Pith Number

pith:TPD4TYDZ

pith:2007:TPD4TYDZUQTRLHXYXTYPEC42VB

not attested not anchored not stored refs pending

Planets around evolved intermediate-mass stars. I. Two substellar companions in the open clusters NGC 2423 and NGC 4349

C. Lovis, M. Mayor

arxiv:0706.2174 v1 · 2007-06-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPD4TYDZUQTRLHXYXTYPEC42VB}

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

2 papers in Pith

CORALIE radial-velocity search for companions around evolved stars (CASCADES) V. Three planetary companions and achievable precision

The Barnard's Star Planetary System: Stability, Composition, and Evolution of Four Sub-Earth Exoplanets

Receipt and verification

First computed	2026-07-04T17:04:12.772347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc7c9e079a427159ef8bcf0f20b9aa84ca30f82a98359022f547226f286e717

Aliases

arxiv: 0706.2174 · arxiv_version: 0706.2174v1 · doi: 10.48550/arxiv.0706.2174 · pith_short_12: TPD4TYDZUQTR · pith_short_16: TPD4TYDZUQTRLHXY · pith_short_8: TPD4TYDZ

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/TPD4TYDZUQTRLHXYXTYPEC42VB \
  | 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: 9bc7c9e079a427159ef8bcf0f20b9aa84ca30f82a98359022f547226f286e717

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "073456e700b32d410be6ed1d88b8223993f3ef865a5cb853e86a7216119f20f0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-14T18:43:22Z",
    "title_canon_sha256": "8d442fac4683aa8b03b6201feccdb474fe6ad781319476cda86aac937fd73e1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.2174",
    "kind": "arxiv",
    "version": 1
  }
}