Pith Number

pith:AY5WJ7FU

pith:2002:AY5WJ7FUR3PZFUPEBC3FBWJ73J

not attested not anchored not stored refs pending

The Formation of a Star Cluster: Predicting the Properties of Stars and Brown Dwarfs

Ian A. Bonnell, Matthew R. Bate, Volker Bromm

arxiv:astro-ph/0212380 v1 · 2002-12-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AY5WJ7FUR3PZFUPEBC3FBWJ73J}

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	2026-05-18T04:23:01.039245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

063b64fcb48edf92d1e408b650d93fda40af1eb8f4e3a482ac41384787441de6

Aliases

arxiv: astro-ph/0212380 · arxiv_version: astro-ph/0212380v1 · doi: 10.48550/arxiv.astro-ph/0212380 · pith_short_12: AY5WJ7FUR3PZ · pith_short_16: AY5WJ7FUR3PZFUPE · pith_short_8: AY5WJ7FU

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/AY5WJ7FUR3PZFUPEBC3FBWJ73J \
  | 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: 063b64fcb48edf92d1e408b650d93fda40af1eb8f4e3a482ac41384787441de6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "403fdad7a8d40eb5a0804f6e2e6e629da78efd7418ef3150b675b16bb6429a1f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-17T17:03:37Z",
    "title_canon_sha256": "2ee492dbdad2ffd302173eb363d3b0bbcb03881ec91b3c522c7bbce47505ddf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212380",
    "kind": "arxiv",
    "version": 1
  }
}