Pith Number

pith:3ARRG5XI

pith:2012:3ARRG5XIM67S7H742ULSCZ2UHM

not attested not anchored not stored refs pending

Radial Metallicity Distribution Breaks at Corotation Radius in Spiral Galaxies

Jacques R. D. L\'epine, Sergio Scarano Jr

arxiv:1209.5031 v1 · 2012-09-23 · astro-ph.CO · 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{3ARRG5XIM67S7H742ULSCZ2UHM}

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	2026-05-18T01:54:19.840355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8231376e867bf2f9ffcd5172167543b102c4a3839440e7f17c8fc28852c3d70

Aliases

arxiv: 1209.5031 · arxiv_version: 1209.5031v1 · doi: 10.48550/arxiv.1209.5031 · pith_short_12: 3ARRG5XIM67S · pith_short_16: 3ARRG5XIM67S7H74 · pith_short_8: 3ARRG5XI

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/3ARRG5XIM67S7H742ULSCZ2UHM \
  | 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: d8231376e867bf2f9ffcd5172167543b102c4a3839440e7f17c8fc28852c3d70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41c3138a5e544f264abc80f2e8e63609237af7a526f681fd6ed5d64867d755af",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-23T02:11:58Z",
    "title_canon_sha256": "d6604a1d0003e60e1e95b0118021da9b687c25c7efe483a83954c46258793e74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5031",
    "kind": "arxiv",
    "version": 1
  }
}