Pith Number

pith:ZMEIVJV4

pith:2024:ZMEIVJV4OL4FIG6RJ7VLYUVRT3

not attested not anchored not stored refs pending

Optically active and optically inactive radio galaxies as sub-populations of the main galaxy sample of the SDSS

Anna Wojtowicz, Dorota Koziel-Wierzbowska, Grazyna Stasinska, Natalia Vale Asari

arxiv:2411.16006 v1 · 2024-11-24 · 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{ZMEIVJV4OL4FIG6RJ7VLYUVRT3}

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	2026-07-05T09:40:02.391036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb088aa6bc72f8541bd14feabc52b19ef513ea45664eb3fb47a072554a288fb7

Aliases

arxiv: 2411.16006 · arxiv_version: 2411.16006v1 · doi: 10.48550/arxiv.2411.16006 · pith_short_12: ZMEIVJV4OL4F · pith_short_16: ZMEIVJV4OL4FIG6R · pith_short_8: ZMEIVJV4

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/ZMEIVJV4OL4FIG6RJ7VLYUVRT3 \
  | 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: cb088aa6bc72f8541bd14feabc52b19ef513ea45664eb3fb47a072554a288fb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7ede52e6652fc53daf1696be500076f5a889ede1aee6e88c75600d27c7b68a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-11-24T22:56:26Z",
    "title_canon_sha256": "71041c7ba008a8ea17b1bafa113dbe9b2147502f248229f34f637cd7fb9f17b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.16006",
    "kind": "arxiv",
    "version": 1
  }
}