Pith Number

pith:CDAA2JZJ

pith:2010:CDAA2JZJRAOJVDJ6SNRF6IZBIK

not attested not anchored not stored refs pending

A Detailed Look at Chemical Abundances in Magellanic Cloud Planetary Nebulae. I. The Small Magellanic Cloud

Arturo Manchado, Bruce Balick, D. An\'ibal Garc\'ia-Hern\'andez, Eva Villaver, James E. Davies, Jos\'e V. Perea-Calder\'on, Letizia Stanghellini, Pedro Garc\'ia-Lario, Richard A. Shaw, Stacy Palen, Ting-Hui Lee

arxiv:1005.2221 v1 · 2010-05-12 · astro-ph.SR · 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{CDAA2JZJRAOJVDJ6SNRF6IZBIK}

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	2026-05-18T02:07:33.422906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10c00d2729881c9a8d3e93625f232142a4119592bae78d3e8f8500b8eefd61ef

Aliases

arxiv: 1005.2221 · arxiv_version: 1005.2221v1 · doi: 10.48550/arxiv.1005.2221 · pith_short_12: CDAA2JZJRAOJ · pith_short_16: CDAA2JZJRAOJVDJ6 · pith_short_8: CDAA2JZJ

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/CDAA2JZJRAOJVDJ6SNRF6IZBIK \
  | 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: 10c00d2729881c9a8d3e93625f232142a4119592bae78d3e8f8500b8eefd61ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17b787141b077550d59f0cbc9ffb60c0f162d535f081fd62b8925a081b6a19c4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-05-12T22:40:18Z",
    "title_canon_sha256": "60e6d634dbdd4c2523788d2b7a9a52cdc767004c6288ba48573d5e7f2f52112e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2221",
    "kind": "arxiv",
    "version": 1
  }
}