Pith Number

pith:DZS22W4J

pith:2010:DZS22W4JYLLU2YAHU5MSV5WYWA

not attested not anchored not stored refs pending

An XMM-Newton view of Planetary Nebulae in the Small Magellanic Cloud. The X-ray luminous central star of SMP SMC 22

(2) IAA, (3) MPE Garching, (4) University of Western Sydney, 5), (5) University of Milan), A. Tiengo (1), F. Haberl (3), IASF Milano, M.D. Filipovic (4), N. Krachmalnicoff (1, N. La Palombara (1), R. Sturm (3) ((1) INAF, S. Mereghetti (1), T. Rauch (2), Tubingen

arxiv:1005.1031 v1 · 2010-05-06 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZS22W4JYLLU2YAHU5MSV5WYWA}

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	2026-05-18T02:07:42.070511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e65ad5b89c2d74d6007a7592af6d8b016756f0e2c71e80b30d386fec0d5e881

Aliases

arxiv: 1005.1031 · arxiv_version: 1005.1031v1 · doi: 10.48550/arxiv.1005.1031 · pith_short_12: DZS22W4JYLLU · pith_short_16: DZS22W4JYLLU2YAH · pith_short_8: DZS22W4J

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/DZS22W4JYLLU2YAHU5MSV5WYWA \
  | 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: 1e65ad5b89c2d74d6007a7592af6d8b016756f0e2c71e80b30d386fec0d5e881

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b72118a2d7bf1ad3e096c19433b05224cfb93f170f2f806f227adc8d8cdf9d4d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-05-06T16:20:41Z",
    "title_canon_sha256": "cac470c50793fef548ea47af63744b36497ffc4ba430a2d9f5e873a724296b82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1031",
    "kind": "arxiv",
    "version": 1
  }
}