Pith Number

pith:XEUB74GW

pith:2002:XEUB74GWMETHQTAEB37FYJT64P

not attested not anchored not stored refs pending

High Resolution Soft X-ray Spectroscopy of M87 with the Reflection Grating Spectrometers on XMM-Newton

C. Ferrigno, D.M. Worrall, E. Belsole, F.B.S. Paerels, G. Branduardi-Raymont, H. Boehringer, I. Sakelliou, J. Kennea, J.R. Peterson, J.S. Kaastra, J.W. den Herder, R.F. Mushotzky, T. Tamura, W.T. Vestrand

arxiv:astro-ph/0206249 v1 · 2002-06-14 · 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{XEUB74GWMETHQTAEB37FYJT64P}

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	2026-07-04T16:30:12.701510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9281ff0d66126784c040efe5c267ee3fb58ef9dcd0ddfd0a143ea60c668ca93

Aliases

arxiv: astro-ph/0206249 · arxiv_version: astro-ph/0206249v1 · doi: 10.48550/arxiv.astro-ph/0206249 · pith_short_12: XEUB74GWMETH · pith_short_16: XEUB74GWMETHQTAE · pith_short_8: XEUB74GW

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/XEUB74GWMETHQTAEB37FYJT64P \
  | 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: b9281ff0d66126784c040efe5c267ee3fb58ef9dcd0ddfd0a143ea60c668ca93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35d204c64fa12e39a8161515b59a0216d1c73b7c13c9a431fc0426efcdafcdf4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-06-14T17:15:32Z",
    "title_canon_sha256": "9d349c836187e3acb167e6177394ec3a6319885ff1572044572016454db92d47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0206249",
    "kind": "arxiv",
    "version": 1
  }
}