Pith Number

pith:LVQQMNJJ

pith:2018:LVQQMNJJ4DAVBMRFN5ITY673R2

not attested not anchored not stored refs pending

Evolution of the magnetic field of Betelgeuse from 2009 - 2017

A. Chiavassa, A. L\`ebre, A. L\'opez Ariste, B. Tessore, E. Josselin, F. Herpin, G. Perrin, G. Wade, J.-F. Donati, J. Grunhut, J. Morin, M. Auri\`ere, M. Montarg\`es, P. Kervella, P. Mathias, P. Petit, R. Konstantinova-Antova

arxiv:1804.01831 v1 · 2018-04-05 · astro-ph.SR

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

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	2026-05-18T00:09:53.645209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d61063529e0c150b2256f513c7bfb8e91122bf07e6dc460404bc9ca8f84974c

Aliases

arxiv: 1804.01831 · arxiv_version: 1804.01831v1 · doi: 10.48550/arxiv.1804.01831 · pith_short_12: LVQQMNJJ4DAV · pith_short_16: LVQQMNJJ4DAVBMRF · pith_short_8: LVQQMNJJ

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/LVQQMNJJ4DAVBMRFN5ITY673R2 \
  | 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: 5d61063529e0c150b2256f513c7bfb8e91122bf07e6dc460404bc9ca8f84974c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45171dd50e0b9626c5ff479a0b9cf1c3926857a11b0c15f3c6333e11f467a814",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-05T13:14:56Z",
    "title_canon_sha256": "981a7400bb6cf47c1f388b13727e1c9d77e7486589ddb2894d206e7734077a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01831",
    "kind": "arxiv",
    "version": 1
  }
}