Pith Number

pith:JZDSN7YX

pith:2024:JZDSN7YXWW4R6QZ2JKXPSLTXAW

not attested not anchored not stored refs pending

No Evidence of a Dichotomy in the Elliptical Galaxy Population

Abdurro'uf, Chen-Yu Chuang, Po-Feng Wu, Rog\'erio Monteiro-Oliveira, Wei-Huai Chen, Yen-Ting Lin

arxiv:2409.16349 v2 · 2024-09-24 · 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{JZDSN7YXWW4R6QZ2JKXPSLTXAW}

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	2026-07-05T11:15:17.642066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e4726ff17b5b91f433a4aaef92e7705b2f2fa15468b92dade48a3e5b1499090

Aliases

arxiv: 2409.16349 · arxiv_version: 2409.16349v2 · doi: 10.48550/arxiv.2409.16349 · pith_short_12: JZDSN7YXWW4R · pith_short_16: JZDSN7YXWW4R6QZ2 · pith_short_8: JZDSN7YX

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/JZDSN7YXWW4R6QZ2JKXPSLTXAW \
  | 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: 4e4726ff17b5b91f433a4aaef92e7705b2f2fa15468b92dade48a3e5b1499090

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4004d1bafca5b121841cc7266f8aebf4932c9051afd2fe729b5713f40663d8d5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-09-24T18:00:01Z",
    "title_canon_sha256": "ec12d827eb43df54054910ccbaa45ee2878bc005991987a96ae092d8f0301b8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.16349",
    "kind": "arxiv",
    "version": 2
  }
}