Pith Number

pith:QSSHYLVY

pith:2013:QSSHYLVYO3QITIKLPZZRH6S75Z

not attested not anchored not stored refs pending

The photospheric solar oxygen project: II. Non-concordance of the oxygen abundance derived from two forbidden lines

2), (2) GEPI, (3) LESIA, (4) AIP, (5) ESO), Elisabetta Caffau (1, Hans-G. Ludwig (1, Jean-M. Malherbe (3), Lorenzo Monaco (5) ((1) LSW, Matthias Steffen (4), Piercarlo Bonifacio (2), ZAH

arxiv:1305.1763 v1 · 2013-05-08 · 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{QSSHYLVYO3QITIKLPZZRH6S75Z}

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	2026-05-18T01:50:04.807029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84a47c2eb876e089a14b7e7313fa5fee559b3dd657a392633fc669ddd6e796a7

Aliases

arxiv: 1305.1763 · arxiv_version: 1305.1763v1 · doi: 10.48550/arxiv.1305.1763 · pith_short_12: QSSHYLVYO3QI · pith_short_16: QSSHYLVYO3QITIKL · pith_short_8: QSSHYLVY

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/QSSHYLVYO3QITIKLPZZRH6S75Z \
  | 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: 84a47c2eb876e089a14b7e7313fa5fee559b3dd657a392633fc669ddd6e796a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46589ce2d12fd60d12113b1c1473fd0d3a3e2a8189fe982c6c19d9533326e327",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-08T10:10:57Z",
    "title_canon_sha256": "782f91d08c1dee6208f4eb1ac8311814211211f88fc3c539405f70807a47dc8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1763",
    "kind": "arxiv",
    "version": 1
  }
}