Pith Number

pith:6KAXQ5WK

pith:2014:6KAXQ5WK3O47HXI3YRRGFEDCMM

not attested not anchored not stored refs pending

Ionization Correction Factors for Planetary Nebulae: I- Using optical spectra

(2) LUTH, Christophe Morisset (1), France), Gloria Delgado-Inglada (1), Gra\.zyna Stasi\'nska (2) ((1) Instituto de Astronom\'ia, Mexico, Observatoire de Meudon

arxiv:1402.4852 v1 · 2014-02-20 · astro-ph.SR · 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{6KAXQ5WK3O47HXI3YRRGFEDCMM}

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	2026-05-18T01:44:36.022261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2817876cadbb9f3dd1bc462629062632a9cccd8c36b4e74c28fd0073243003f

Aliases

arxiv: 1402.4852 · arxiv_version: 1402.4852v1 · doi: 10.48550/arxiv.1402.4852 · pith_short_12: 6KAXQ5WK3O47 · pith_short_16: 6KAXQ5WK3O47HXI3 · pith_short_8: 6KAXQ5WK

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/6KAXQ5WK3O47HXI3YRRGFEDCMM \
  | 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: f2817876cadbb9f3dd1bc462629062632a9cccd8c36b4e74c28fd0073243003f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40711cd25f2bac635a4781584ea96f6d60050c6756154e101ea1806fd4910fa4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-20T00:26:53Z",
    "title_canon_sha256": "dfc4d9e24ae0aea860f17207d100a20456f33cab3c3bab9b49deaa6d77eaccda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4852",
    "kind": "arxiv",
    "version": 1
  }
}