Pith Number

pith:LGUY7IBY

pith:2004:LGUY7IBYZPTJ2U3FBF7FHLLHRE

not attested not anchored not stored refs pending

X-ray Sources and their Optical Counterparts in the Globular Cluster M4

2), (2) MIT, (3) University of Washington, (4) CfA, (5) STScI, (6) McGill, (7) Amsterdam), Bruce Margon (5), Bryan M. Gaensler (4), Cees Bassa (1), David Pooley (2), Frank Verbunt (1), Lee Homer (3), Michiel van der Klis (7) ((1) Utrecht University, Scott F. Anderson (3), Victoria M. Kaspi (6, Walter H. G. Lewin (2)

arxiv:astro-ph/0402197 v2 · 2004-02-09 · 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{LGUY7IBYZPTJ2U3FBF7FHLLHRE}

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.

Cited by

1 paper in Pith

Pulsars in Globular Clusters With the SKAO

Receipt and verification

First computed	2026-07-04T16:42:59.989740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59a98fa038cbe69d5365097e53ad678901cf84ddefb20d542a685d2eedb499c0

Aliases

arxiv: astro-ph/0402197 · arxiv_version: astro-ph/0402197v2 · doi: 10.48550/arxiv.astro-ph/0402197 · pith_short_12: LGUY7IBYZPTJ · pith_short_16: LGUY7IBYZPTJ2U3F · pith_short_8: LGUY7IBY

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/LGUY7IBYZPTJ2U3FBF7FHLLHRE \
  | 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: 59a98fa038cbe69d5365097e53ad678901cf84ddefb20d542a685d2eedb499c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "076ca694e0883b5f6178de722131fdf58bb17b75fda61e8150560dbd240b8e68",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-09T14:51:31Z",
    "title_canon_sha256": "6118ca15f2db26c99098d385f1e51628839e6c5c25c0ddcb03b334b14289e192"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402197",
    "kind": "arxiv",
    "version": 2
  }
}