Pith Number

pith:P2CSOYXK

pith:2020:P2CSOYXKDOAJEK6ZHNMPTQHI46

not attested not anchored not stored refs pending

Variability and the size-luminosity relation of the intermediate mass AGN in NGC 4395

A. E. Nadzhip, Alexei V. Filippenko, A. M. Tatarnikov, Andjelka B. Kova\v{c}evi\'c, Daeun Kang, Donghoon Son, Dragana Ili\'c, Edmund Hodges-Kluck, Elena Gallo, Eon-Chang Sung, Francisco Pozo Nu\~nez, Hojin Cho, Huynh Anh N. Le, Hyun-Il Sung, Hyun-Jin Bae, Jaejin Shin, John C. Horst, Jong-Hak Woo, Luka \v{C}. Popovi\'c, Malte Schramm, Michael. D. Joner, Michelle Spencer, N. I. Shatsky, Oliver Vince, Sahana Kumar, Shai Kaspi, Songyoun Park, Suvendu Rakshit, Taewoo Kim, Thomas G. Brink, V.G. Metlov, V. L. Oknyansky, Wanjin Cho, Wonseok Kang

arxiv:2002.08028 v3 · 2020-02-19 · 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{P2CSOYXKDOAJEK6ZHNMPTQHI46}

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	2026-07-05T00:53:45.947568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e852762ea1b80922bd93b58f9c0e8e7a385d8b927c967be1c1ba68415ebff08

Aliases

arxiv: 2002.08028 · arxiv_version: 2002.08028v3 · doi: 10.48550/arxiv.2002.08028 · pith_short_12: P2CSOYXKDOAJ · pith_short_16: P2CSOYXKDOAJEK6Z · pith_short_8: P2CSOYXK

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/P2CSOYXKDOAJEK6ZHNMPTQHI46 \
  | 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: 7e852762ea1b80922bd93b58f9c0e8e7a385d8b927c967be1c1ba68415ebff08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b16eb7f0ccfe280bbdce2478bba1afd9a8c352ae70cf546b02bba8f52952bdf9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-02-19T06:54:22Z",
    "title_canon_sha256": "ee39ca39c5a87701291878771a12273a8a76521fafdf83f214e2397f86351d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08028",
    "kind": "arxiv",
    "version": 3
  }
}