Pith Number

pith:2HJWTVRT

pith:2009:2HJWTVRTSX7F7SRAAX6XXXTWEH

not attested not anchored not stored refs pending

On the Fundamental Line of Galactic and Extragalactic Globular Clusters

Giuseppe Bertin, Mario Pasquato

arxiv:0911.1364 v2 · 2009-11-06 · 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{2HJWTVRTSX7F7SRAAX6XXXTWEH}

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	2026-05-18T02:10:58.526068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1d369d63395fe5fca2005fd7bde7621e9f784109777c8128028b64dd6fd99e5

Aliases

arxiv: 0911.1364 · arxiv_version: 0911.1364v2 · doi: 10.48550/arxiv.0911.1364 · pith_short_12: 2HJWTVRTSX7F · pith_short_16: 2HJWTVRTSX7F7SRA · pith_short_8: 2HJWTVRT

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/2HJWTVRTSX7F7SRAAX6XXXTWEH \
  | 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: d1d369d63395fe5fca2005fd7bde7621e9f784109777c8128028b64dd6fd99e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60b645f79d135f11d06dbfed71d72a6edfc13061071745cebc497e00f887db59",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-11-06T21:36:23Z",
    "title_canon_sha256": "dd073eb35f4da0b4a456b86fda096ec993a6b480943e683f1f4dd7897dab3ce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1364",
    "kind": "arxiv",
    "version": 2
  }
}