Pith Number

pith:EZIV4RK2

pith:2013:EZIV4RK2HEDP2V46JYYOU3C3HC

not attested not anchored not stored refs pending

HALOGAS: Extraplanar gas in NGC 3198

F. Fraternali, G. Gentile, G. H. Heald, G. I. G. Jozsa, M. T. Patterson, P. Serra, R. A. M. Walterbos, T. Oosterloo, W. J. G. de Blok

arxiv:1304.4232 v1 · 2013-04-15 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZIV4RK2HEDP2V46JYYOU3C3HC}

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	2026-05-18T01:50:32.572956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26515e455a3906fd579e4e30ea6c5b389c52ced72d595ac8188670e9577c3095

Aliases

arxiv: 1304.4232 · arxiv_version: 1304.4232v1 · doi: 10.48550/arxiv.1304.4232 · pith_short_12: EZIV4RK2HEDP · pith_short_16: EZIV4RK2HEDP2V46 · pith_short_8: EZIV4RK2

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/EZIV4RK2HEDP2V46JYYOU3C3HC \
  | 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: 26515e455a3906fd579e4e30ea6c5b389c52ced72d595ac8188670e9577c3095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "771ecdccc91dd16c577c4dceaf29bcf933d01a2922945dc789ffa25484201c22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-04-15T20:00:02Z",
    "title_canon_sha256": "66a7972348a86bf0590d2cd2afb35e4391bdf07486ec56788cfc34de8cff2459"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4232",
    "kind": "arxiv",
    "version": 1
  }
}