Pith Number

pith:JFVROKU6

pith:2010:JFVROKU656ZWKM77CRXWQKKJUG

not attested not anchored not stored refs pending

K 1-6: an asymmetric planetary nebula with a binary central star

Claire Graham-White, David J. Frew, David McKinnon, Isabel Colman, Jeff Stanger, John Hedberg, Julia Picone-Murray, Juliette Mai, Katerina Papadakis, Lena Danaia, Mart\'in A. Guerrero, Melanie Vo Hoang, Michael Fitzgerald, Qing Wen Li, Quentin Parker, Robert Hollow, Shu Han Bor, Vivian Yean, Yvonne An

arxiv:1009.5914 v1 · 2010-09-29 · 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{JFVROKU656ZWKM77CRXWQKKJUG}

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	2026-05-18T02:05:13.541376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

496b172a9eefb36533ff146f682949a18f449395442c7cfa5d234883716d5dfc

Aliases

arxiv: 1009.5914 · arxiv_version: 1009.5914v1 · doi: 10.48550/arxiv.1009.5914 · pith_short_12: JFVROKU656ZW · pith_short_16: JFVROKU656ZWKM77 · pith_short_8: JFVROKU6

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/JFVROKU656ZWKM77CRXWQKKJUG \
  | 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: 496b172a9eefb36533ff146f682949a18f449395442c7cfa5d234883716d5dfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d193b380b2012bda04498322d11208fabf6d7eb2d084e8153b22a5915bf405f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-29T15:32:30Z",
    "title_canon_sha256": "afc2d39b64c859140b59bee4cda2d33fb368611701ddc1fa35b9a6c4ce6742fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5914",
    "kind": "arxiv",
    "version": 1
  }
}