Pith Number

pith:QSXDHM4S

pith:2019:QSXDHM4SIQAA75PAWFXKGIQTCY

not attested not anchored not stored refs pending

The primordial black hole formation criterion re-examined: parameterisation, timing, and the choice of window function

Sam Young

arxiv:1905.01230 v2 · 2019-05-03 · 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{QSXDHM4SIQAA75PAWFXKGIQTCY}

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

Carr criterion and mass gaps in non-singular primordial black hole formation

Primordial black holes in excursion set theory: Formation probabilities, mass functions, and window functions

Primordial black hole dark matter from axion inflation

Receipt and verification

First computed	2026-07-05T00:26:35.274148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ae33b39244000ff5e0b16ea3221316103000f77edaf001e135d17377963a98

Aliases

arxiv: 1905.01230 · arxiv_version: 1905.01230v2 · doi: 10.48550/arxiv.1905.01230 · pith_short_12: QSXDHM4SIQAA · pith_short_16: QSXDHM4SIQAA75PA · pith_short_8: QSXDHM4S

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/QSXDHM4SIQAA75PAWFXKGIQTCY \
  | 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: 84ae33b39244000ff5e0b16ea3221316103000f77edaf001e135d17377963a98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c4077d2a0d9dd9d150e294470bd870a95da98c13b98011a34db587221ea6072",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-05-03T15:38:22Z",
    "title_canon_sha256": "e353bc04bc27a64e1cc8f41d079ed4d694dd574af8e2fc64d664ffe148e2297c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01230",
    "kind": "arxiv",
    "version": 2
  }
}