Pith Number

pith:ZLZ2QVBS

pith:2013:ZLZ2QVBSXHRO7H4HPULT23U4SF

not attested not anchored not stored refs pending

Morphological Parameters of Spitzer Survey of Stellar Structure in Galaxies (S4G)

A. Bosma (LAM), A. Gil-de-Paz (Madrid), B.W. Holwerda (ESA), D. A. Gadotti (ESO), D. Zaritsky (Steward), E. Athanassoula (LAM), E. Laurikainen (Oulu), H. Salo (Oulu), J-C. Munoz-Mateos (NRAO), J. H. Knapen (IAC), J. Laine (Oulu), J. L. Hinz (Steward), K. Menendez-Delmestre (Carnegie), K. Sheth (NRAO), L. C. Ho (Carnegie), M. Seibert (Carnegie), M. W. Regan (STSCI), N. Pirzkal (STSCI/ESA), S. Comeron (Oulu), S. Erroz-Ferrer (IAC), S. Laine (SSC), S. Meidt (MPIA), T. Kim (NRAO), T. Mizusawa (MPIA)

arxiv:1309.1444 v1 · 2013-09-05 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZLZ2QVBSXHRO7H4HPULT23U4SF}

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	2026-05-18T01:47:49.353407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf3a85432b9e2ef9f877d173d6e9c9172588f17defe3ab57f65e1a5b4a9b69f

Aliases

arxiv: 1309.1444 · arxiv_version: 1309.1444v1 · doi: 10.48550/arxiv.1309.1444 · pith_short_12: ZLZ2QVBSXHRO · pith_short_16: ZLZ2QVBSXHRO7H4H · pith_short_8: ZLZ2QVBS

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/ZLZ2QVBSXHRO7H4HPULT23U4SF \
  | 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: caf3a85432b9e2ef9f877d173d6e9c9172588f17defe3ab57f65e1a5b4a9b69f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38ae8ee0c636f852646564f352b97029ea00cb29ecbcc81c1283314adc858421",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-05T19:03:35Z",
    "title_canon_sha256": "52b4eae557b81690d42014a6acf030e5ef63759e8a0e28455b234616dea68445"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1444",
    "kind": "arxiv",
    "version": 1
  }
}