Pith Number

pith:NWODQIR7

pith:2013:NWODQIR7FFFG5M2SWNWGTCD37Z

not attested not anchored not stored refs pending

Magnesium Isotope Ratios in omega Centauri Red Giants

David Yong, G S Da Costa, John E Norris

arxiv:1304.0523 v1 · 2013-04-02 · 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{NWODQIR7FFFG5M2SWNWGTCD37Z}

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	2026-05-18T01:50:50.195642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d9c38223f294a6eb352b36c69887bfe549045e48e586efddf49ec3071e28190

Aliases

arxiv: 1304.0523 · arxiv_version: 1304.0523v1 · doi: 10.48550/arxiv.1304.0523 · pith_short_12: NWODQIR7FFFG · pith_short_16: NWODQIR7FFFG5M2S · pith_short_8: NWODQIR7

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/NWODQIR7FFFG5M2SWNWGTCD37Z \
  | 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: 6d9c38223f294a6eb352b36c69887bfe549045e48e586efddf49ec3071e28190

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f320f16daa78030533ac5c77ab89126587dba97e6d0f0e593011277b4846c119",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-02T03:50:24Z",
    "title_canon_sha256": "0abf548e76a25fa54fba55a0cb664969de73ae607d29f872965ac90261c01272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0523",
    "kind": "arxiv",
    "version": 1
  }
}