Pith Number

pith:2LS5MYET

pith:2014:2LS5MYETYUVE4JLZWCEVNFLWD2

not attested not anchored not stored refs pending

Planetary companion in K giant Sigma Persei

Byeong-Cheol Lee, David E. Mkrtichian, Gennady Valyavin, Gwanghui Jeong, Inwoo Han, Kang-Min Kim, Myeong-Gu Park

arxiv:1405.2130 v1 · 2014-05-09 · 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{2LS5MYETYUVE4JLZWCEVNFLWD2}

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	2026-05-18T00:52:42.123396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2e5d66093c52a4e2579b0895695761eba5c1e28ad74e666a92b4b1ed1181713

Aliases

arxiv: 1405.2130 · arxiv_version: 1405.2130v1 · doi: 10.48550/arxiv.1405.2130 · pith_short_12: 2LS5MYETYUVE · pith_short_16: 2LS5MYETYUVE4JLZ · pith_short_8: 2LS5MYET

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/2LS5MYETYUVE4JLZWCEVNFLWD2 \
  | 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: d2e5d66093c52a4e2579b0895695761eba5c1e28ad74e666a92b4b1ed1181713

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2744db7eba279c0ba5bff6f83bdf43c7f89946477a3f8cc5df88f85437b0393b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-09T01:46:24Z",
    "title_canon_sha256": "c440c35ccbadc71d148dc5739a04843804ab4663a76fd1263325cf96a33dcbc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2130",
    "kind": "arxiv",
    "version": 1
  }
}