Pith Number

pith:C254AI4X

pith:2013:C254AI4XIZKSMHMOGQJHTZODZR

not attested not anchored not stored refs pending

A New Population of Planetary Nebulae Discovered in the Large Magellanic Cloud (IV): The Outer LMC

Quentin A. Parker, Warren A. Reid

arxiv:1308.5484 v2 · 2013-08-26 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C254AI4XIZKSMHMOGQJHTZODZR}

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	2026-05-18T01:47:58.691120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16bbc023974655261d8e341279e5c3cc7522510cc3a91ed2b26abad2c1290900

Aliases

arxiv: 1308.5484 · arxiv_version: 1308.5484v2 · doi: 10.48550/arxiv.1308.5484 · pith_short_12: C254AI4XIZKS · pith_short_16: C254AI4XIZKSMHMO · pith_short_8: C254AI4X

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/C254AI4XIZKSMHMOGQJHTZODZR \
  | 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: 16bbc023974655261d8e341279e5c3cc7522510cc3a91ed2b26abad2c1290900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74c27a5c4fe459ec0d587425b8453d32444f0d3b9fc1332fb691d015ac29d5a9",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-08-26T04:26:47Z",
    "title_canon_sha256": "f9d2634873c5c17927d74fce5c6f9a8ad7d1de6489bb45aca485b6aa7326c260"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5484",
    "kind": "arxiv",
    "version": 2
  }
}