Pith Number

pith:WODCEUUL

pith:2002:WODCEUUL7PXWQAAMNI5LHEB362

not attested not anchored not stored refs pending

The XMM-Newton Bright Serendipitous Source Sample (XMM-Newton BSS)

A. Caccianiga, A. Schwope, C. Motch, D. Barret, D.M. Worrall, F. Carrera, G. Hasinger, H. Ziaeepour, M.G. Watson, M.J. Page, N.A. Webb, P. Severgnini, R. Della Ceca, R.G. McMahon, S. Rosen, T. Maccacaro, W. Pietsch, X. Barcons

arxiv:astro-ph/0202150 v1 · 2002-02-07 · 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{WODCEUUL7PXWQAAMNI5LHEB362}

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	2026-07-04T14:11:53.487242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b38622528bfbef68000c6a3ab3903bf69d0e39d6a421e8158b62649fce7614db

Aliases

arxiv: astro-ph/0202150 · arxiv_version: astro-ph/0202150v1 · doi: 10.48550/arxiv.astro-ph/0202150 · pith_short_12: WODCEUUL7PXW · pith_short_16: WODCEUUL7PXWQAAM · pith_short_8: WODCEUUL

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/WODCEUUL7PXWQAAMNI5LHEB362 \
  | 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: b38622528bfbef68000c6a3ab3903bf69d0e39d6a421e8158b62649fce7614db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28f8f53c9dc20c0c6db1ef0683e7b346ad1c13ead7d5e056a5453c4e4a74709c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-07T11:44:55Z",
    "title_canon_sha256": "2aa5b057aa07dce311955cadd817fb06474606296d9edd31c9decd6b46b69f65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202150",
    "kind": "arxiv",
    "version": 1
  }
}