Pith Number

pith:ZHZSDP4Y

pith:2010:ZHZSDP4YWGDYKHAAK4YON67PHM

not attested not anchored not stored refs pending

The most recent burst of Star Formation in the Massive Elliptical Galaxy NGC 1052

2), 2) ((1) Instituto de Astrof\'isica de Canarias, (2) Departamento de Astrof\'isica, (3) Laboratoire d'Astrophysique de Marseille), C. L\'opez-Sanjuan (3), J.A. Acosta-Pulido (1, J.A. Fern\'andez-Ontiveros (1, M.A. Prieto (1, M. Montes (1, Universidad de La Laguna

arxiv:1011.2498 v1 · 2010-11-10 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHZSDP4YWGDYKHAAK4YON67PHM}

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	2026-05-18T02:04:49.141960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9f321bf98b187851c005730e6fbef3b0a5e627e9b889e535fa902a0836d8b88

Aliases

arxiv: 1011.2498 · arxiv_version: 1011.2498v1 · doi: 10.48550/arxiv.1011.2498 · pith_short_12: ZHZSDP4YWGDY · pith_short_16: ZHZSDP4YWGDYKHAA · pith_short_8: ZHZSDP4Y

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/ZHZSDP4YWGDYKHAAK4YON67PHM \
  | 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: c9f321bf98b187851c005730e6fbef3b0a5e627e9b889e535fa902a0836d8b88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89aae4012875057e116c6c419b5b0bf9cdd38d8e2cd43b6648bf0d4979470051",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-10T21:00:24Z",
    "title_canon_sha256": "1d9ff0a921a1656c2aedf2a2473e51f90b9b8cfb75e83ef55fa754662b65a529"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2498",
    "kind": "arxiv",
    "version": 1
  }
}