Pith Number

pith:34HQVMHL

pith:2009:34HQVMHLNFXMGLCI347CV5BPHT

not attested not anchored not stored refs pending

The HARPS search for southern extrasolar planets XXI. Three new giant planets orbiting the metal-poor stars HD5388, HD181720, and HD190984

C. Lovis, C. Melo, C. Moutou, D. Naef, D. Queloz, F. Bouchy, F. Pepe, G. Lo Curto, M. Mayor, N.C. Santos, P. Figueira, S. G. Sousa, S. Udry, W. Benz

arxiv:0912.3216 v2 · 2009-12-16 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{34HQVMHLNFXMGLCI347CV5BPHT}

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	2026-05-18T02:10:16.385391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df0f0ab0eb696ec32c48df3e2af42f3cf86e96b6059613e243d607396e506017

Aliases

arxiv: 0912.3216 · arxiv_version: 0912.3216v2 · doi: 10.48550/arxiv.0912.3216 · pith_short_12: 34HQVMHLNFXM · pith_short_16: 34HQVMHLNFXMGLCI · pith_short_8: 34HQVMHL

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/34HQVMHLNFXMGLCI347CV5BPHT \
  | 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: df0f0ab0eb696ec32c48df3e2af42f3cf86e96b6059613e243d607396e506017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b2091b865eccf4067d05cabc556dbccb0bf85a3db5122c8d1316cf59998aae6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-12-16T18:09:12Z",
    "title_canon_sha256": "7cf9d0800210e89dc1cdb71b76f56c235ebea558cee868ff3600f9821a647c3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3216",
    "kind": "arxiv",
    "version": 2
  }
}