Pith Number

pith:AO362QR2

pith:2021:AO362QR2GVB5CR4KYLVMYXU44U

not attested not anchored not stored refs pending

Fragmentation of ring galaxies and transformation to clumpy galaxies

Lars Hernquist, Naoki Yoshida, Shigeki Inoue

arxiv:2103.09873 v3 · 2021-03-17 · 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{AO362QR2GVB5CR4KYLVMYXU44U}

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	2026-07-05T03:14:12.162108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03b7ed423a3543d1478ac2eacc5e9ce53c8bfd32ace3112e80d2f4fc78edf44e

Aliases

arxiv: 2103.09873 · arxiv_version: 2103.09873v3 · doi: 10.48550/arxiv.2103.09873 · pith_short_12: AO362QR2GVB5 · pith_short_16: AO362QR2GVB5CR4K · pith_short_8: AO362QR2

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/AO362QR2GVB5CR4KYLVMYXU44U \
  | 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: 03b7ed423a3543d1478ac2eacc5e9ce53c8bfd32ace3112e80d2f4fc78edf44e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99edabd44681174a055857a761b9e15008fecd02a83f78108c809b3f456b5457",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-17T19:21:40Z",
    "title_canon_sha256": "1965bddaa3f82e911884d7ca9a06da612e0302b77a709bf7ffb011fdf8c83f10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09873",
    "kind": "arxiv",
    "version": 3
  }
}