Pith Number

pith:HR4Q3ZRI

pith:2015:HR4Q3ZRILIH3TPQH2JF2RAUSCN

not attested not anchored not stored refs pending

On the morphology of dust lanes in galactic bars

A. Zurita, I. Mart\'inez-Valpuesta, I. P\'erez, J. A. L. Aguerri, L. S\'anchez-Menguiano, S. Comer\'on, S. D\'iaz-Garc\'ia, S. F. S\'anchez

arxiv:1504.02232 v1 · 2015-04-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HR4Q3ZRILIH3TPQH2JF2RAUSCN}

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	2026-05-18T02:04:01.128637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c790de6285a0fb9be07d24ba882921343cca58c419860c40a5b1fd683d9bc6b

Aliases

arxiv: 1504.02232 · arxiv_version: 1504.02232v1 · doi: 10.48550/arxiv.1504.02232 · pith_short_12: HR4Q3ZRILIH3 · pith_short_16: HR4Q3ZRILIH3TPQH · pith_short_8: HR4Q3ZRI

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/HR4Q3ZRILIH3TPQH2JF2RAUSCN \
  | 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: 3c790de6285a0fb9be07d24ba882921343cca58c419860c40a5b1fd683d9bc6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "204c8cb57fc3e6192940eff7bcea400d8a1eaf6359adc273561260ab33cea0c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-09T09:48:48Z",
    "title_canon_sha256": "62487121b038a54f893404f9802a604d89c9be8956b6f32f72e523b547772841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02232",
    "kind": "arxiv",
    "version": 1
  }
}