Pith Number

pith:245Q5I66

pith:2010:245Q5I664NVBENM2QNAXNWT362

not attested not anchored not stored refs pending

The fractal spatial distribution of stars in open clusters and stellar associations

Emilio J. Alfaro, Nestor Sanchez

arxiv:1011.1374 v1 · 2010-11-05 · 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{245Q5I664NVBENM2QNAXNWT362}

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	2026-05-18T03:49:45.984398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d73b0ea3dee36a12359a834176da7bf68b31b93902cd89f7a5a17c25764cd712

Aliases

arxiv: 1011.1374 · arxiv_version: 1011.1374v1 · doi: 10.48550/arxiv.1011.1374 · pith_short_12: 245Q5I664NVB · pith_short_16: 245Q5I664NVBENM2 · pith_short_8: 245Q5I66

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/245Q5I664NVBENM2QNAXNWT362 \
  | 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: d73b0ea3dee36a12359a834176da7bf68b31b93902cd89f7a5a17c25764cd712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b175a74db15af7c86a209040b46f61baed16e1228019a25daa88b50f0ae8ac23",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-11-05T12:01:27Z",
    "title_canon_sha256": "7dde386cc101986839073139d28a0fd1c86e526c8f9b4a44b4bb78f1ebc740d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.1374",
    "kind": "arxiv",
    "version": 1
  }
}