Pith Number

pith:JEB2NO5Z

pith:1998:JEB2NO5Z2LWUZGJI5KK3IQPCFP

not attested not anchored not stored refs pending

The Effect of Self-gravity of Gas on Gas Fueling in Barred Galaxies with a Supermassive Black Hole

(2) National Astronomical Observatory, Asao Habe (1), Hiroyuki Fukuda (1), Japan, Japan), Keiichi Wada (2) ((1) Hokkaido Univ.

arxiv:astro-ph/9810052 v1 · 1998-10-04 · 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{JEB2NO5Z2LWUZGJI5KK3IQPCFP}

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	2026-05-18T01:21:49.819390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4903a6bbb9d2ed4c9928ea95b441e22bea6f8dc7868cbfa349fd1b7be3a33d69

Aliases

arxiv: astro-ph/9810052 · arxiv_version: astro-ph/9810052v1 · doi: 10.48550/arxiv.astro-ph/9810052 · pith_short_12: JEB2NO5Z2LWU · pith_short_16: JEB2NO5Z2LWUZGJI · pith_short_8: JEB2NO5Z

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/JEB2NO5Z2LWUZGJI5KK3IQPCFP \
  | 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: 4903a6bbb9d2ed4c9928ea95b441e22bea6f8dc7868cbfa349fd1b7be3a33d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34cb983b7e62bee14efc7e25a43ecd911e7c7c229c971707d3826ffa5a9010ad",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-10-04T14:21:59Z",
    "title_canon_sha256": "5aef0a3005611af901fca6072bf907150b0b847b711a889fcca491509f668502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9810052",
    "kind": "arxiv",
    "version": 1
  }
}