Pith Number

pith:NO4TB5WK

pith:2014:NO4TB5WKN32CWY7ZVBWZFM7WKG

not attested not anchored not stored refs pending

Photometric Investigation of the Total-Eclipsing Contact Binary V12 in the Intermediate-age Open Cluster NGC 7789

A.-A Haroon, A. Essam, G. B. Ali, J.-J. Wang, L. Liu, S.-B. Qian

arxiv:1402.5001 v1 · 2014-02-20 · 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{NO4TB5WKN32CWY7ZVBWZFM7WKG}

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	2026-05-18T01:44:35.793941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bb930f6ca6ef42b63f9a86d92b3f651ba29571807d71c7d91db5009735300ea

Aliases

arxiv: 1402.5001 · arxiv_version: 1402.5001v1 · doi: 10.48550/arxiv.1402.5001 · pith_short_12: NO4TB5WKN32C · pith_short_16: NO4TB5WKN32CWY7Z · pith_short_8: NO4TB5WK

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/NO4TB5WKN32CWY7ZVBWZFM7WKG \
  | 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: 6bb930f6ca6ef42b63f9a86d92b3f651ba29571807d71c7d91db5009735300ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8db375ad8994703a7760ee3d7aec427414eddc26b157ae35e2a75e633bc008c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-20T14:06:00Z",
    "title_canon_sha256": "2e47cde31fc99d62ff8ebd14686a75e9cd4ce8ed5cc92a574fc6812887bdec23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5001",
    "kind": "arxiv",
    "version": 1
  }
}