Pith Number

pith:YTHFP3ED

pith:2010:YTHFP3EDOEUGSWH47EWT6V7YAG

not attested not anchored not stored refs pending

Detection of a low-eccentricity and super-massive planet to the subgiant HD 38801

Andrew W. Howard, Bun'ei Sato, Debra A. Fischer, Eri Toyota, Geoffrey W. Marcy, Hiroki Harakawa, John A. Johnson, Masashi Omiya, Shigeru Ida, Yasunori Hori

arxiv:1004.1779 v1 · 2010-04-11 · 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{YTHFP3EDOEUGSWH47EWT6V7YAG}

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	2026-05-18T02:08:07.082759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4ce57ec8371286958fcf92d3f57f801a8795f266f0ee327ae28c2473c1453ef

Aliases

arxiv: 1004.1779 · arxiv_version: 1004.1779v1 · doi: 10.48550/arxiv.1004.1779 · pith_short_12: YTHFP3EDOEUG · pith_short_16: YTHFP3EDOEUGSWH4 · pith_short_8: YTHFP3ED

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/YTHFP3EDOEUGSWH47EWT6V7YAG \
  | 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: c4ce57ec8371286958fcf92d3f57f801a8795f266f0ee327ae28c2473c1453ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "223ece94c2e0080e7a12741b276f2a89f4ec373d4a8ea07ec8d818a8c1c5f846",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-04-11T09:55:42Z",
    "title_canon_sha256": "16c0af4e4736a98acb2127acedd9ac86a3efadc1bdd08a7cf54cf6b5b960386e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1779",
    "kind": "arxiv",
    "version": 1
  }
}