Pith Number

pith:6QKVE4PC

pith:2011:6QKVE4PCWCCITCLCYZ5RNSUMTF

not attested not anchored not stored refs pending

Lithium and sodium in the globular cluster M4. Detection of a Li-rich dwarf star: preservation or pollution?

(2) Universidad de Concepci\'on, 3), 3) ((1) European Southern Observatory, (3) GEPI, (4) Zentrum f\"ur Astronomie der Universit\"at Heidelberg, Chile, CNRS, D. Geisler (2), E. Caffau (4, France, Germany), G. Marconi (1), H.-G. Ludwig (4, L. Monaco (1), Observatoire de Paris, P. Bonifacio (3), S. Villanova (2), Univ. Paris Diderot, Y. Momany (1)

arxiv:1108.0138 v3 · 2011-07-31 · 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{6QKVE4PCWCCITCLCYZ5RNSUMTF}

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	2026-05-18T02:01:05.208233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4155271e2b084898962c67b16ca8c9942205e371e02ae5fa541dfdd0bd64268

Aliases

arxiv: 1108.0138 · arxiv_version: 1108.0138v3 · doi: 10.48550/arxiv.1108.0138 · pith_short_12: 6QKVE4PCWCCI · pith_short_16: 6QKVE4PCWCCITCLC · pith_short_8: 6QKVE4PC

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/6QKVE4PCWCCITCLCYZ5RNSUMTF \
  | 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: f4155271e2b084898962c67b16ca8c9942205e371e02ae5fa541dfdd0bd64268

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e3d1d8328b711a5c8d95f581f0ba6ce20e2794a5905ef618a74595a3c3b46f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-31T05:29:36Z",
    "title_canon_sha256": "fe58e7bd771d873ee73a41f0115e4bd222fbd2365fbb7e447de59708ba6236a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0138",
    "kind": "arxiv",
    "version": 3
  }
}