Pith Number

pith:U2HPURTM

pith:2013:U2HPURTMZF5YFDXK7FW7XM33JP

not attested not anchored not stored refs pending

Carbon-enhanced Metal-poor Stars in SDSS/SEGUE. II. Comparison of CEMP Star Frequencies with Binary Population Synthesis Models

Sara Lucatello, Takuma Suda, Timothy C. Beers, Young Sun Lee

arxiv:1310.3277 v1 · 2013-10-11 · 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{U2HPURTMZF5YFDXK7FW7XM33JP}

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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.

Receipt and verification

First computed	2026-05-18T01:47:06.292711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a68efa466cc97b828eeaf96dfbb37b4bc5051ff0dcfef9c6e21a818379d52824

Aliases

arxiv: 1310.3277 · arxiv_version: 1310.3277v1 · doi: 10.48550/arxiv.1310.3277 · pith_short_12: U2HPURTMZF5Y · pith_short_16: U2HPURTMZF5YFDXK · pith_short_8: U2HPURTM

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/U2HPURTMZF5YFDXK7FW7XM33JP \
  | 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: a68efa466cc97b828eeaf96dfbb37b4bc5051ff0dcfef9c6e21a818379d52824

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c29f42afc3a4597c92226a47284d4b1a53e9a99bc60e68c4ae0f91b5db978397",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-11T20:01:12Z",
    "title_canon_sha256": "a90bf3aaa15eca18adea1833e0e14d1747febc1f9afefa4c5c1b96bedc2cb6e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3277",
    "kind": "arxiv",
    "version": 1
  }
}