Pith Number

pith:K33BWI7R

pith:2013:K33BWI7RWJPB6S2MTWMVW6NBJ3

not attested not anchored not stored refs pending

Is there plenty of metal-poor stars with planets in the Galactic thick disk?

G. Israelian, N. C. Santos, P. Figueira, S. G. Sousa, V. Zh. Adibekyan

arxiv:1307.2012 v1 · 2013-07-08 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K33BWI7RWJPB6S2MTWMVW6NBJ3}

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	2026-05-18T03:19:02.764234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56f61b23f1b25e1f4b4c9d995b79a14ef45b46cb911ea1775c0ee872f40d5f6b

Aliases

arxiv: 1307.2012 · arxiv_version: 1307.2012v1 · doi: 10.48550/arxiv.1307.2012 · pith_short_12: K33BWI7RWJPB · pith_short_16: K33BWI7RWJPB6S2M · pith_short_8: K33BWI7R

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/K33BWI7RWJPB6S2MTWMVW6NBJ3 \
  | 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: 56f61b23f1b25e1f4b4c9d995b79a14ef45b46cb911ea1775c0ee872f40d5f6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "884d425f664bb14e94883f0debbf18b722077e83754baf78644e2de232a0be3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-07-08T10:01:55Z",
    "title_canon_sha256": "d0a08b3c3bbf157d4fc0bef20c904985152cb01a0f321df0f0df0b06e983910a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2012",
    "kind": "arxiv",
    "version": 1
  }
}