Pith Number

pith:B6WTBTWK

pith:2019:B6WTBTWK22POCN5ACNKRLFBYYS

not attested not anchored not stored refs pending

Effect of nonlinearity between density and curvature perturbations on the primordial black hole formation

Hiromasa Nakatsuka, Masahiro Kawasaki

arxiv:1903.02994 v1 · 2019-03-07 · 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{B6WTBTWK22POCN5ACNKRLFBYYS}

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

3 papers in Pith

Scalar induced gravitational waves review

Primordial Black Hole from Tensor-induced Density Fluctuation: First-order Phase Transitions and Domain Walls

Purely Quadratic Non-Gaussianity from Tachyonic Instability: Primordial Black Holes and Scalar-Induced Gravitational Waves

Receipt and verification

First computed	2026-05-17T23:43:36.741843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fad30cecad69ee137a01355159438c486dc16f571518003975e447ee733c26a

Aliases

arxiv: 1903.02994 · arxiv_version: 1903.02994v1 · doi: 10.48550/arxiv.1903.02994 · pith_short_12: B6WTBTWK22PO · pith_short_16: B6WTBTWK22POCN5A · pith_short_8: B6WTBTWK

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/B6WTBTWK22POCN5ACNKRLFBYYS \
  | 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: 0fad30cecad69ee137a01355159438c486dc16f571518003975e447ee733c26a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d97386af2157de0df255292a2c771b14be8be9b386f7570fc10eab42ebe8fe07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-03-07T15:31:00Z",
    "title_canon_sha256": "037ba4f39412631881c5ca59a205019c347ce5e79f07d3a6f989a74df9c0fc7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02994",
    "kind": "arxiv",
    "version": 1
  }
}