Pith Number

pith:4XADNDNP

pith:2017:4XADNDNPEJG6LO5CV2TIQ6QGFA

not attested not anchored not stored refs pending

Kepler sheds new and unprecedented light on the variability of a blue supergiant: gravity waves in the O9.5Iab star HD 188209

C. Aerts, E. Moravveji, F. Grundahl, J. Christensen-Dalsgaard, J. Debosscher, M. Fredslund Andersen, M.H. Williamson, M. Still, P.I. Papics, P.L. Palle, S. Bloemen, S. Bryson, S. Simon-Diaz, T.M. Rogers, V. Antoci

arxiv:1703.01514 v1 · 2017-03-04 · 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{4XADNDNPEJG6LO5CV2TIQ6QGFA}

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	2026-05-18T00:43:26.428438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c0368daf224de5bba2aea6887a06281a441a4ba3d452ea8ddc19e608aacb8c

Aliases

arxiv: 1703.01514 · arxiv_version: 1703.01514v1 · doi: 10.48550/arxiv.1703.01514 · pith_short_12: 4XADNDNPEJG6 · pith_short_16: 4XADNDNPEJG6LO5C · pith_short_8: 4XADNDNP

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/4XADNDNPEJG6LO5CV2TIQ6QGFA \
  | 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: e5c0368daf224de5bba2aea6887a06281a441a4ba3d452ea8ddc19e608aacb8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6012c3540c1296d59c0ab1fb3d8b9c783beb1db3500aa1bb6b6d310e98edfce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-04T19:48:33Z",
    "title_canon_sha256": "c7411743643cba16e364682d31ab91d9764a2674c27ae3f42887459cf29f9338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01514",
    "kind": "arxiv",
    "version": 1
  }
}