Pith Number

pith:MAQDKNEI

pith:2011:MAQDKNEIPSNJVKIPDCJ33B6VMM

not attested not anchored not stored refs pending

Sodium-oxygen anticorrelation and neutron capture elements in Omega Centauri stellar populations

Alvio Renzini, Andrea Bellini, Anna F. Marino, Antonino P. Milone, Doug Geisler, Franca D'Antona, Giampaolo Piotto, Jay Anderson, Luigi R. Bedin, Manuela Zoccali, Raffaele Gratton, Sandro Villanova, Santino Cassisi

arxiv:1102.1653 v1 · 2011-02-08 · 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{MAQDKNEIPSNJVKIPDCJ33B6VMM}

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	2026-05-18T02:03:15.343997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60203534887c9a9aa90f1893bd87d5630e483387055a5a2275291dad3ff94b81

Aliases

arxiv: 1102.1653 · arxiv_version: 1102.1653v1 · doi: 10.48550/arxiv.1102.1653 · pith_short_12: MAQDKNEIPSNJ · pith_short_16: MAQDKNEIPSNJVKIP · pith_short_8: MAQDKNEI

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/MAQDKNEIPSNJVKIPDCJ33B6VMM \
  | 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: 60203534887c9a9aa90f1893bd87d5630e483387055a5a2275291dad3ff94b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54665780cfee0b912a50e253941279ea5b2e0b9ea7af51da9bff49fd39d3895e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-08T16:47:25Z",
    "title_canon_sha256": "1312166492ca2a14e6dd03fda702badd54a015f53142f11d5f94f949f4ed0269"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1653",
    "kind": "arxiv",
    "version": 1
  }
}