Pith Number

pith:CYSN2J7W

pith:2007:CYSN2J7W2X3FURDHWFTDJQZ4SC

not attested not anchored not stored refs pending

A new Neptune-mass planet orbiting HD 219828

C. Lovis, C. Melo, D. Queloz, F. Bouchy, F. Pepe, G. Pietrzynski, M. Mayor, M. T. Ruiz, N. C. Santos, R. Da Silva, S. G. Sousa, S. Udry, W. Gieren

arxiv:astro-ph/0702459 v2 · 2007-02-18 · 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{CYSN2J7W2X3FURDHWFTDJQZ4SC}

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	2026-07-04T17:07:40.288024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1624dd27f6d5f65a4467b16634c33c90883d6dfbf252cdce00e29d4aeb400443

Aliases

arxiv: astro-ph/0702459 · arxiv_version: astro-ph/0702459v2 · doi: 10.48550/arxiv.astro-ph/0702459 · pith_short_12: CYSN2J7W2X3F · pith_short_16: CYSN2J7W2X3FURDH · pith_short_8: CYSN2J7W

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/CYSN2J7W2X3FURDHWFTDJQZ4SC \
  | 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: 1624dd27f6d5f65a4467b16634c33c90883d6dfbf252cdce00e29d4aeb400443

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38a0da57bfb4f7283ce62e1f5d73dcb5ecf2f45c5df81c16d3371e905ce631ce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-18T14:36:01Z",
    "title_canon_sha256": "0a795e1c100800c71c85fdbc8daeabe72b53bfbdb0a0a4fd8bb7deeef36d6e1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702459",
    "kind": "arxiv",
    "version": 2
  }
}