Pith Number

pith:BH7K3ITT

pith:2015:BH7K3ITTY7Z3FAAAGLNPDSH2BV

not attested not anchored not stored refs pending

Astrometric planet search around southern ultracool dwarfs III. Discovery of a brown dwarf in a 3-year orbit around DE0630-18

D. Queloz, D. Segransan, E. L. Martin, J. Sahlmann, M. Mayor, P. F. Lazorenko, S. Udry

arxiv:1504.02469 v1 · 2015-04-09 · astro-ph.SR · 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{BH7K3ITTY7Z3FAAAGLNPDSH2BV}

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	2026-05-18T02:17:35.529693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09feada273c7f3b2800032daf1c8fa0d747ae3f64ae3d2cf2d4875e4766107d2

Aliases

arxiv: 1504.02469 · arxiv_version: 1504.02469v1 · doi: 10.48550/arxiv.1504.02469 · pith_short_12: BH7K3ITTY7Z3 · pith_short_16: BH7K3ITTY7Z3FAAA · pith_short_8: BH7K3ITT

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/BH7K3ITTY7Z3FAAAGLNPDSH2BV \
  | 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: 09feada273c7f3b2800032daf1c8fa0d747ae3f64ae3d2cf2d4875e4766107d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "708b24058edd0e93c57f559cb46d98b096bb596c3a14d144a0780e746e777a49",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-09T20:00:32Z",
    "title_canon_sha256": "0cfe57a4e69207848d344d3693fb5e8a1cd592373eb04cd422265232aa41b53e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02469",
    "kind": "arxiv",
    "version": 1
  }
}