Pith Number

pith:Z5GO5OXE

pith:2012:Z5GO5OXEJC3TEWKUIYLSJV54UG

not attested not anchored not stored refs pending

Origin of the heavy elements in HD 140283. Measurement of europium abundance

2), (2) GEPI, B. Barbuy (1), Brazil, C. Siqueira Mello (1, France), F. Spite (2) ((1) IAG, Meudon, M. Spite (2), Observatoire de Paris, Universidade de S\~ao Paulo

arxiv:1211.0693 v1 · 2012-11-04 · 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{Z5GO5OXEJC3TEWKUIYLSJV54UG}

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.

Cited by

1 paper in Pith

Observational Signatures and Constraints on the Intermediate Neutron-Capture Process. The Case of the CEMP star TYC 6044-714-1 (RAVE J094921.8-161722)

Receipt and verification

First computed	2026-05-18T03:41:32.699220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf4ceebae448b7325954461724d7bca182e312464c327fd3917495580df495f3

Aliases

arxiv: 1211.0693 · arxiv_version: 1211.0693v1 · doi: 10.48550/arxiv.1211.0693 · pith_short_12: Z5GO5OXEJC3T · pith_short_16: Z5GO5OXEJC3TEWKU · pith_short_8: Z5GO5OXE

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/Z5GO5OXEJC3TEWKUIYLSJV54UG \
  | 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: cf4ceebae448b7325954461724d7bca182e312464c327fd3917495580df495f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d0cdc8f61fc617b14b2ed15f77e2caf34a604c222551bf526153ccda7669e76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-04T15:12:44Z",
    "title_canon_sha256": "170766348616222dc3bb6bc9c7334b74972dc11fb923c5882e80d43d81f60327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0693",
    "kind": "arxiv",
    "version": 1
  }
}