Pith Number

pith:DSW3D7VE

pith:2004:DSW3D7VEQOUVG3ACUWBESFWRDB

not attested not anchored not stored refs pending

Oxygen Overabundance in the Extremely Iron-Poor Star CS29498-043

Hiroyasu Ando, John E. Norris, Norbert Christlieb, Sean G. Ryan, Stelios Tsangarides, Timothy C. Beers, Wako Aoki

arxiv:astro-ph/0402585 v1 · 2004-02-25 · 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{DSW3D7VEQOUVG3ACUWBESFWRDB}

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	2026-07-04T16:43:06.641738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cadb1fea483a9536c02a5824916d118505cc8a1ba8c687a707e342610055b35

Aliases

arxiv: astro-ph/0402585 · arxiv_version: astro-ph/0402585v1 · doi: 10.48550/arxiv.astro-ph/0402585 · pith_short_12: DSW3D7VEQOUV · pith_short_16: DSW3D7VEQOUVG3AC · pith_short_8: DSW3D7VE

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/DSW3D7VEQOUVG3ACUWBESFWRDB \
  | 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: 1cadb1fea483a9536c02a5824916d118505cc8a1ba8c687a707e342610055b35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54c330674af0daedc005cfada1c2b0ec13e2fc97861d497b3c30e381c88a9f4c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-25T09:11:13Z",
    "title_canon_sha256": "367bcf75dc9c640baae3f4bd4f674778745e403355321db4714a9bff9876b77b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402585",
    "kind": "arxiv",
    "version": 1
  }
}