Pith Number

pith:74RAVJIL

pith:2006:74RAVJIL45XM7QSHQCM2ODPEXY

not attested not anchored not stored refs pending

NGC922 - A new drop-through ring galaxy

B. Koribalski, C. Hoopes, D. J. Hanish, D. Thilker, E. V. Ryan-Weber, G. R. Meurer, H. C. Ferguson, J. Bland-Hawthorn, J. S. Heiner, J. Werk, K. Bekki, K. C. Freeman, L. Staveley-Smith, M. A. Dopita, M. A. Zwaan, M. E. Putman, M. J. Drinkwater, M. J. Meyer, M. Seibert, M. S. Oey, M. T. Doyle, O. I. Wong, P. M. Knezek, R. C. Kennicutt, R. C. Smith, R. J. Allen, R. L. Webster, T. M. Heckman, V. A. Kilborn

arxiv:astro-ph/0605613 v1 · 2006-05-24 · 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{74RAVJIL45XM7QSHQCM2ODPEXY}

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	2026-07-04T16:58:47.343789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff220aa50be76ecfc2478099a70de4be1bfeff77efda2d63797cf56a31b42e80

Aliases

arxiv: astro-ph/0605613 · arxiv_version: astro-ph/0605613v1 · doi: 10.48550/arxiv.astro-ph/0605613 · pith_short_12: 74RAVJIL45XM · pith_short_16: 74RAVJIL45XM7QSH · pith_short_8: 74RAVJIL

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/74RAVJIL45XM7QSHQCM2ODPEXY \
  | 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: ff220aa50be76ecfc2478099a70de4be1bfeff77efda2d63797cf56a31b42e80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d10dbc2ec0d44a258312baf6e1ecc3628fbb5a8a2d25eacf93d2b52e48f98878",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-24T06:24:05Z",
    "title_canon_sha256": "1c4cc854dc4ec06ec378c2055d33caba86acbc49d33c4168bc259865e0437a5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605613",
    "kind": "arxiv",
    "version": 1
  }
}