Pith Number

pith:4CJ75P4W

pith:2018:4CJ75P4WSO7DJZQK7ASEHT7ZZX

not attested not anchored not stored refs pending

NLTE line formation for Mg\ione\ and Mg\ii\ in atmospheres of B-A-F-G-K stars

Lyudmila Mashonkina, Shaoming Hu, Sofya Alexeeva, Tatiana Ryabchikova

arxiv:1809.06969 v1 · 2018-09-19 · 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{4CJ75P4WSO7DJZQK7ASEHT7ZZX}

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	2026-05-18T00:01:57.692993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e093febf9693be34e60af82443cff9cdcc6086d2b5c37d6b2ea588953bd6f700

Aliases

arxiv: 1809.06969 · arxiv_version: 1809.06969v1 · doi: 10.48550/arxiv.1809.06969 · pith_short_12: 4CJ75P4WSO7D · pith_short_16: 4CJ75P4WSO7DJZQK · pith_short_8: 4CJ75P4W

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/4CJ75P4WSO7DJZQK7ASEHT7ZZX \
  | 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: e093febf9693be34e60af82443cff9cdcc6086d2b5c37d6b2ea588953bd6f700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "523c295f794d48582cd539b8d882a1ed3e9080e82bb89edfbf16b9c73e273ee9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-19T00:32:57Z",
    "title_canon_sha256": "16e0200905492605bc57b7c8f1b489f2437a5dbac489bc1d3c89fcc7dd8f8344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06969",
    "kind": "arxiv",
    "version": 1
  }
}