNK · pith_short_16: SSVPJU2KPJNKX656 · pith_short_8: SSVPJU2K

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/SSVPJU2KPJNKX656D63ULH6QXT \
  | 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: 94aaf4d34a7a5aabfbbe1fb7459fd0bcc4a053f131f3f6dd1c334c0052f891e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "065699d851d03bd1fa2034eced007cffdf592080210cced10fb5509c12f5e938",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-07-13T03:53:50Z",
    "title_canon_sha256": "31d2ec7cf41733e1fddf0b88667ed5cf0135fb7a6d35b4b528a317b97740f0e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04902",
    "kind": "arxiv",
    "version": 1
  }
}