Pith Number

pith:ZZPADRPO

pith:2019:ZZPADRPO6OQXRH7ARF5IC2U6SE

not attested not anchored not stored refs pending

An Absence of Radio-Loud Active Galactic Nuclei in Geometrically Flat Quiescent Galaxies: Implications for Maintenance-Mode Feedback Models

Arjen van der Wel, Eric F. Bell, Glenn van de Ven, Huub R\"ottgering, Ivana Bari\v{s}i\'c, Josha van Houdt, Michael V. Maseda, Po-Feng Wu, Rachel Bezanson, Yu-Yen Chang

arxiv:1902.00515 v2 · 2019-02-01 · 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{ZZPADRPO6OQXRH7ARF5IC2U6SE}

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	2026-05-17T23:53:20.528297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce5e01c5eef3a1789fe0897a816a9e91179c9afde9916d7cc3d33f560e1e2112

Aliases

arxiv: 1902.00515 · arxiv_version: 1902.00515v2 · doi: 10.48550/arxiv.1902.00515 · pith_short_12: ZZPADRPO6OQX · pith_short_16: ZZPADRPO6OQXRH7A · pith_short_8: ZZPADRPO

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/ZZPADRPO6OQXRH7ARF5IC2U6SE \
  | 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: ce5e01c5eef3a1789fe0897a816a9e91179c9afde9916d7cc3d33f560e1e2112

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef2a8e2db4ec1702f42345e54ea40dc9d81c9671850773818fb126cb3732efdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-01T19:00:01Z",
    "title_canon_sha256": "61f8da0b3367aec4e61814743ea97f0e6495c35c0ffcb6b3eeff93ee4af937c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00515",
    "kind": "arxiv",
    "version": 2
  }
}