Pith Number

pith:3YWMLF6J

pith:1995:3YWMLF6JLGRL5NZJUZPMZ26O6H

not attested not anchored not stored refs pending

Variance, Skewness & Kurtosis: results from the APM Cluster Redshift Survey and model predictions

Enrique Gazta\~naga, Gavin Dalton, Rupert Croft

arxiv:astro-ph/9501115 v1 · 1995-01-31 · astro-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{3YWMLF6JLGRL5NZJUZPMZ26O6H}

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	2026-05-18T01:40:23.865186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de2cc597c959a2beb729a65eccebcef1c1492b249bb5d3317fc0a20711748946

Aliases

arxiv: astro-ph/9501115 · arxiv_version: astro-ph/9501115v1 · doi: 10.48550/arxiv.astro-ph/9501115 · pith_short_12: 3YWMLF6JLGRL · pith_short_16: 3YWMLF6JLGRL5NZJ · pith_short_8: 3YWMLF6J

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/3YWMLF6JLGRL5NZJUZPMZ26O6H \
  | 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: de2cc597c959a2beb729a65eccebcef1c1492b249bb5d3317fc0a20711748946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "309db487ff6f6060127736b09223e69dd1339e14bcf0b08112a7dacb7cdfd5c5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-01-31T18:39:53Z",
    "title_canon_sha256": "b978139412c2ed6c0cad2de631e84690c529afb25bc46a41f892fe9dcbf4e970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9501115",
    "kind": "arxiv",
    "version": 1
  }
}