Pith Number

pith:M4E6V3HT

pith:2006:M4E6V3HTSNGKEUHD6L5YHEFVMU

not attested not anchored not stored refs pending

The Maximum Mass of Star Clusters

2), (2) ESO Garching, (3) University College London), M. Gieles (1), M.R. Haas (1), N. Bastian (3) ((1) Utrecht University, R.A.Scheepmaker (1), S.S. Larsen (1

arxiv:astro-ph/0604578 v1 · 2006-04-27 · 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{M4E6V3HTSNGKEUHD6L5YHEFVMU}

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	2026-05-18T01:40:32.031379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6709eaecf3934ca250e3f2fb8390b5653967ca5c7fe5a95a6250936815835386

Aliases

arxiv: astro-ph/0604578 · arxiv_version: astro-ph/0604578v1 · doi: 10.48550/arxiv.astro-ph/0604578 · pith_short_12: M4E6V3HTSNGK · pith_short_16: M4E6V3HTSNGKEUHD · pith_short_8: M4E6V3HT

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/M4E6V3HTSNGKEUHD6L5YHEFVMU \
  | 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: 6709eaecf3934ca250e3f2fb8390b5653967ca5c7fe5a95a6250936815835386

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f44193d30c12836c1999d2017997df9c0cb844d230409e19976de59d69eef649",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-27T17:18:51Z",
    "title_canon_sha256": "074f1865fd0b4fbad6e746ee5a899ff010a1872e2d068db89ffd1d12effadeb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604578",
    "kind": "arxiv",
    "version": 1
  }
}