Pith Number

pith:CGQII3KL

pith:2003:CGQII3KL5OIXRQ6OGJG4R3772W

not attested not anchored not stored refs pending

The Extremely Metal-Poor, Neutron-Capture-Rich Star CS 22892-052: A Comprehensive Abundance Analysis

B. Pfeiffer, C. Sneden, F. Primas, G. M. Fuller, I. I. Ivans, J. E. Lawler, J. J. Cowan, J. W. Truran, K.-L. Kratz, S. Burles, T. C. Beers, V. Hill

arxiv:astro-ph/0303542 v1 · 2003-03-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGQII3KL5OIXRQ6OGJG4R3772W}

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	2026-07-04T15:45:42.165896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11a0846d4beb9178c3ce324dc8efffd5a2df6d1b5702b18e561d838a79170eac

Aliases

arxiv: astro-ph/0303542 · arxiv_version: astro-ph/0303542v1 · doi: 10.48550/arxiv.astro-ph/0303542 · pith_short_12: CGQII3KL5OIX · pith_short_16: CGQII3KL5OIXRQ6O · pith_short_8: CGQII3KL

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/CGQII3KL5OIXRQ6OGJG4R3772W \
  | 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: 11a0846d4beb9178c3ce324dc8efffd5a2df6d1b5702b18e561d838a79170eac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06de805049b109e555574f5017e5536a16ed68d4b7ce52601fa567ac0e1ba335",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-24T22:49:29Z",
    "title_canon_sha256": "26a43a675c6145dd00dbb50da525eba42b4e608a6bd6be883d0e4a9e771f15b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303542",
    "kind": "arxiv",
    "version": 1
  }
}