Pith Number

pith:5VQKNB7A

pith:2015:5VQKNB7AIBFTYMRCNJO7FXSX7P

not attested not anchored not stored refs pending

Short-term dynamical evolution of grand-design spirals in barred galaxies

Junichi Baba

arxiv:1509.07239 v2 · 2015-09-24 · 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{5VQKNB7AIBFTYMRCNJO7FXSX7P}

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.

Cited by

1 paper in Pith

Sub-kpc scale gas density histograms of the nearby barred spiral galaxy M83: Multi-component molecular gas structure reflecting the galactic environment

Receipt and verification

First computed	2026-05-18T01:28:45.678064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed60a687e0404b3c32226a5df2de57fbe873cbf2a5d69ddc6efd01b0fdcdd071

Aliases

arxiv: 1509.07239 · arxiv_version: 1509.07239v2 · doi: 10.48550/arxiv.1509.07239 · pith_short_12: 5VQKNB7AIBFT · pith_short_16: 5VQKNB7AIBFTYMRC · pith_short_8: 5VQKNB7A

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/5VQKNB7AIBFTYMRCNJO7FXSX7P \
  | 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: ed60a687e0404b3c32226a5df2de57fbe873cbf2a5d69ddc6efd01b0fdcdd071

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd8bda0516c85424b8323a77a5ecf6caae18010925103765ba61822245bd36ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-24T05:24:06Z",
    "title_canon_sha256": "1c201dfc1458da8ceaba213c1427893fdb6d238c0c66a5042fc686a63b0cfc27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07239",
    "kind": "arxiv",
    "version": 2
  }
}