Pith Number

pith:2J36ILEU

pith:2014:2J36ILEUPJKMZSOAFKZUFUDLCC

not attested not anchored not stored refs pending

Chemical abundances in Galactic planetary nebulae with Spitzer spectra

D. A. Garcia-Hernandez, S. K. Gorny

arxiv:1404.5158 v2 · 2014-04-21 · 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{2J36ILEUPJKMZSOAFKZUFUDLCC}

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	2026-05-18T02:48:09.332669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d277e42c947a54ccc9c02ab342d06b108f5f83100cf7409c8327a644d2625dae

Aliases

arxiv: 1404.5158 · arxiv_version: 1404.5158v2 · doi: 10.48550/arxiv.1404.5158 · pith_short_12: 2J36ILEUPJKM · pith_short_16: 2J36ILEUPJKMZSOA · pith_short_8: 2J36ILEU

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/2J36ILEUPJKMZSOAFKZUFUDLCC \
  | 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: d277e42c947a54ccc9c02ab342d06b108f5f83100cf7409c8327a644d2625dae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddf387273776f24cb8712ed7e13f5a6b07ee55a413de4df266779f05575aaa68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-21T10:16:26Z",
    "title_canon_sha256": "aa23b7fb9517e190f8393e2445089acb731e7a2101d7031d18b079e4fb8736cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5158",
    "kind": "arxiv",
    "version": 2
  }
}