Pith Number

pith:CPGDXSCH

pith:2011:CPGDXSCHGPEYWQWM33ICD6MH3L

not attested not anchored not stored refs pending

Natures of a clump-origin bulge: a pseudobulge-like but old metal-rich bulge

Shigeki Inoue, Takayuki R. Saitoh

arxiv:1109.2898 v3 · 2011-09-13 · 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{CPGDXSCHGPEYWQWM33ICD6MH3L}

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	2026-05-18T02:00:33.413064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13cc3bc84733c98b42ccded021f987daf13fa99d786736c04493794e5e1fc9a3

Aliases

arxiv: 1109.2898 · arxiv_version: 1109.2898v3 · doi: 10.48550/arxiv.1109.2898 · pith_short_12: CPGDXSCHGPEY · pith_short_16: CPGDXSCHGPEYWQWM · pith_short_8: CPGDXSCH

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/CPGDXSCHGPEYWQWM33ICD6MH3L \
  | 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: 13cc3bc84733c98b42ccded021f987daf13fa99d786736c04493794e5e1fc9a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9534ff5496d022d56f42d47c881097301c12842063d9ac0e9cadc588688a190",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-13T20:00:01Z",
    "title_canon_sha256": "20d2c54e43de49044ba9486cb9dc15e85da4d3b79be91d6ef6aa81955de71d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2898",
    "kind": "arxiv",
    "version": 3
  }
}