Pith Number

pith:V5NQ6QWV

pith:2015:V5NQ6QWVGZRA57Z437AAXO2NLB

not attested not anchored not stored refs pending

Non-LTE iron abundances in cool stars: The role of hydrogen collisions

Bertrand Plez, Rana Ezzeddine, Thibault Merle

arxiv:1512.01118 v1 · 2015-12-03 · 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{V5NQ6QWVGZRA57Z437AAXO2NLB}

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	2026-05-18T01:03:40.841201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af5b0f42d536620eff3cdfc00bbb4d584ea1b15b01aa2eaebd9445563e2dd843

Aliases

arxiv: 1512.01118 · arxiv_version: 1512.01118v1 · doi: 10.48550/arxiv.1512.01118 · pith_short_12: V5NQ6QWVGZRA · pith_short_16: V5NQ6QWVGZRA57Z4 · pith_short_8: V5NQ6QWV

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/V5NQ6QWVGZRA57Z437AAXO2NLB \
  | 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: af5b0f42d536620eff3cdfc00bbb4d584ea1b15b01aa2eaebd9445563e2dd843

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03308601b678924586a8deec338bb00eb9783ad30f50f43f2b8dd57c325fce76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-03T15:41:31Z",
    "title_canon_sha256": "99a60c61fabf0741fff2a9b89045e7eac08355194bb4e27150693370c4c24dee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01118",
    "kind": "arxiv",
    "version": 1
  }
}