Pith Number

pith:SKFXRQ7A

pith:2018:SKFXRQ7ADOL7NPYR3224FNJSLJ

not attested not anchored not stored refs pending

A candidate super-Earth planet orbiting near the snow line of Barnard's star

A. Hatzes, A. Kaminski, A. Ofir, A. Quirrenbach, A. Reiners, A. Rosich, A. Schweitzer, A. Su\'arez Mascare\~no, B. Holden, B. Toledo-Padr\'on, C. A. Haswell, C. Rodr\'iguez-L\'opez, D. Montes, D. Staab, E. F. Guinan, E. Herrero, E. Pall\'e, E. Rodr\'iguez, F. Feng, F. Murgas, G. Anglada-Escud\'e, G. Coleman, H. R. A. Jones, I. Ribas, J. A. Caballero, J. B. P. Strachan, J. Burt, J. C. Morales, J. Crane, J. I. Gonz\'alez Hern\'andez, J. Jenkins, J. Morin, J. R. Barnes, J. Teske, L. Tal-Or, M. Azzaro, M. Cort\'es-Contreras, M. H. Lee, M. J. L\'opez-Gonz\'alez, M. Kiraga, M. K\"urster, M. Lafarga, M. Perger, M. Tuomi, M. Zechmeister, P. J. Amado, R. A. Street, R. P. Butler, R. P. Nelson, R. Rebolo, S. A. Shectman, S. Dreizler, S. G. Engle, S. Reffert, S. S. Vogt, S. V. Jeffers, S. X. Wang, Th. Henning, T. Trifonov, V. J. S. B\'ejar, W. Seifert, Y. Tsapras, Z. M. Berdi\~nas

arxiv:1811.05955 v2 · 2018-11-14 · 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{SKFXRQ7ADOL7NPYR3224FNJSLJ}

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.

Cited by

1 paper in Pith

Improving radial velocity precision with CARMENES-PLUS:An upgrade of the near-infrared spectrograph cooling system

Receipt and verification

First computed	2026-05-18T00:00:07.820053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

928b78c3e01b97f6bf11deb5c2b5325a403702c566cf35e7779544bd0688175e

Aliases

arxiv: 1811.05955 · arxiv_version: 1811.05955v2 · doi: 10.48550/arxiv.1811.05955 · pith_short_12: SKFXRQ7ADOL7 · pith_short_16: SKFXRQ7ADOL7NPYR · pith_short_8: SKFXRQ7A

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/SKFXRQ7ADOL7NPYR3224FNJSLJ \
  | 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: 928b78c3e01b97f6bf11deb5c2b5325a403702c566cf35e7779544bd0688175e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0e753aff361f32ec04f0c4d5cce518ebad084b40f9a46f4d806b4e52d88aec8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-14T18:42:27Z",
    "title_canon_sha256": "65f7429d632f9acf5d7acd5f079c64daf6b53c385903feb6bf0ed3678928e6c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05955",
    "kind": "arxiv",
    "version": 2
  }
}