Pith Number

pith:37A7EIS6

pith:2004:37A7EIS63LOIUEZK6YAVKUGHPJ

not attested not anchored not stored refs pending

Comparing the temperatures of galaxy clusters from hydro-N-body simulations to Chandra and XMM-Newton observations

((1) Department of Physics University of Rome "Tor Vergata", 2), E. Rasia (3), G. Tormen (3), IT), IT (2) Harvard-Smithsonian Center for Astrophysics, IT (4) Dipartimento di Astronomia, L. Moscardini (4), P. Mazzotta (1, Universita di Bologna, Universita di Padova, USA (3)Dipartimento di Astronomia

arxiv:astro-ph/0404425 v1 · 2004-04-21 · 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{37A7EIS63LOIUEZK6YAVKUGHPJ}

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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	2026-05-18T01:40:37.122800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfc1f2225edadc8a132af6015550c77a6bfd2690b667202c12262c6be73d1ba1

Aliases

arxiv: astro-ph/0404425 · arxiv_version: astro-ph/0404425v1 · doi: 10.48550/arxiv.astro-ph/0404425 · pith_short_12: 37A7EIS63LOI · pith_short_16: 37A7EIS63LOIUEZK · pith_short_8: 37A7EIS6

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/37A7EIS63LOIUEZK6YAVKUGHPJ \
  | 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: dfc1f2225edadc8a132af6015550c77a6bfd2690b667202c12262c6be73d1ba1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11b1b6143b35e2c386ace25b2a4e50dc1377118c8f4a9dfd56d5fe9aadf386c7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-21T20:05:26Z",
    "title_canon_sha256": "e3dd8d67273f3136473cc8f3bcbfdd83741b629f9dfd4b614387c18b614d0479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404425",
    "kind": "arxiv",
    "version": 1
  }
}