Pith Number

pith:K2FDFXY5

pith:2019:K2FDFXY5IBEQZFNWRZVVAIU2FZ

not attested not anchored not stored refs pending

The B-Star Exoplanet Abundance Study: a co-moving 16-25 Mjup companion to the young binary system HIP 79098

Alexander J. Bohn, Arthur Vigan, Damien Andre, Eric E. Mamajek, Gabriel-Dominique Marleau, Gael Chauvin, Joseph C. Carson, Markus Janson, Maud Langlois, Mickael Bonnefoy, Philippe Delorme, Raffaele Gratton, Ruben Asensio-Torres, Sabine Reffert, Silvano Desidera, Simon C. Eriksson

arxiv:1906.02787 v1 · 2019-06-06 · 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{K2FDFXY5IBEQZFNWRZVVAIU2FZ}

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	2026-05-17T23:42:18.567475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

568a32df1d40490c95b68e6b50229a2e5ecde1699fda15640f20e4d7a69ab4b1

Aliases

arxiv: 1906.02787 · arxiv_version: 1906.02787v1 · doi: 10.48550/arxiv.1906.02787 · pith_short_12: K2FDFXY5IBEQ · pith_short_16: K2FDFXY5IBEQZFNW · pith_short_8: K2FDFXY5

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/K2FDFXY5IBEQZFNWRZVVAIU2FZ \
  | 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: 568a32df1d40490c95b68e6b50229a2e5ecde1699fda15640f20e4d7a69ab4b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a22fb1ef9208cbbedecdbda7cc3b90a430ad34671c111a2b49db8997e8d48c9",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-06-06T19:42:44Z",
    "title_canon_sha256": "6258f539bfd49ee873d488a2fa20dbff100885649a74fc8b9b1d0ef6ee043dae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02787",
    "kind": "arxiv",
    "version": 1
  }
}