Pith Number

pith:J4SDCWZJ

pith:2010:J4SDCWZJBZWYKHVVOLCLFZJFYW

not attested not anchored not stored refs pending

The SOPHIE search for northern extrasolar planets. II. A multi-planet system around HD9446

A. Eggenberger, A.-M. Lagrange, A. Vidal-Madjar, C. Lovis, C. Moutou, C. Perrier, D. Ehrenreich, D. Queloz, D. Segransan, F. Bouchy, F. Pepe, F. Pont, G. Hebrard, I. Boisse, L. Arnold, M. Desort, N.C. Santos, R.F. Diaz, S. Udry, T. Forveille, X. Bonfils, X. Delfosse

arxiv:1001.0682 v1 · 2010-01-05 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4SDCWZJBZWYKHVVOLCLFZJFYW}

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	2026-05-18T02:10:05.002663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f24315b290e6d851eb572c4b2e525c5b4a159fa235086ba80081837aa98f9a2

Aliases

arxiv: 1001.0682 · arxiv_version: 1001.0682v1 · doi: 10.48550/arxiv.1001.0682 · pith_short_12: J4SDCWZJBZWY · pith_short_16: J4SDCWZJBZWYKHVV · pith_short_8: J4SDCWZJ

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/J4SDCWZJBZWYKHVVOLCLFZJFYW \
  | 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: 4f24315b290e6d851eb572c4b2e525c5b4a159fa235086ba80081837aa98f9a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3836fd1a80860c91784ae3f9eaa32a3bd399b3a2e6e9d405a91ab33c6b8dca06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-01-05T11:49:24Z",
    "title_canon_sha256": "c4c7bc796902bb062bd4ce784b62c751226bd23a6d597f47c513d02787d459c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0682",
    "kind": "arxiv",
    "version": 1
  }
}