Pith Number

pith:BLE7WOVJ

pith:2011:BLE7WOVJYBTSWASLURY4ASHKN6

not attested not anchored not stored refs pending

Some Systematics of Galactic Globular Clusters

Sidney van den Bergh

arxiv:1108.0708 v1 · 2011-08-02 · 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{BLE7WOVJYBTSWASLURY4ASHKN6}

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	2026-05-18T02:01:03.866440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac9fb3aa9c0672b024ba471c048ea6f9a388c0bbc110d09bcc0b2d44fed5c74

Aliases

arxiv: 1108.0708 · arxiv_version: 1108.0708v1 · doi: 10.48550/arxiv.1108.0708 · pith_short_12: BLE7WOVJYBTS · pith_short_16: BLE7WOVJYBTSWASL · pith_short_8: BLE7WOVJ

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/BLE7WOVJYBTSWASLURY4ASHKN6 \
  | 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: 0ac9fb3aa9c0672b024ba471c048ea6f9a388c0bbc110d09bcc0b2d44fed5c74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8353221fc14673fd085e6ec1283a195bc52f89a4ca5dea67f1542662715e447b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-08-02T22:57:11Z",
    "title_canon_sha256": "06cd1300cb6dfddea894359dcaf453325ea5bb234bd0762b13489baac5d24c67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0708",
    "kind": "arxiv",
    "version": 1
  }
}