Pith Number

pith:L4QTTO4X

pith:2000:L4QTTO4X3KDPYZUTNNWBFS6J3A

not attested not anchored not stored refs pending

X-ray Spectroscopy of the Cluster of Galaxies Abell 1795 with XMM-Newton

A.C. Fabian, D. H. Lumb, F. Paerels, G. Stewart, J. P.D. Mittaz, J. R. Peterson, J.S. Kaastra, R.F. Mushotzky, S. P. Trudolyubov, T.Tamura, Y. Ikebe

arxiv:astro-ph/0010362 v1 · 2000-10-18 · 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{L4QTTO4X3KDPYZUTNNWBFS6J3A}

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	2026-07-04T23:57:14.145944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f2139bb97da86fc66936b6c12cbc9d8326a6a517c2e34ecaaf91471af95b823

Aliases

arxiv: astro-ph/0010362 · arxiv_version: astro-ph/0010362v1 · doi: 10.48550/arxiv.astro-ph/0010362 · pith_short_12: L4QTTO4X3KDP · pith_short_16: L4QTTO4X3KDPYZUT · pith_short_8: L4QTTO4X

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/L4QTTO4X3KDPYZUTNNWBFS6J3A \
  | 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: 5f2139bb97da86fc66936b6c12cbc9d8326a6a517c2e34ecaaf91471af95b823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6265951a035b0154a484f953b9b48c1366d6cab8f8665803ab17e982d04a2789",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-18T16:25:10Z",
    "title_canon_sha256": "26d08704390ea2edfc72212819be7ba69d6118d0f3b71ba0e6fa7ead68848890"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010362",
    "kind": "arxiv",
    "version": 1
  }
}