Pith Number

pith:QZ4PEMAC

pith:2014:QZ4PEMACGOXIIIENZ6RKX7HJSF

not attested not anchored not stored refs pending

Improved V II log($gf$) Values, Hyperfine Structure Constants, and Abundance Determinations in the Photospheres of the Sun and Metal-poor Star HD 84937

C. Sneden, E. A. Den Hartog, J. E. Lawler, J. J. Cowan, M. P. Wood

arxiv:1408.4175 v1 · 2014-08-18 · astro-ph.SR · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZ4PEMACGOXIIIENZ6RKX7HJSF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

The chemical make-up of the Sun: A 2020 vision

Receipt and verification

First computed	2026-05-18T01:42:17.695265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8678f2300233ae84208dcfa2abfce99169a964d4c00645a0cf52da620e4abdc3

Aliases

arxiv: 1408.4175 · arxiv_version: 1408.4175v1 · doi: 10.48550/arxiv.1408.4175 · pith_short_12: QZ4PEMACGOXI · pith_short_16: QZ4PEMACGOXIIIEN · pith_short_8: QZ4PEMAC

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/QZ4PEMACGOXIIIENZ6RKX7HJSF \
  | 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: 8678f2300233ae84208dcfa2abfce99169a964d4c00645a0cf52da620e4abdc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f831ef11ff1f1c9527316967012cac1eb3f2f58ca69493bb27325a4a1a0c61e",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-18T23:05:25Z",
    "title_canon_sha256": "ffca6d031cad0a32f80d50c958a67a7a3c111ecbbcf27464da538c216fd984bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4175",
    "kind": "arxiv",
    "version": 1
  }
}