Pith Number

pith:HF5RAYH4

pith:2007:HF5RAYH43H53PGZACILX6UIRU7

not attested not anchored not stored refs pending

The ELODIE survey for northern extra-solar planets IV. HD196885, a close binary star with a 3.7-year planet

A.C.M. Correia, A. Eggenberger, C. Perrier, D. Naef, D. Queloz, D. S\'egransan, F. Pepe, J.-L. Beuzit, J.-P. Sivan, M. Mayor, N.C. Santos, S. Udry

arxiv:0711.3343 v2 · 2007-11-21 · 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{HF5RAYH43H53PGZACILX6UIRU7}

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	2026-05-18T00:54:14.254246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

397b1060fcd9fbb79b2012177f5111a7c63cfc81a302bd255b19f1961d2d0ab2

Aliases

arxiv: 0711.3343 · arxiv_version: 0711.3343v2 · doi: 10.48550/arxiv.0711.3343 · pith_short_12: HF5RAYH43H53 · pith_short_16: HF5RAYH43H53PGZA · pith_short_8: HF5RAYH4

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/HF5RAYH43H53PGZACILX6UIRU7 \
  | 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: 397b1060fcd9fbb79b2012177f5111a7c63cfc81a302bd255b19f1961d2d0ab2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cab7bb69b95521686ab41deffcd594a424d97fbaf0d8114769b16d0f3ae042ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-21T11:24:48Z",
    "title_canon_sha256": "a4381a6d853381dee6908088557cf406eaf69feb89b4d5b3dae591fced87af44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.3343",
    "kind": "arxiv",
    "version": 2
  }
}