Pith Number

pith:4V33ZBCQ

pith:2017:4V33ZBCQTK2LIVVDGAKBWCKKA4

not attested not anchored not stored refs pending

Arm and interarm abundance gradients in CALIFA spiral galaxies

A. de Lorenzo-C\'aceres, \'A.R. L\'opez-S\'anchez, C. Catal\'an-Torrecilla, C.J. Walcher, C. Kehrig, D.H. McIntosh, D. Mast, E. Florido, I. M\'arquez, I. P\'erez, J. Bland-Hawthorn, J. M\'endez-Abreu, L. Costantin, L. Galbany, L. S\'anchez-Menguiano, M. Cano-D\'iaz, M. Moll\'a, O. Cavichia, P. S\'anchez-Bl\'azquez, R.A. Marino, R. Garc\'ia-Benito, R.M. G\'onzalez Delgado, S.F. S\'anchez, T. Ruiz-Lara, V.P. Debattista, Y. Ascasibar

arxiv:1705.05733 v1 · 2017-05-16 · 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{4V33ZBCQTK2LIVVDGAKBWCKKA4}

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	2026-05-18T00:40:03.566557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e577bc84509ab4b456a330141b094a072848a807edb6faeb00fae652a020a8bf

Aliases

arxiv: 1705.05733 · arxiv_version: 1705.05733v1 · doi: 10.48550/arxiv.1705.05733 · pith_short_12: 4V33ZBCQTK2L · pith_short_16: 4V33ZBCQTK2LIVVD · pith_short_8: 4V33ZBCQ

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/4V33ZBCQTK2LIVVDGAKBWCKKA4 \
  | 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: e577bc84509ab4b456a330141b094a072848a807edb6faeb00fae652a020a8bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de7075d769053a029650f4ce1a2bf4b0b16b0cef08b49b08d6ea2bec12fdebb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-16T14:41:53Z",
    "title_canon_sha256": "57f276d15d07b4fb37adef2a254a29ef25ff20085be3e2d64ef74e73d34d0cb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05733",
    "kind": "arxiv",
    "version": 1
  }
}