Pith Number

pith:G3I4XECX

pith:2009:G3I4XECXK4RVRNPTO3XJLIXZIW

not attested not anchored not stored refs pending

Sulphur in the Globular Clusters 47 Tucanae and NGC 6752

A. Chieffi, E. Caffau, H.-G. Ludwig, L. Sbordone, M. Limongi, P. Bonifacio

arxiv:0904.1417 v1 · 2009-04-08 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G3I4XECXK4RVRNPTO3XJLIXZIW}

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	2026-05-18T02:14:06.848589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36d1cb9057572358b5f376ee95a2f945af634cc2533b2746ac0ab7b539e883d1

Aliases

arxiv: 0904.1417 · arxiv_version: 0904.1417v1 · doi: 10.48550/arxiv.0904.1417 · pith_short_12: G3I4XECXK4RV · pith_short_16: G3I4XECXK4RVRNPT · pith_short_8: G3I4XECX

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/G3I4XECXK4RVRNPTO3XJLIXZIW \
  | 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: 36d1cb9057572358b5f376ee95a2f945af634cc2533b2746ac0ab7b539e883d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25ae94a7b41d03f1d338e9b870c01e4d241d0b6dc9b952664829e7e883b101b6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-04-08T20:00:07Z",
    "title_canon_sha256": "189b92d72c30911fd1f170954f8324ce84e389df3e2039a0f84df15625247807"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1417",
    "kind": "arxiv",
    "version": 1
  }
}