Pith Number

pith:OVYDUVKO

pith:2011:OVYDUVKOA4XBFSUKASES3UOWWY

not attested not anchored not stored refs pending

A 10-hour period revealed in optical spectra of the highly variable WN8 Wolf-Rayet star WR 123

A. F. J. Moffat (U. de Montr\'eal), A.-N. Chen\'e (U. de Concepci\'on, Applications, C. A. Poteet (Ritter Observatory), C. Foellmi, D. Ballereau (Observatoire de Paris-Meudon), Inc.), J. Chauville (Observatoire de Paris-Meudon), J. Zorec (IAP), NRC/HIA), N. St-Louis (U. de Montr\'eal), S.V. Marchenko (Science Systems, U. de Valpara\'iso

arxiv:1104.5182 v1 · 2011-04-27 · 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{OVYDUVKOA4XBFSUKASES3UOWWY}

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	2026-05-18T02:02:14.055497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75703a554e072e12ca8a04892dd1d6b60fd4847b28122f2b4a929d2e1e78b41f

Aliases

arxiv: 1104.5182 · arxiv_version: 1104.5182v1 · doi: 10.48550/arxiv.1104.5182 · pith_short_12: OVYDUVKOA4XB · pith_short_16: OVYDUVKOA4XBFSUK · pith_short_8: OVYDUVKO

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/OVYDUVKOA4XBFSUKASES3UOWWY \
  | 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: 75703a554e072e12ca8a04892dd1d6b60fd4847b28122f2b4a929d2e1e78b41f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "633f4ca0cfa008464f2d24d8a1c175d2d4e94c25b63f244231483a91dbd996d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-04-27T16:25:46Z",
    "title_canon_sha256": "c5c1d8dec98f6719651e17d535e3c2adb007fefc2a9d99edfda20a849fc10274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5182",
    "kind": "arxiv",
    "version": 1
  }
}