Pith Number

pith:GDUH5NIV

pith:2001:GDUH5NIVXJWP5USZU2FWFITVUP

not attested not anchored not stored refs pending

The Power Spectrum of Flux Limited X-Ray Galaxy Cluster Surveys

Ariel Zandivarez, Diego G. Lambas, Mario G. Abadi

arxiv:astro-ph/0103378 v1 · 2001-03-22 · 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{GDUH5NIVXJWP5USZU2FWFITVUP}

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	2026-05-18T04:17:53.955469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30e87eb515ba6cfed259a68b62a275a3f946b09dcde28cab4734dc2c626c1e52

Aliases

arxiv: astro-ph/0103378 · arxiv_version: astro-ph/0103378v1 · doi: 10.48550/arxiv.astro-ph/0103378 · pith_short_12: GDUH5NIVXJWP · pith_short_16: GDUH5NIVXJWP5USZ · pith_short_8: GDUH5NIV

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/GDUH5NIVXJWP5USZU2FWFITVUP \
  | 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: 30e87eb515ba6cfed259a68b62a275a3f946b09dcde28cab4734dc2c626c1e52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8f42817797fe4104cee9cc8e760881fd38ef3a1de43f3288e1052afd2772638",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-03-22T17:46:30Z",
    "title_canon_sha256": "fb29675ddd551659b502931ff6b9a301360ece77fdfb90ed3497fe29a525a452"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0103378",
    "kind": "arxiv",
    "version": 1
  }
}