Pith Number

pith:AASX72VK

pith:2013:AASX72VK37XIIVZ3JYJJW7X7IA

not attested not anchored not stored refs pending

Planetary Companions to Three Evolved Intermediate-Mass Stars: HD 2952, HD 120084, and omega Serpentis

Bun'ei Sato, Eiichiro Kokubo, Eiji Kambe, Hideyuki Izumiura, Hiroki Harakawa, Hiroyasu Ando, Masashi Omiya, Michitoshi Yoshida, Shigeru Ida, Yoichi Itoh, Yoichi Takeda, Yu-Juan Liu

arxiv:1304.4328 v2 · 2013-04-16 · astro-ph.EP · 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{AASX72VK37XIIVZ3JYJJW7X7IA}

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	2026-05-18T01:50:32.355976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00257feaaadfee84573b4e129b7eff40299c82c5ed95c96cc393339d1c44e588

Aliases

arxiv: 1304.4328 · arxiv_version: 1304.4328v2 · doi: 10.48550/arxiv.1304.4328 · pith_short_12: AASX72VK37XI · pith_short_16: AASX72VK37XIIVZ3 · pith_short_8: AASX72VK

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/AASX72VK37XIIVZ3JYJJW7X7IA \
  | 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: 00257feaaadfee84573b4e129b7eff40299c82c5ed95c96cc393339d1c44e588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1174154175d7f68204910554dcc5f2232e739282ce404894aae19f2b927f4320",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-04-16T04:13:00Z",
    "title_canon_sha256": "688ff0e0551d3c74e0cddec9384e48780e737e2f37c5cd1b52b63629e9f82124"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4328",
    "kind": "arxiv",
    "version": 2
  }
}