Pith Number

pith:HHY5SHJL

pith:2000:HHY5SHJLGPLRWCWJRS3Q24HBJY

not attested not anchored not stored refs pending

Infrared Imaging of z=2.43 Radio Galaxy B3 0731+438 with the Subaru Telescope - Detection of H$\alpha$ Ionization Cones of a Powerful Radio Galaxy

Fumihide Iwamuro, George Kosugi, Hirohisa Tanabe, Hiroshi Terada, Jun'ichi Iwai, Jun'ichi Noumaru, Kentaro Motohara, Masanori Iye, Miwa Goto, Ryuji Hata, Ryusuke Ogasawara, Shin Oya, Tadafumi Takata, Tomoyuki Taguchi, Toshinori Maihara, Toshinori Sasaki

arxiv:astro-ph/0001349 v1 · 2000-01-20 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHY5SHJLGPLRWCWJRS3Q24HBJY}

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	2026-05-18T01:40:48.422792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39f1d91d2b33d71b0ac98cb70d70e14e01e78119f89dca07bffadce535a5eeb0

Aliases

arxiv: astro-ph/0001349 · arxiv_version: astro-ph/0001349v1 · doi: 10.48550/arxiv.astro-ph/0001349 · pith_short_12: HHY5SHJLGPLR · pith_short_16: HHY5SHJLGPLRWCWJ · pith_short_8: HHY5SHJL

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/HHY5SHJLGPLRWCWJRS3Q24HBJY \
  | 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: 39f1d91d2b33d71b0ac98cb70d70e14e01e78119f89dca07bffadce535a5eeb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "456b07a3d053232479773b794e945dfc74c713335628dbf58e37b0d808c90f7c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-01-20T05:03:09Z",
    "title_canon_sha256": "8983d5e330896bd768b5229a469624f437639f00efdac97cab5fb5ab8a99777e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0001349",
    "kind": "arxiv",
    "version": 1
  }
}