Pith Number

pith:XN3AOC7D

pith:2002:XN3AOC7DS5RB2DO7P7GFOZ2XTE

not attested not anchored not stored refs pending

The White Dwarf Cooling Sequence of the Globular Cluster Messier 4

Brad K. Gibson (Swinburne Univ.), Brad M. S. Hansen (UCLA/Princeton), Greg G. Fahlman (CFHT), Harvey B. Richer (UBC), James Brewer (UBC), Marco Limongi (Oss. Roma), Michael M. Shara (AMNH), Peter B. Stetson (HIA/NRC), R. Michael Rich (UCLA), Rodrigo Ibata (Obs. Strasbourg)

arxiv:astro-ph/0205087 v1 · 2002-05-06 · 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{XN3AOC7DS5RB2DO7P7GFOZ2XTE}

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

New Way to Date Globular Clusters: Brown Dwarf Cooling Sequences

Receipt and verification

First computed	2026-05-18T04:29:05.185462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb76070be397621d0ddf7fcc5767579938ce87b5516c03985052a6c058db2028

Aliases

arxiv: astro-ph/0205087 · arxiv_version: astro-ph/0205087v1 · doi: 10.48550/arxiv.astro-ph/0205087 · pith_short_12: XN3AOC7DS5RB · pith_short_16: XN3AOC7DS5RB2DO7 · pith_short_8: XN3AOC7D

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/XN3AOC7DS5RB2DO7P7GFOZ2XTE \
  | 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: bb76070be397621d0ddf7fcc5767579938ce87b5516c03985052a6c058db2028

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae5084f11f7adf60c08c11c47dbd2e3d6b745e1446199540c771355ba76ba7c8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-06T20:00:19Z",
    "title_canon_sha256": "aae125b25a5d1d18350ea31049436d7219e45220d92026994a0354d2e4d10d79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205087",
    "kind": "arxiv",
    "version": 1
  }
}