Pith Number

pith:ZGRDFG6W

pith:2010:ZGRDFG6WAXFJFHKMDPAFOFMQH4

not attested not anchored not stored refs pending

A New Census of the variable star population in the Globular Cluster NGC 2419

C. Greco, G. Clementini, I. Musella, L. Di Fabrizio, L. Federici, M. Dall' Ora, M. Di Criscienzo, M. Marconi, V. Ripepi

arxiv:1011.5398 v1 · 2010-11-24 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGRDFG6WAXFJFHKMDPAFOFMQH4}

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	2026-05-18T02:04:39.428276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a2329bd605ca929d4c1bc05715903f0e3768a026d6a858aa9941b19f7c64ef

Aliases

arxiv: 1011.5398 · arxiv_version: 1011.5398v1 · doi: 10.48550/arxiv.1011.5398 · pith_short_12: ZGRDFG6WAXFJ · pith_short_16: ZGRDFG6WAXFJFHKM · pith_short_8: ZGRDFG6W

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/ZGRDFG6WAXFJFHKMDPAFOFMQH4 \
  | 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: c9a2329bd605ca929d4c1bc05715903f0e3768a026d6a858aa9941b19f7c64ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cfa7b4cdbe6d1e232595a96e1ee19eab9ddb876e16d71350184008770517832",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-24T15:35:21Z",
    "title_canon_sha256": "ec9585a6e4ad066d141db9388886b8ea5596cb48dd74adaf012c7ab418f0e916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5398",
    "kind": "arxiv",
    "version": 1
  }
}