Pith Number

pith:O3SBHGSW

pith:2025:O3SBHGSWVEJTUWSEOI4DKU6LL7

not attested not anchored not stored refs pending

Discovery of a pair of very metal-poor stars enriched in neutron-capture elements: The proto-disk r-II star BPS CS 29529-0089 and the Gaia-Sausage-Enceladus r-I star TYC 9219-2422-1

A. R. da Silva, R. Smiljanic

arxiv:2503.04926 v1 · 2025-03-06 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3SBHGSWVEJTUWSEOI4DKU6LL7}

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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.

Cited by

1 paper in Pith

The DECam MAGIC Survey: Spectroscopic Follow-up of the Most Metal-Poor Stars in the Distant Milky Way Halo

Receipt and verification

First computed	2026-07-05T10:49:14.669357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76e4139a56a9133a5a4472383553cb5ff94d0e8eca96ab97216886ff80831b31

Aliases

arxiv: 2503.04926 · arxiv_version: 2503.04926v1 · doi: 10.48550/arxiv.2503.04926 · pith_short_12: O3SBHGSWVEJT · pith_short_16: O3SBHGSWVEJTUWSE · pith_short_8: O3SBHGSW

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/O3SBHGSWVEJTUWSEOI4DKU6LL7 \
  | 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: 76e4139a56a9133a5a4472383553cb5ff94d0e8eca96ab97216886ff80831b31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8942022f544e79501fa3f6c4283a16e193fbe78419e46d1db26cb1fb0b6f1273",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-03-06T19:57:01Z",
    "title_canon_sha256": "cb0cedeb6a61e15059ba5a662887db01e85e52f79a97879f89579360d73fc33f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.04926",
    "kind": "arxiv",
    "version": 1
  }
}