Pith Number

pith:OI67HU6J

pith:2015:OI67HU6JJYSVQQ4OKHGBET7TGM

not attested not anchored not stored refs pending

Discovery of a low-mass companion around HR3549

Bertrand Mennesson, Deborah Padgett, Dimitri Mawet, Eugene Serabyn, Farisa Morales, Jonas Kuhn, Karl Stapelfeldt, Michael Bottom, Sasha Hinkley, Trevor David

arxiv:1509.05689 v1 · 2015-09-18 · 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{OI67HU6JJYSVQQ4OKHGBET7TGM}

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	2026-05-18T01:30:57.399309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

723df3d3c94e2558438e51cc124ff33312e799d27df99f7d864a3848bc79e1e9

Aliases

arxiv: 1509.05689 · arxiv_version: 1509.05689v1 · doi: 10.48550/arxiv.1509.05689 · pith_short_12: OI67HU6JJYSV · pith_short_16: OI67HU6JJYSVQQ4O · pith_short_8: OI67HU6J

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/OI67HU6JJYSVQQ4OKHGBET7TGM \
  | 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: 723df3d3c94e2558438e51cc124ff33312e799d27df99f7d864a3848bc79e1e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dacca2ea34c898926044a32d82e212c3271d80a3f3504b2fb7c5dde4865648e8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-09-18T16:28:47Z",
    "title_canon_sha256": "e91c1d4c0e2af814f0cc283e5ad08af4d46a27cdae313b8d2d52ca9c91516b67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05689",
    "kind": "arxiv",
    "version": 1
  }
}