Pith Number

pith:KJIRYDZH

pith:2018:KJIRYDZH2OU2VETWJ6ZDOOIZFM

not attested not anchored not stored refs pending

A catalogue of nuclear stellar velocity dispersions of nearby galaxies from H$\alpha$ STIS spectra to constrain supermassive black hole masses

2), 2) ((1) Dipartimento di Fisica e Astronomia "G. Galilei'', (2) INAF-Osservatorio Astronomico di Padova, (3) Armagh Observatory, 4), (4) Centre for Astrophysics Research, (5) D\'epartement Sciences de la Mati\`ere, (6) Instituto de Astronomia y Ciencias Planetarias, A. Pizzella (1, B. Pagani (5), Chile), E. Dalla Bont\`a (1, E. M. Corsini (1, ENS de Lyon, France, I. Pagotto (1), Italy, L. Morelli (6), M. Sarzi (3, Planetarium, UK, Universidad de Atacama, Universit\`a di Padova, University of Hertfordshire

arxiv:1811.03160 v1 · 2018-11-07 · 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{KJIRYDZH2OU2VETWJ6ZDOOIZFM}

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	2026-05-18T00:00:46.894746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52511c0f27d3a9aa92764fb23739192b34f17a65e9a96ef63459590a863f5f8e

Aliases

arxiv: 1811.03160 · arxiv_version: 1811.03160v1 · doi: 10.48550/arxiv.1811.03160 · pith_short_12: KJIRYDZH2OU2 · pith_short_16: KJIRYDZH2OU2VETW · pith_short_8: KJIRYDZH

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/KJIRYDZH2OU2VETWJ6ZDOOIZFM \
  | 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: 52511c0f27d3a9aa92764fb23739192b34f17a65e9a96ef63459590a863f5f8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f4424e52b078554f6a574977491b626399101da481b23c69e0b67a429d8236",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-07T22:02:02Z",
    "title_canon_sha256": "30bca815e39ac002e85ef554d2100ea69de0159df82a4504f64820ca9990972e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03160",
    "kind": "arxiv",
    "version": 1
  }
}