Pith Number

pith:6JHXISNZ

pith:2011:6JHXISNZYUYTYGIPOLA7OEOVQC

not attested not anchored not stored refs pending

Pitch Angle Restrictions in Late Type Spiral Galaxies Based on Chaotic and Ordered Orbital Behavior

Angeles Perez-Villegas, Antonio Peimbert, Barbara Pichardo, Edmundo Moreno, Hector M. Velazquez

arxiv:1112.3510 v1 · 2011-12-15 · 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{6JHXISNZYUYTYGIPOLA7OEOVQC}

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	2026-05-18T01:59:09.354963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f24f7449b9c5313c190f72c1f711d580a1dd89f1d4291a5f697c06628aa7c866

Aliases

arxiv: 1112.3510 · arxiv_version: 1112.3510v1 · doi: 10.48550/arxiv.1112.3510 · pith_short_12: 6JHXISNZYUYT · pith_short_16: 6JHXISNZYUYTYGIP · pith_short_8: 6JHXISNZ

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/6JHXISNZYUYTYGIPOLA7OEOVQC \
  | 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: f24f7449b9c5313c190f72c1f711d580a1dd89f1d4291a5f697c06628aa7c866

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "226bdcaf659ee5580d773bb6eb9f649663ac3e1a131d315f1451f1c4721db365",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-12-15T14:01:43Z",
    "title_canon_sha256": "5bcba0e9cb71e5a586dda331554be8509be214b2cc29347a0dcfebc74018352a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3510",
    "kind": "arxiv",
    "version": 1
  }
}