Pith Number

pith:33LGDYU4

pith:2019:33LGDYU4ZJ5LK32E6KVISE2XBE

not attested not anchored not stored refs pending

Detection of a low-mass stellar companion to the accelerating A2IV star HR 1645

Abhijith Rajan, Adam C. Schneider, Alexandra Z. Greenbaum, Anand Sivaramakrishnan, Benjamin L. Gerard, Bin Ren, Bruce Macintosh, Christian Marois, David Palmer, Dmitry Savransky, Eric L. Nielsen, Franck Marchis, Fredrik T. Rantakyr\"o, Gaspard Duch\^ene, Inseok Song, James E. Larkin, James R. Graham, Jason J. Wang, Jean-Baptiste Ruffio, Jeffrey Chilcote, Jennifer Patience, J\'er\^ome Maire, J. Kent Wallace, Joanna Bulger, Julien Rameau, Justin Hom, Katherine B. Follette, Kimberly Ward-Duong, Laurent Pueyo, Lisa Poyneer, Li-Wei Hung, Mark S. Marley, Marshall Perrin, Maxwell A. Millar-Blanchaer, Melisa Tallis, Michael P. Fitzgerald, Pascale Hibon, Patrick Ingraham, Paul Kalas Quinn Konopacky, Rebecca Oppenheimer, Remi Soummer, Rene Doyon, Robert J. De Rosa, Sandrine Thomas, Schuyler Wolff, Sloane Wiktorowicz, S. Mark Ammons, Stanimir Metchev, Stephen J. Goodsell, Tara Cotten, Thomas M. Esposito, Travis Barman, Vanessa P. Bailey

arxiv:1910.10172 v1 · 2019-10-22 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33LGDYU4ZJ5LK32E6KVISE2XBE}

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	2026-07-05T00:31:26.343523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ded661e29cca7ab56f44f2aa891357090b22d451d247e34727a8896196544c01

Aliases

arxiv: 1910.10172 · arxiv_version: 1910.10172v1 · doi: 10.48550/arxiv.1910.10172 · pith_short_12: 33LGDYU4ZJ5L · pith_short_16: 33LGDYU4ZJ5LK32E · pith_short_8: 33LGDYU4

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/33LGDYU4ZJ5LK32E6KVISE2XBE \
  | 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: ded661e29cca7ab56f44f2aa891357090b22d451d247e34727a8896196544c01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76aba246fb9caeaa0086b3b11151b3df1c910974a661afa554b78b7432bf617e",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-10-22T18:00:17Z",
    "title_canon_sha256": "e59ca21b62b5825225f16da4ef7f9d7ce5e53cedaaf8e12243da02e90fa42a02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10172",
    "kind": "arxiv",
    "version": 1
  }
}