Pith Number

pith:UGE3YCNI

pith:2025:UGE3YCNIACOSAEHYWXIRWFAB34

not attested not anchored not stored refs pending

Bar-spiral interaction produces radial migration and star formation bursts

Bridget Ratcliffe, Daniel B. Zucker, Georges Kordopatis, Ivan Minchev, L\'ea Marques, Marie Martig, Mathias Schultheis, Matthias Steinmetz, Sergey Khoperskov, Tobias Buck, Trey V. Wenger

arxiv:2502.02651 v1 · 2025-02-04 · 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{UGE3YCNIACOSAEHYWXIRWFAB34}

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

Stellar Velocity Dispersion versus Age: Consistency across Observations and Simulations, with the Milky Way as an Outlier

Receipt and verification

First computed	2026-07-05T12:07:37.087518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a189bc09a8009d2010f8b5d11b1401df36eebf4b4b6c2abc4bb914ad6705c5d2

Aliases

arxiv: 2502.02651 · arxiv_version: 2502.02651v1 · doi: 10.48550/arxiv.2502.02651 · pith_short_12: UGE3YCNIACOS · pith_short_16: UGE3YCNIACOSAEHY · pith_short_8: UGE3YCNI

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/UGE3YCNIACOSAEHYWXIRWFAB34 \
  | 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: a189bc09a8009d2010f8b5d11b1401df36eebf4b4b6c2abc4bb914ad6705c5d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec0227775cf554bfbc544502cfe1b5422ad75f804a3629389158828956bf8dc7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-02-04T19:00:11Z",
    "title_canon_sha256": "d8596db019255b68ee28b98b32c15f2b53048c143e7fe0d9c89645facfa889ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.02651",
    "kind": "arxiv",
    "version": 1
  }
}