Pith Number

pith:5CVANAOO

pith:2007:5CVANAOOCGINZCGXCH3PKL64IS

not attested not anchored not stored refs pending

Evidence for a planetary companion around a nearby young star

(2) European Space Agency / ESTEC, A. M\"uller (1), Germany, Heidelberg, J. Rodmann (2) ((1) Max Planck Institute for Astronomy, J. Setiawan (1), Noordwijk, P. Weise (1), R. Launhardt (1), the Netherlands), Th. Henning (1)

arxiv:0704.0441 v1 · 2007-04-03 · 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{5CVANAOOCGINZCGXCH3PKL64IS}

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	2026-05-18T02:16:37.726069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8aa0681ce1190dc88d711f6f52fdc448272f4edc617dffc2bedc0b400acbe2e

Aliases

arxiv: 0704.0441 · arxiv_version: 0704.0441v1 · doi: 10.48550/arxiv.0704.0441 · pith_short_12: 5CVANAOOCGIN · pith_short_16: 5CVANAOOCGINZCGX · pith_short_8: 5CVANAOO

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/5CVANAOOCGINZCGXCH3PKL64IS \
  | 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: e8aa0681ce1190dc88d711f6f52fdc448272f4edc617dffc2bedc0b400acbe2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c8bf928ac094c7b7a920452b24a8f652ac5bd6affceedf7323fd17933a67c05",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-03T17:11:52Z",
    "title_canon_sha256": "614c45bf14fbb4c8d091a52b5fab995f10507962f5f96ae043df6678262faa6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0441",
    "kind": "arxiv",
    "version": 1
  }
}