Pith Number

pith:YTVQMGSF

pith:2011:YTVQMGSF76JPYT7277246VVIYD

not attested not anchored not stored refs pending

Multiple populations in Omega Centauri: a cluster analysis of spectroscopic data

Catherine A. Pilachowski, Christian I. Johnson, Raffaele Gratton, Sara Lucatello, Valentina D'Orazi

arxiv:1105.5544 v1 · 2011-05-27 · 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{YTVQMGSF76JPYT7277246VVIYD}

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	2026-05-18T02:01:47.309094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4eb061a45ff92fc4ffafff5cf56a8c0cce9a2a6b7ab26115b7af244b061e031

Aliases

arxiv: 1105.5544 · arxiv_version: 1105.5544v1 · doi: 10.48550/arxiv.1105.5544 · pith_short_12: YTVQMGSF76JP · pith_short_16: YTVQMGSF76JPYT72 · pith_short_8: YTVQMGSF

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/YTVQMGSF76JPYT7277246VVIYD \
  | 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: c4eb061a45ff92fc4ffafff5cf56a8c0cce9a2a6b7ab26115b7af244b061e031

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "174e408f7a617b9c120ac91c3f2e8ad33544a76e66aae5c23abe9c37e0eaecdc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-05-27T12:46:37Z",
    "title_canon_sha256": "31c359709a0986b074eebb90b046cd185fb257bdc4fafaaf4f84f31f5b5f655d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5544",
    "kind": "arxiv",
    "version": 1
  }
}