Pith Number

pith:W4FNR5OV

pith:2013:W4FNR5OVG4KVABNA42J2TSS6FB

not attested not anchored not stored refs pending

The Clusters AgeS Experiment (CASE): Variable Stars in the Globular Cluster 47 Tucanae

J. Kaluzny, K. Zloczewski, M. Rozyczka, W. Krzeminski, W. Narloch, W. Pych

arxiv:1308.6457 v2 · 2013-08-29 · 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{W4FNR5OVG4KVABNA42J2TSS6FB}

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	2026-05-18T02:51:15.048658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b70ad8f5d537155005a0e693a9ca5e286da99084cf23f9640ecfa8af5b4191fa

Aliases

arxiv: 1308.6457 · arxiv_version: 1308.6457v2 · doi: 10.48550/arxiv.1308.6457 · pith_short_12: W4FNR5OVG4KV · pith_short_16: W4FNR5OVG4KVABNA · pith_short_8: W4FNR5OV

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/W4FNR5OVG4KVABNA42J2TSS6FB \
  | 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: b70ad8f5d537155005a0e693a9ca5e286da99084cf23f9640ecfa8af5b4191fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb6a1b515009894067bdfdba697077c3c20d09b5c611c378287b6d5f3daac55e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-29T13:13:26Z",
    "title_canon_sha256": "81b9a1aa85db13f6110bfcb08e61b0d47585bde9fe61e037ddbf53664c9c1d89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6457",
    "kind": "arxiv",
    "version": 2
  }
}