Pith Number

pith:VQ5HPOQH

pith:2021:VQ5HPOQHNWNFGB4VG7HHM5CL7B

not attested not anchored not stored refs pending

Sr and Ba abundance determinations: comparing machine-learning with star-by-star analyses -- High-resolution re-analysis of suspected LAMOST barium stars

2), (2) Institut d'Astronomie et d'Astrophysique, (3) European Southern Observatory, (4) Instituut voor Sterrenkunde, A. Escorza (3), A. Jorissen (2), Bangalore, Belgium, Belgium), Bruxelles, Chile, D. Karinkuzhi (1, H. Van Winckel (4) ((1) Department of Physics, India, Indian Institute of Science, KULeuven, Leuven, L. Siess (2), Santiago de Chile, S. Goriely (2), S. Shetye (2), S. Van Eck (2), T. Merle (2), Universit\'e Libre de Bruxelles

arxiv:2107.08401 v1 · 2021-07-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQ5HPOQHNWNFGB4VG7HHM5CL7B}

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	2026-07-05T03:26:01.205592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac3a77ba076d9a53079537ce76744bf8732ae779b8f90b2cc6601012e9b9344f

Aliases

arxiv: 2107.08401 · arxiv_version: 2107.08401v1 · doi: 10.48550/arxiv.2107.08401 · pith_short_12: VQ5HPOQHNWNF · pith_short_16: VQ5HPOQHNWNFGB4V · pith_short_8: VQ5HPOQH

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/VQ5HPOQHNWNFGB4VG7HHM5CL7B \
  | 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: ac3a77ba076d9a53079537ce76744bf8732ae779b8f90b2cc6601012e9b9344f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3299b92462e3b40d9547246f81073bc922a69d53c3eba42fcaf60bcc4e91fb4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-07-18T09:33:15Z",
    "title_canon_sha256": "05440b3f6de3477cdaa8b940ac43351349f7f188f5e64df058572630d17d3d3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08401",
    "kind": "arxiv",
    "version": 1
  }
}