Pith Number

pith:I3PXGAMG

pith:2009:I3PXGAMGVTVH64WORT5UURG32M

not attested not anchored not stored refs pending

Na-O Anticorrelation and HB. VIII. Proton-capture elements and metallicities in 17 globular clusters from UVES spectra

(2) INAF-Osservatorio Astronomico di Padova, 3) ((1) INAF-Osservatorio Astronomico di Bologna, (3) Excellence Cluster Universe, Angela Bragaglia (1), Eugenio Carretta (1), Garching), Raffaele Gratton (2), Sara Lucatello (2

arxiv:0909.2941 v1 · 2009-09-16 · 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{I3PXGAMGVTVH64WORT5UURG32M}

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	2026-05-18T02:11:47.468696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46df730186acea7f72ce8cfb4a44dbd32b1f841cb912112eada2710e48135e27

Aliases

arxiv: 0909.2941 · arxiv_version: 0909.2941v1 · doi: 10.48550/arxiv.0909.2941 · pith_short_12: I3PXGAMGVTVH · pith_short_16: I3PXGAMGVTVH64WO · pith_short_8: I3PXGAMG

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/I3PXGAMGVTVH64WORT5UURG32M \
  | 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: 46df730186acea7f72ce8cfb4a44dbd32b1f841cb912112eada2710e48135e27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b45271537b812abd908673a72a899d9227f20b18b9b81f9fa93462058928f5f6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-16T07:32:39Z",
    "title_canon_sha256": "93ab4f7ce37ac451ea548565b15a3a10c84d8761bb5c5ca8995aac4206c11f3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2941",
    "kind": "arxiv",
    "version": 1
  }
}