Pith Number

pith:F5FSPGUH

pith:2021:F5FSPGUHA23LUOAKGLWSHD5BW3

not attested not anchored not stored refs pending

A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). IV. Rapidly Growing (Super-)Massive Black Holes in Extremely Radio-Loud Galaxies

Alexander Y. Wagner, Bovornpratch Vijarnwannaluk, Chien-Hsiu Lee, Hikaru Fukuchi, Hisakazu Uchiyama, Hyewon Suh, Janek Pflugradt, Kohei Ichikawa, Kohei Inayoshi, Malte Schramm, Maria Charisi, Masaru Kajisawa, Masayuki Akiyama, Masayuki Tanaka, Taiki Kawamuro, Takuji Yamashita, Tohru Nagao, Wanqiu He, Xaioyang Chen, Yoshihiro Ueda, Yoshiki Matsuoka, Yoshiki Toba

arxiv:2108.02781 v1 · 2021-08-05 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5FSPGUHA23LUOAKGLWSHD5BW3}

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	2026-07-05T03:32:12.486171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f4b279a8706b6ba380a32ed238fa1b6e37b2694a10a84f6eee3db5132cb2311

Aliases

arxiv: 2108.02781 · arxiv_version: 2108.02781v1 · doi: 10.48550/arxiv.2108.02781 · pith_short_12: F5FSPGUHA23L · pith_short_16: F5FSPGUHA23LUOAK · pith_short_8: F5FSPGUH

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/F5FSPGUHA23LUOAKGLWSHD5BW3 \
  | 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: 2f4b279a8706b6ba380a32ed238fa1b6e37b2694a10a84f6eee3db5132cb2311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cba0c199fb8c9ea1987c6b8593fb9d02570c9baed192baa9b541b8d398d748d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-08-05T18:00:01Z",
    "title_canon_sha256": "c1871da2eda640b6686568a5899a994308ff529c302bb83402057c48f61d316d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02781",
    "kind": "arxiv",
    "version": 1
  }
}