Pith Number

pith:SMXUY2TW

pith:2014:SMXUY2TWPCKNOVYDE33DWZFLF6

not attested not anchored not stored refs pending

Nine New Metal-Poor Stars on the Subgiant and Red Horizontal Branches with High Levels of r-process Enhancement

Chris Sneden (U. Texas), George W. Preston, Ian B. Thompson (Carnegie Observatories), Ian U. Roederer (U. Michigan), John J. Cowan (U. Oklahoma), Stephen A. Shectman (Carnegie Observatories)

arxiv:1409.5810 v1 · 2014-09-19 · 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{SMXUY2TWPCKNOVYDE33DWZFLF6}

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	2026-05-18T01:41:59.362280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

932f4c6a767894d7570326f63b64ab2f87759af1c883a05cde12894b2603b9dd

Aliases

arxiv: 1409.5810 · arxiv_version: 1409.5810v1 · doi: 10.48550/arxiv.1409.5810 · pith_short_12: SMXUY2TWPCKN · pith_short_16: SMXUY2TWPCKNOVYD · pith_short_8: SMXUY2TW

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/SMXUY2TWPCKNOVYDE33DWZFLF6 \
  | 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: 932f4c6a767894d7570326f63b64ab2f87759af1c883a05cde12894b2603b9dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "890c91e0298d57f5f868b397c9ddbaa6336b3e48b1751821faf8c76cad64889b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-19T20:32:03Z",
    "title_canon_sha256": "87a51d83dfd1ac9544b66f780c72a8dda59fd1c2e08aaa557b59a2bd79ddb078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5810",
    "kind": "arxiv",
    "version": 1
  }
}