Pith Number

pith:2FS23NOY

pith:2012:2FS23NOY7FIRTQYOU6L5WVEOHE

not attested not anchored not stored refs pending

Dynamics of the NGC 4636 globular cluster system II. Improved constraints from a large sample of globular cluster velocities

Boris Dirsch, Michael Hilker, Ricardo Salinas, Soeren S. Larsen, Tom Richtler, Ylva Schuberth

arxiv:1205.2093 v1 · 2012-05-09 · 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{2FS23NOY7FIRTQYOU6L5WVEOHE}

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	2026-05-18T01:57:34.214989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d165adb5d8f95119c30ea797db548e391b0456034c455708e86a87e44faa668e

Aliases

arxiv: 1205.2093 · arxiv_version: 1205.2093v1 · doi: 10.48550/arxiv.1205.2093 · pith_short_12: 2FS23NOY7FIR · pith_short_16: 2FS23NOY7FIRTQYO · pith_short_8: 2FS23NOY

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/2FS23NOY7FIRTQYOU6L5WVEOHE \
  | 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: d165adb5d8f95119c30ea797db548e391b0456034c455708e86a87e44faa668e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce00b8b534e80e9f26b9489ce0a540b981a286a2ba7e13cd38b200c0a248dfa0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-09T20:06:57Z",
    "title_canon_sha256": "d11a383cb835841e5c1331622dd7ae5fb3cbf535e6f5804b9d6a66c785cf2c5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2093",
    "kind": "arxiv",
    "version": 1
  }
}