Pith Number

pith:KMAFDXZJ

pith:2018:KMAFDXZJOIVSMO3UKFMCY2B3IK

not attested not anchored not stored refs pending

J-PLUS: Morphological star/galaxy classification by PDF analysis

A. Cortesi, A. Ederoclite, A. J. Cenarro, A. L. Chies-Santos, A. Mar\'in-Franch, A. Molino, A. Orsi, B. Ascaso, C. Hern\'andez-Monteagudo, C. L. Mendes de Oliveira, C. L\'opez-Sanjuan, D. Crist\'obal-Hornillos, D. D. Whitten, D. Muniesa, D. Spinoso, G. Vilella-Rojo, H. V\'azquez Rami\'o, I. San Roman, J. Varela, K. Viironen, L. A. D\'iaz-Garc\'ia, L. Galbany, L. Sampedro, L. Sodr\'e Jr, M. Moles, M. V. Costa-Duarte, P. R. T. Coelho, R. A. Dupke, R. E. Angulo, R. Logro\~no-Garc\'ia, S. Bonoli, V. M. Placco

arxiv:1804.02673 v1 · 2018-04-08 · 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{KMAFDXZJOIVSMO3UKFMCY2B3IK}

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	2026-05-17T23:52:44.153405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

530051df29722b263b7451582c683b428f98c6568e3ec675ee9c211bc27e1d68

Aliases

arxiv: 1804.02673 · arxiv_version: 1804.02673v1 · doi: 10.48550/arxiv.1804.02673 · pith_short_12: KMAFDXZJOIVS · pith_short_16: KMAFDXZJOIVSMO3U · pith_short_8: KMAFDXZJ

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/KMAFDXZJOIVSMO3UKFMCY2B3IK \
  | 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: 530051df29722b263b7451582c683b428f98c6568e3ec675ee9c211bc27e1d68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d83fc96b46d0405d583a4af59b3505c720c8fd663ff844327af03c923ae01823",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-08T11:43:02Z",
    "title_canon_sha256": "1f6935b8fba82bea055ba4d6fef76cc8d7350242acc6aab8c6ace6cae05db542"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02673",
    "kind": "arxiv",
    "version": 1
  }
}