Pith Number

pith:QR46KBKZ

pith:2018:QR46KBKZL7DESMCG7B5JDA5ZPQ

not attested not anchored not stored refs pending

Plausible home stars of the interstellar object 'Oumuamua found in Gaia DR2

C.A.L. Bailer-Jones (MPIA Heidelberg), D. Farnocchia (JPL), K.J. Meech (Uni. Hawai'i), M. Micheli (ESA SSA-NEO Coordination Centre), M.W. Buie (Southwest Research Institute), O.R. Hainaut (ESO), R. Brasser (Tokyo Institute of Technology), S. Chakrabarti (Rochester Institute of Technology)

arxiv:1809.09009 v1 · 2018-09-24 · 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{QR46KBKZL7DESMCG7B5JDA5ZPQ}

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

The Natural History of 'Oumuamua

Receipt and verification

First computed	2026-05-18T00:00:49.791827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8479e505595fc6493046f87a9183b97c3ecc153a5185d3f7afab193daddb1173

Aliases

arxiv: 1809.09009 · arxiv_version: 1809.09009v1 · doi: 10.48550/arxiv.1809.09009 · pith_short_12: QR46KBKZL7DE · pith_short_16: QR46KBKZL7DESMCG · pith_short_8: QR46KBKZ

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/QR46KBKZL7DESMCG7B5JDA5ZPQ \
  | 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: 8479e505595fc6493046f87a9183b97c3ecc153a5185d3f7afab193daddb1173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7133927e6117e536299bba814276020d6724f5e98df7057cb80e2235c58b9791",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-24T15:44:23Z",
    "title_canon_sha256": "fe665805eb5752f1f416f3d684a8252750636e2078163b7f5a030fbe18669e56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09009",
    "kind": "arxiv",
    "version": 1
  }
}