Pith Number

pith:OMDFV34Z

pith:2011:OMDFV34ZTJQSPNEPPM7Q5LLACE

not attested not anchored not stored refs pending

Magnetic field and convection in the cool supergiant Betelgeuse

A. Morgenthaler, G. Perrin, J.-F. Donati, M. Auri\`ere, P. Petit, R. Konstantinova-Antova, T. Roudier

arxiv:1109.3979 v3 · 2011-09-19 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMDFV34ZTJQSPNEPPM7Q5LLACE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:34:35.852528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73065aef999a6127b48f7b3f0ead60111520e5318f543647d3964df4c0f74f7d

Aliases

arxiv: 1109.3979 · arxiv_version: 1109.3979v3 · doi: 10.48550/arxiv.1109.3979 · pith_short_12: OMDFV34ZTJQS · pith_short_16: OMDFV34ZTJQSPNEP · pith_short_8: OMDFV34Z

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/OMDFV34ZTJQSPNEPPM7Q5LLACE \
  | 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: 73065aef999a6127b48f7b3f0ead60111520e5318f543647d3964df4c0f74f7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "385d8969a4525d92617a4e2cd2ffee50ae858614ca039cc26879f9438db098b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-19T09:41:21Z",
    "title_canon_sha256": "7f4c4a9d722b34f7e06412e8b3d8ab926eca1aa82f9d9cfe818e928896bc5e5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3979",
    "kind": "arxiv",
    "version": 3
  }
}