Pith Number

pith:IG4K4E4W

pith:2014:IG4K4E4WVKPMSURXGSHSHIJFYO

not attested not anchored not stored refs pending

The Spatial Structure of Young Stellar Clusters. I. Subclusters

(2) University of Western Australia, (3) McMaster University, (4) University of Exeter, (5) Cal Poly Pomona), Adrian J. Baddeley (2), Alison Sills (3), Eric D. Feigelson (1), Heather A. Busk (1), Kevin L. Luhman (1), Konstantin V. Getman (1), Matthew R. Bate (4), Matthew S. Povich (5), Michael A. Kuhn (1), Patrick S. Broos (1), Robert R. King (4) ((1) Penn State University, Tim Naylor (4)

arxiv:1403.4252 v1 · 2014-03-17 · astro-ph.GA · 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{IG4K4E4WVKPMSURXGSHSHIJFYO}

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	2026-05-18T01:44:00.295923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41b8ae1396aa9ec95237348f23a125c39a5cf2cb0d9a597ed806c8861e834d36

Aliases

arxiv: 1403.4252 · arxiv_version: 1403.4252v1 · doi: 10.48550/arxiv.1403.4252 · pith_short_12: IG4K4E4WVKPM · pith_short_16: IG4K4E4WVKPMSURX · pith_short_8: IG4K4E4W

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/IG4K4E4WVKPMSURXGSHSHIJFYO \
  | 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: 41b8ae1396aa9ec95237348f23a125c39a5cf2cb0d9a597ed806c8861e834d36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2194bd12da44fa9262046d1aa0bffd90b56d4d5b58cdb4f6090d043e733b707",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-17T20:00:27Z",
    "title_canon_sha256": "ec801ddc00c9fc38d621435b577854858f5262ad82e6c1caaa9ec738d23d4314"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4252",
    "kind": "arxiv",
    "version": 1
  }
}