Pith Number

pith:MGI26XLN

pith:2011:MGI26XLNXULRCH76U5FQ36YPOO

not attested not anchored not stored refs pending

The C+N+O abundance of Omega Centauri giant stars: implications on the chemical enrichment scenario and the relative ages of different stellar populations

A. Aparicio, A. F. Marino, A. P. Milone, A. Renzini, F. D'Antona, G. Piotto, J. Anderson, L. R. Bedin, S. Cassisi, S. Villanova

arxiv:1111.1891 v1 · 2011-11-08 · 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{MGI26XLNXULRCH76U5FQ36YPOO}

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	2026-05-18T01:59:43.789031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6191af5d6dbd17111ffea74b0dfb0f73a52d89b81a13875a9ef8144f6c9d4cf2

Aliases

arxiv: 1111.1891 · arxiv_version: 1111.1891v1 · doi: 10.48550/arxiv.1111.1891 · pith_short_12: MGI26XLNXULR · pith_short_16: MGI26XLNXULRCH76 · pith_short_8: MGI26XLN

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/MGI26XLNXULRCH76U5FQ36YPOO \
  | 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: 6191af5d6dbd17111ffea74b0dfb0f73a52d89b81a13875a9ef8144f6c9d4cf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ee05046fa425d8ed7ea1fcf3357d2cb5f1f4f368069c9d8b3d398545ad033a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-08T12:58:27Z",
    "title_canon_sha256": "b1e6c45013266df29b58a92d0ab4c45fe5281c781a5b7e3a50d6df0fdfa0f2ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1891",
    "kind": "arxiv",
    "version": 1
  }
}