Pith Number

pith:O3ZCKDQV

pith:2012:O3ZCKDQV3MAXNXFTDL5HMEDGTX

not attested not anchored not stored refs pending

Radio Planetary Nebulae in the Magellanic Clouds

Ain Y. De Horta, Evan J. Crawford, Ivan S. Bojici\'c, Jeff L. Payne, Martin Cohen, Miroslav D. Filipovi\'c, Warren Reid

arxiv:1201.6101 v1 · 2012-01-30 · astro-ph.CO · 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{O3ZCKDQV3MAXNXFTDL5HMEDGTX}

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	2026-05-18T01:58:38.404901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76f2250e15db0176dcb31afa7610669dfbcef41d8e762c155fac29e4d495d1dc

Aliases

arxiv: 1201.6101 · arxiv_version: 1201.6101v1 · doi: 10.48550/arxiv.1201.6101 · pith_short_12: O3ZCKDQV3MAX · pith_short_16: O3ZCKDQV3MAXNXFT · pith_short_8: O3ZCKDQV

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/O3ZCKDQV3MAXNXFTDL5HMEDGTX \
  | 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: 76f2250e15db0176dcb31afa7610669dfbcef41d8e762c155fac29e4d495d1dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae5ca9706ddfd3a1965be92de563f69c9508ea306d40767ff646dd2862085ab4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-30T03:13:18Z",
    "title_canon_sha256": "ec28871c1206e89f65817d99b5d0eca650dbecdb072607665bf00ece465927ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6101",
    "kind": "arxiv",
    "version": 1
  }
}