Pith Number

pith:YDGKSC5Y

pith:2011:YDGKSC5YFLOJ3D4LF4MUSFVYRA

not attested not anchored not stored refs pending

Ionized bubble number count as a probe of non-Gaussianity

Hiroyuki Tashiro, Naoshi Sugiyama

arxiv:1104.0149 v1 · 2011-04-01 · 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{YDGKSC5YFLOJ3D4LF4MUSFVYRA}

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	2026-05-18T02:02:41.535990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0cca90bb82adc9d8f8b2f194916b88810b8501c355700f2e7e109307f2458da

Aliases

arxiv: 1104.0149 · arxiv_version: 1104.0149v1 · doi: 10.48550/arxiv.1104.0149 · pith_short_12: YDGKSC5YFLOJ · pith_short_16: YDGKSC5YFLOJ3D4L · pith_short_8: YDGKSC5Y

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/YDGKSC5YFLOJ3D4LF4MUSFVYRA \
  | 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: c0cca90bb82adc9d8f8b2f194916b88810b8501c355700f2e7e109307f2458da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c8173f4c69d9ba14ae5b8a846debc0e012a2505dbb590667858f7b956c45bcd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-01T11:48:02Z",
    "title_canon_sha256": "14c3245f7f296997b16792311c767d8474b7aafa3566ef93a75e183d8c6894ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0149",
    "kind": "arxiv",
    "version": 1
  }
}