Pith Number

pith:7QOHDDSV

pith:2017:7QOHDDSVM7JX2YV66GIEWVUDP3

not attested not anchored not stored refs pending

The OmegaWhite survey for short-period variable stars - V. Discovery of an ultracompact hot subdwarf binary with a compact companion in a 44 minute orbit

D. A. H. Buckley, D. Kilkenny, E. Breedt, G. Ramsay, J. Brooks, J. Freudenthal, J. van Roestel, L. Bildsten, M. J. Green, N. Blagorodnova, P. A. Woudt, P. J. Groot, R. Lunnan, R. Toma, S. A. Macfarlane, S. Bagnulo, S. Geier, S. R. Kulkarni, T. A. Prince, T. Kupfer, T. R. Marsh, U. Heber, V. S. Dhillon

arxiv:1710.07287 v1 · 2017-10-19 · 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{7QOHDDSVM7JX2YV66GIEWVUDP3}

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	2026-05-18T00:27:42.503883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc1c718e5567d37d62bef1904b56837efbc679dfb136f596384a7d116f52e0aa

Aliases

arxiv: 1710.07287 · arxiv_version: 1710.07287v1 · doi: 10.48550/arxiv.1710.07287 · pith_short_12: 7QOHDDSVM7JX · pith_short_16: 7QOHDDSVM7JX2YV6 · pith_short_8: 7QOHDDSV

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/7QOHDDSVM7JX2YV66GIEWVUDP3 \
  | 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: fc1c718e5567d37d62bef1904b56837efbc679dfb136f596384a7d116f52e0aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad8ec2bd9267127ea396cb444589addf72c9a5ea088df8f3bebc630dabe8e314",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-10-19T18:00:00Z",
    "title_canon_sha256": "47ff28a76ecde5ef30ce9c2641e448bb35904677d9396dfd12d712b93ed6fab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07287",
    "kind": "arxiv",
    "version": 1
  }
}