Pith Number

pith:NPE7MM5B

pith:2013:NPE7MM5BCLPFH2WT43IIMMELYV

not attested not anchored not stored refs pending

The Range of Variation of the Mass of the Most Massive Star in Stellar Clusters Derived from 35 Million Monte Carlo Simulations

Bogdan Popescu, M.M. Hanson

arxiv:1311.5264 v1 · 2013-11-20 · 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{NPE7MM5BCLPFH2WT43IIMMELYV}

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	2026-05-18T01:46:11.819363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc9f633a112de53ead3e6d086308bc56348717361a3908efb54a9181da7d659

Aliases

arxiv: 1311.5264 · arxiv_version: 1311.5264v1 · doi: 10.48550/arxiv.1311.5264 · pith_short_12: NPE7MM5BCLPF · pith_short_16: NPE7MM5BCLPFH2WT · pith_short_8: NPE7MM5B

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/NPE7MM5BCLPFH2WT43IIMMELYV \
  | 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: 6bc9f633a112de53ead3e6d086308bc56348717361a3908efb54a9181da7d659

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4342078aef74c06575164870764a510df2e09ddf617886b4ee0bbe4ed859321",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-20T23:28:10Z",
    "title_canon_sha256": "83f7e2cbd0a3a1537dc6fb927ea444c158b21f94bde7c80fb6b265eb240cdca2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5264",
    "kind": "arxiv",
    "version": 1
  }
}