Pith Number

pith:HQPEZN5O

pith:2009:HQPEZN5OITXISEAX6LGLSXASHR

not attested not anchored not stored refs pending

High-redshift elliptical galaxies: are they (all) really compact?

A. Cimatti, A. M. Koekemoer, A. Renzini, C.Mancini, C. Willott, E. Daddi, E. Le Floc'h, F. Salmi, H. Aussel, H. J. McCracken, M. Onodera, M. Salvato

arxiv:0909.3088 v1 · 2009-09-16 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQPEZN5OITXISEAX6LGLSXASHR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:11:47.067665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c1e4cb7ae44ee891017f2ccb95c123c6be113a857f527d449c92642ee398714

Aliases

arxiv: 0909.3088 · arxiv_version: 0909.3088v1 · doi: 10.48550/arxiv.0909.3088 · pith_short_12: HQPEZN5OITXI · pith_short_16: HQPEZN5OITXISEAX · pith_short_8: HQPEZN5O

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/HQPEZN5OITXISEAX6LGLSXASHR \
  | 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: 3c1e4cb7ae44ee891017f2ccb95c123c6be113a857f527d449c92642ee398714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7ae11ec8fcee0b6085c159d123964d31eec84c8ab3d325106bbadbabf968b1d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-16T19:23:56Z",
    "title_canon_sha256": "72d165b1c0842bc593b77071b727b8048250b7989a75eebd4a490be40e4d073e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3088",
    "kind": "arxiv",
    "version": 1
  }
}