Pith Number

pith:3D3CLD7N

pith:2013:3D3CLD7NFG4E33BWHQGRA5LLBW

not attested not anchored not stored refs pending

A Grid of 3D Stellar Atmosphere Models of Solar Metallicity: I. General Properties, Granulation and Atmospheric Expansion

{\AA}ke Nordlund, Martin Asplund, Regner Trampedach, Remo Collet, Robert F. Stein

arxiv:1303.1780 v1 · 2013-03-07 · 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{3D3CLD7NFG4E33BWHQGRA5LLBW}

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	2026-05-18T01:51:15.630665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8f6258fed29b84dec363c0d10756b0d83761e77a6de9abb72f5b4335c7cffa7

Aliases

arxiv: 1303.1780 · arxiv_version: 1303.1780v1 · doi: 10.48550/arxiv.1303.1780 · pith_short_12: 3D3CLD7NFG4E · pith_short_16: 3D3CLD7NFG4E33BW · pith_short_8: 3D3CLD7N

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/3D3CLD7NFG4E33BWHQGRA5LLBW \
  | 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: d8f6258fed29b84dec363c0d10756b0d83761e77a6de9abb72f5b4335c7cffa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aa7218483498f0a8d4c8dfce948f5fd374ec44cf6029ee814e366c36cea1396",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-07T18:53:48Z",
    "title_canon_sha256": "be691a2173d3a987155a1394abb7d4a34a74e8f9476a144d04d93111fa89916c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1780",
    "kind": "arxiv",
    "version": 1
  }
}