Pith Number

pith:WBEDF3CA

pith:2014:WBEDF3CAMJD3LRWX3PEZS5PCRG

not attested not anchored not stored refs pending

A CCD Search for Variable Stars of Spectral Type B in the Northern Hemisphere Open Clusters. IX. NGC 457

A. Pigulski, D. Mo\'zdzierski, G. Kopacki, M. St\k{e}\'slicki, Z. Ko{\l}aczkowski

arxiv:1406.4653 v1 · 2014-06-18 · 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{WBEDF3CAMJD3LRWX3PEZS5PCRG}

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	2026-05-18T02:49:31.058412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b04832ec406247b5c6d7dbc99975e2899b7b2ea8c63fee5706f188bf8a81c781

Aliases

arxiv: 1406.4653 · arxiv_version: 1406.4653v1 · doi: 10.48550/arxiv.1406.4653 · pith_short_12: WBEDF3CAMJD3 · pith_short_16: WBEDF3CAMJD3LRWX · pith_short_8: WBEDF3CA

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/WBEDF3CAMJD3LRWX3PEZS5PCRG \
  | 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: b04832ec406247b5c6d7dbc99975e2899b7b2ea8c63fee5706f188bf8a81c781

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "999edf40d001acd502f8e8daee0999ca35882c4bb26ee6f573f3fc6da7aac5bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-06-18T09:27:41Z",
    "title_canon_sha256": "ba0206e83b2d32a923b4b3f85874090ae403f16c935a8934ccb6861ed88daa2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4653",
    "kind": "arxiv",
    "version": 1
  }
}