Pith Number

pith:L4PAYUGS

pith:2010:L4PAYUGS4SQL6PM2E7T57745TQ

not attested not anchored not stored refs pending

Abell 41: shaping of a planetary nebula by a binary central star?

2), (2) Isaac Newton Group (ING), 3, (3) Instituto de Astrof\'isica de Canarias (IAC), 4), (4) Universidad de La Laguna, (5) Universidad Nacional Aut\'onoma de M\'exico (UNAM), (6) Queen's University Belfast (QUB), (7) Centro de Astrobiolog\'ia CSIC-INTA, (8) CEA Saclay), D. Jones (1), D.L. Mitchell (1), D. Pollacco (6), J.A. L\'opez (5), J. Meaburn (1), M. Lloyd (1), M.M. Rubio-D\'iez (7, M. Santander-Garc\'ia (2, N.M.H. Vaytet (8) ((1) Jodrell Bank Centre for Astrophysics (JBCA), T.J. O'Brien (1)

arxiv:1006.5873 v2 · 2010-06-30 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4PAYUGS4SQL6PM2E7T57745TQ}

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	2026-05-18T04:08:12.666452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f1e0c50d2e4a0bf3d9a27e7dfff9d9c38b5262735b41c0c9b4b472bcae46150

Aliases

arxiv: 1006.5873 · arxiv_version: 1006.5873v2 · doi: 10.48550/arxiv.1006.5873 · pith_short_12: L4PAYUGS4SQL · pith_short_16: L4PAYUGS4SQL6PM2 · pith_short_8: L4PAYUGS

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/L4PAYUGS4SQL6PM2E7T57745TQ \
  | 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: 5f1e0c50d2e4a0bf3d9a27e7dfff9d9c38b5262735b41c0c9b4b472bcae46150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f28fc8d49895dbb106df3968e9afe9ef02e2908de15118856ba5051b4206dd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-06-30T14:59:58Z",
    "title_canon_sha256": "0dcc2493a5c62a19075405398cc702ec5121bc0e84fdeb93de118aa6cd9f6d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.5873",
    "kind": "arxiv",
    "version": 2
  }
}