Pith Number

pith:Q6RFD4QF

pith:2025:Q6RFD4QFJ7S7ECAFWZR5H2SHPR

not attested not anchored not stored refs pending

Improving 1D stellar atmosphere models with insights from multi-dimensional simulations I. 1D vs 2D stratifications and spectral comparison for O stars

A. A. C. Sander, C. Van der Sijpt, D. Debnath, G. Gonz\'alez-Tor\`a, J. Josiek, J. O. Sundqvist, L. Delbroek, N. Moens, O. Verhamme, R. R. Lefever

arxiv:2501.14511 v1 · 2025-01-24 · 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{Q6RFD4QFJ7S7ECAFWZR5H2SHPR}

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	2026-07-05T10:16:19.665292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87a251f2054fe5f20805b663d3ea477c60cbae4da1055d82330e9e5bc6b2d65f

Aliases

arxiv: 2501.14511 · arxiv_version: 2501.14511v1 · doi: 10.48550/arxiv.2501.14511 · pith_short_12: Q6RFD4QFJ7S7 · pith_short_16: Q6RFD4QFJ7S7ECAF · pith_short_8: Q6RFD4QF

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/Q6RFD4QFJ7S7ECAFWZR5H2SHPR \
  | 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: 87a251f2054fe5f20805b663d3ea477c60cbae4da1055d82330e9e5bc6b2d65f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8c8cf46ec468585d6040f31c86931fcb1e46087439d37b83ddbdde2be3c603d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-01-24T14:13:44Z",
    "title_canon_sha256": "8c8a36a5b16e318f8613483f37ae46ffd3bfb8d944424327e57440e492e69207"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14511",
    "kind": "arxiv",
    "version": 1
  }
}