Pith Number

pith:6I54CLML

pith:2010:6I54CLML7TUCNN2HRTJB4QAGPV

not attested not anchored not stored refs pending

The distinction between star clusters and associations

(2) Leiden), Mark Gieles (1), Simon Portegies Zwart (2) ((1) Cambridge

arxiv:1010.1720 v1 · 2010-10-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6I54CLML7TUCNN2HRTJB4QAGPV}

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	2026-05-18T04:19:54.729935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f23bc12d8bfce826b7478cd21e40067d76bf37f6b1ca6940919fcf93fed2418b

Aliases

arxiv: 1010.1720 · arxiv_version: 1010.1720v1 · doi: 10.48550/arxiv.1010.1720 · pith_short_12: 6I54CLML7TUC · pith_short_16: 6I54CLML7TUCNN2H · pith_short_8: 6I54CLML

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/6I54CLML7TUCNN2HRTJB4QAGPV \
  | 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: f23bc12d8bfce826b7478cd21e40067d76bf37f6b1ca6940919fcf93fed2418b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b35862c7f9dab5af8ef0bba921d0004f13e0cd1e1165feebdbb00c1235f92519",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-10-08T15:47:42Z",
    "title_canon_sha256": "265668e287ef31b106691a47ed3e963556545c48f7a717c184975044938df509"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1720",
    "kind": "arxiv",
    "version": 1
  }
}