Pith Number

pith:2NZGMHGC

pith:2025:2NZGMHGC27QVHQL4YQ3HYZYKAS

not attested not anchored not stored refs pending

The Chemical Composition of the Sun

Herbert Palme, Katharina Lodders, Maria Bergemann

arxiv:2503.05402 v1 · 2025-03-07 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NZGMHGC27QVHQL4YQ3HYZYKAS}

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

Is the composition of the Solar atmosphere unusual, and if so, why? Possible interpretations

Receipt and verification

First computed	2026-07-05T10:26:27.872517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d372661cc2d7e153c17cc4367c670a048e9c1ddac834a2f9dc31d6f258bd79c7

Aliases

arxiv: 2503.05402 · arxiv_version: 2503.05402v1 · doi: 10.48550/arxiv.2503.05402 · pith_short_12: 2NZGMHGC27QV · pith_short_16: 2NZGMHGC27QVHQL4 · pith_short_8: 2NZGMHGC

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/2NZGMHGC27QVHQL4YQ3HYZYKAS \
  | 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: d372661cc2d7e153c17cc4367c670a048e9c1ddac834a2f9dc31d6f258bd79c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d814ad97356e8f87bd32e3b0bf4c12783eb0521ba4d26d9ce51019a7045c069e",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-03-07T13:26:50Z",
    "title_canon_sha256": "d1fadf034d0375e26cdbb8d44693cb94c743c3ba801a3e2b66386a1d34513ca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.05402",
    "kind": "arxiv",
    "version": 1
  }
}