Pith Number

pith:J2UGDW62

pith:2009:J2UGDW62WL25ERV6DMI62ACMEH

not attested not anchored not stored refs pending

Abundance analysis of a sample of evolved stars in the outskirts of Omega Centauri

Gianni Marconi (ESO-Chile), Giovanni Carraro (ESO-Chile), Riccardo Scarpa (IAC-GTC), Sandro Villanova (Universidad de Concepcion)

arxiv:0912.4176 v1 · 2009-12-21 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2UGDW62WL25ERV6DMI62ACMEH}

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	2026-05-18T02:33:55.783197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ea861dbdab2f5d246be1b11ed004c21f4ae9df97b01d2f5c3d6c0da1e6ee850

Aliases

arxiv: 0912.4176 · arxiv_version: 0912.4176v1 · doi: 10.48550/arxiv.0912.4176 · pith_short_12: J2UGDW62WL25 · pith_short_16: J2UGDW62WL25ERV6 · pith_short_8: J2UGDW62

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/J2UGDW62WL25ERV6DMI62ACMEH \
  | 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: 4ea861dbdab2f5d246be1b11ed004c21f4ae9df97b01d2f5c3d6c0da1e6ee850

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b843fdab0eaae637ace2488e6612d0ce77735690c46ed8199c4683ed99a9a3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-12-21T14:32:29Z",
    "title_canon_sha256": "e65ca92b6f1fd3b9e84a4f5c519d4d62229712f12a1fa2796068c4afd85eefeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4176",
    "kind": "arxiv",
    "version": 1
  }
}