Pith Number

pith:HPNEZGNC

pith:2006:HPNEZGNCCB3ELDATIZZJ44LQMJ

not attested not anchored not stored refs pending

Minor Merger Origin for the Circumnuclear Starburst in NGC 7742

J. H. Knapen, L. M. Mazzuca, M. Sarzi, R. Swaters, S. Veilleux

arxiv:astro-ph/0607518 v1 · 2006-07-24 · 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{HPNEZGNCCB3ELDATIZZJ44LQMJ}

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	2026-05-18T04:28:58.283051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bda4c99a21076458c1346729e717062427faac9aaa033705c5eae6aac21e9a6

Aliases

arxiv: astro-ph/0607518 · arxiv_version: astro-ph/0607518v1 · doi: 10.48550/arxiv.astro-ph/0607518 · pith_short_12: HPNEZGNCCB3E · pith_short_16: HPNEZGNCCB3ELDAT · pith_short_8: HPNEZGNC

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/HPNEZGNCCB3ELDATIZZJ44LQMJ \
  | 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: 3bda4c99a21076458c1346729e717062427faac9aaa033705c5eae6aac21e9a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16b120c3dc8dd9740a3a0e935c41703656fc2c1c68817fcd630e7dc802524050",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-24T15:32:31Z",
    "title_canon_sha256": "02ae2ca962699b1e7d15fcb0222903bf2379c7c9469fba58ff94588a9d272504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607518",
    "kind": "arxiv",
    "version": 1
  }
}