Pith Number

pith:PMQEN3VG

pith:2006:PMQEN3VGT6RIWOSEUZWAEHTRWS

not attested not anchored not stored refs pending

Spitzer Observations of the Brightest Galaxies in X-ray-Luminous Clusters

(2) MIT, (3) OAMP, 4), (4) Caltech, 5), (5) Observatoire de Paris, 6), (6) Univ. of Birmingham, 7), (7) IAS, (8) SSC/Caltech, (9) CfA), Center for Space Research, C. Papovich (1), D. T. Frayer (8), E. Egami (1), E. Le Floc'h (1, G. H. Rieke (1), G. Neugebauer (1), G. P. Smith (4, H. Dole (1, J.-P. Kneib (3, J. R. Rigby (1) ((1)Steward Observatory, J.-S. Huang (9), K. A. Misselt (1), Laboratoire d'Astrophysique de Marseille, M. Blaylock (1), M. W. Wise (2), O. Krause (1), P. G. Perez-Gonzalez (1), Universite Paris Sud, Univ. of Arizona

arxiv:astro-ph/0603656 v1 · 2006-03-24 · 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{PMQEN3VGT6RIWOSEUZWAEHTRWS}

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	2026-05-18T04:29:04.895409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b2046eea69fa28b3a44a66c021e71b48fb28b6d3caa64bcb47601e00bfadc85

Aliases

arxiv: astro-ph/0603656 · arxiv_version: astro-ph/0603656v1 · doi: 10.48550/arxiv.astro-ph/0603656 · pith_short_12: PMQEN3VGT6RI · pith_short_16: PMQEN3VGT6RIWOSE · pith_short_8: PMQEN3VG

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/PMQEN3VGT6RIWOSEUZWAEHTRWS \
  | 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: 7b2046eea69fa28b3a44a66c021e71b48fb28b6d3caa64bcb47601e00bfadc85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fea76ee60b38cc35f3117901eb6c373ecdb20f67da763814c796b7454971a57",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-24T01:30:56Z",
    "title_canon_sha256": "8c0cf9ae933f816509e0c02cbde6fdacd6486027329cab72b61a9437e5bbbb53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603656",
    "kind": "arxiv",
    "version": 1
  }
}