Pith Number

pith:NDDJGS4E

pith:2018:NDDJGS4ECKUBKU73CCNRWIXL5C

not attested not anchored not stored refs pending

CCD UBV photometric study of five open clusters - Dolidze 36, NGC 6728, NGC 6800, NGC 7209 and Platais 1

A. B. Akti, C. S. Basaran, E. Paunzen, E. Vurgun, H. Urgup, M. Celebi, S. Ak, S. Bilir, T. Ak, T. Guver, T. Yontan, Z. F. Bostanci

arxiv:1806.00947 v1 · 2018-06-04 · 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{NDDJGS4ECKUBKU73CCNRWIXL5C}

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	2026-05-18T00:12:16.698456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c6934b8412a81553fb109b1b22ebe8ad6b5928a1c466edae539ffc1223459a

Aliases

arxiv: 1806.00947 · arxiv_version: 1806.00947v1 · doi: 10.48550/arxiv.1806.00947 · pith_short_12: NDDJGS4ECKUB · pith_short_16: NDDJGS4ECKUBKU73 · pith_short_8: NDDJGS4E

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/NDDJGS4ECKUBKU73CCNRWIXL5C \
  | 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: 68c6934b8412a81553fb109b1b22ebe8ad6b5928a1c466edae539ffc1223459a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97127c5532f40c9c7efbd2f7d12cd1f3e1f8924384ed325ae4ae5bc0e624b3a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-04T04:31:34Z",
    "title_canon_sha256": "5a37b4192d8ad45ef101d63564dd8848671dfedc08b3584d58e26a50d26802a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00947",
    "kind": "arxiv",
    "version": 1
  }
}