Pith Number

pith:LOBAB5MM

pith:2021:LOBAB5MMALJLQ5H6Z6EDWYOCES

not attested not anchored not stored refs pending

Two Bright M Dwarfs Hosting Ultra-Short-Period Super-Earths with Earth-like Compositions

Akifumi Nakayama, Akihiko Fukui, Allyson Bieryla, Andrew Vanderburg, Bob Massey, C. E. Brasseur, Charles Cadieux, David Lafreni\`ere, David R. Ciardi, David W. Latham, Elise Furlan, Emma Esparza-Borges, Enric Palle, Erica J. Gonzales, Eric Gaidos, Eric L. N. Jensen, Felipe Murgas, George R. Ricker, Gilbert A. Esquerdo, Hannu Parviainen, Hiroki Harakawa, Hiroyuki Tako Ishikawa, Jerome P. de Leon, John H. Livingston, John P. Doty, Jon M. Jenkins, Joshua N. Winn, Jun Nishikawa, Karen A. Collins, Keisuke Isogai, Keivan G. Stassun, Kiyoe Kawauchi, Klaus Hodapp, Kohei Miyakawa, Martin Paegert, Masahiro Ikoma, Masashi Omiya, Masayuki Kuzuhara, Mayuko Mori, Naho Fujita, Nobuhiko Kusakabe, Noriharu Watanabe, Norio Narita, Peter Tenenbaum, Ren\'e Doyon, Richard P. Schwarz, Roland K. Vanderspek, Samuel N. Quinn, Sara Seager, Seiya Kurita, Shane Jacobson, Steve B. Howell, Tadahiro Kimura, Takashi Kurokawa, Takayuki Kotani, Taku Nishiumi, Teruyuki Hirano, Thomas Barclay, Tomoyuki Kudo, Yasunori Hori, Yuka Terada

arxiv:2103.12760 v2 · 2021-03-23 · 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{LOBAB5MMALJLQ5H6Z6EDWYOCES}

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	2026-07-05T03:18:15.616692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b8200f58c02d2b874fecf883b61c22485f358bb1aa95e0170b4ab3288a0f811

Aliases

arxiv: 2103.12760 · arxiv_version: 2103.12760v2 · doi: 10.48550/arxiv.2103.12760 · pith_short_12: LOBAB5MMALJL · pith_short_16: LOBAB5MMALJLQ5H6 · pith_short_8: LOBAB5MM

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/LOBAB5MMALJLQ5H6Z6EDWYOCES \
  | 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: 5b8200f58c02d2b874fecf883b61c22485f358bb1aa95e0170b4ab3288a0f811

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "992d572348148f82588c2bbb011ebef52d17bedd6b2ab5507ad2579e339f2e56",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-03-23T18:01:03Z",
    "title_canon_sha256": "27cc5909586b99ab3049e1c37573e8a1a7ea3a4350d6c6f3ae0a663a050c1242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12760",
    "kind": "arxiv",
    "version": 2
  }
}