Pith Number

pith:QP33HVRD

pith:2024:QP33HVRDKEQPRHZOD2RCRZTZZI

not attested not anchored not stored refs pending

The variability of Betelgeuse explained by surface convection

Alexis Lavail, Arturo L\'opez Ariste, Philippe Mathias, Quentin Pilate

arxiv:2410.08819 v1 · 2024-10-11 · 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{QP33HVRDKEQPRHZOD2RCRZTZZI}

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.

Cited by

1 paper in Pith

Betelgeuse, the Prototypical Red Supergiant

Receipt and verification

First computed	2026-07-05T09:40:43.393711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83f7b3d6235120f89f2e1ea228e679ca166976efeb1856849da10121650bbf00

Aliases

arxiv: 2410.08819 · arxiv_version: 2410.08819v1 · doi: 10.48550/arxiv.2410.08819 · pith_short_12: QP33HVRDKEQP · pith_short_16: QP33HVRDKEQPRHZO · pith_short_8: QP33HVRD

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/QP33HVRDKEQPRHZOD2RCRZTZZI \
  | 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: 83f7b3d6235120f89f2e1ea228e679ca166976efeb1856849da10121650bbf00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a21c4e2b1435d1802a86254c91a1752b4d4edd4e38e4f024c613a15d9d04615",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-10-11T14:01:48Z",
    "title_canon_sha256": "6e929039535528eb7878fca3ed9cc830e01d6901d10f5211011e2d314d05c01d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.08819",
    "kind": "arxiv",
    "version": 1
  }
}