Pith Number

pith:QKCSU6AS

pith:2013:QKCSU6ASDDNP5LHGHZTOBTK7SS

not attested not anchored not stored refs pending

Lenticular galaxy IC 719: current building of the counterrotating large-scale stellar disk

Ivan Yu. Katkov, Olga K. Sil'chenko, Victor L. Afanasiev

arxiv:1304.3339 v1 · 2013-04-11 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKCSU6ASDDNP5LHGHZTOBTK7SS}

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	2026-05-18T03:25:58.183483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82852a781218dafeace63e66e0cd5f94a05390e7bcc6416093d967143af28b21

Aliases

arxiv: 1304.3339 · arxiv_version: 1304.3339v1 · doi: 10.48550/arxiv.1304.3339 · pith_short_12: QKCSU6ASDDNP · pith_short_16: QKCSU6ASDDNP5LHG · pith_short_8: QKCSU6AS

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/QKCSU6ASDDNP5LHGHZTOBTK7SS \
  | 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: 82852a781218dafeace63e66e0cd5f94a05390e7bcc6416093d967143af28b21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50e40cef554f2c871a0560bc9e44875f4743fd02cb682f32c1f4ad4be7f5b455",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-04-11T15:19:31Z",
    "title_canon_sha256": "36ee377346a093d65b8edf31b6a857d4232d64b8258ad09f2d920779e9a8f9cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3339",
    "kind": "arxiv",
    "version": 1
  }
}