Pith Number

pith:YMDTGZXC

pith:2014:YMDTGZXCUPUNE5JHB5CMNQRAVE

not attested not anchored not stored refs pending

Photoelectric search for peculiar stars in open clusters. XV. Feinstein 1, NGC 2168, NGC 2323, NGC 2437, NGC 2547, NGC 4103, NGC 6025, NGC 6633, Stock 2, and Trumpler 2

A. Schnell, E. Paunzen, H.M. Maitzen, K. Pavlovski, M. Netopil, M. Zejda

arxiv:1403.3538 v1 · 2014-03-14 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMDTGZXCUPUNE5JHB5CMNQRAVE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:52:25.393433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3073366e2a3e8d275270f44c6c220a90ed36bfc3cdaadc75fd80fa30571e0de

Aliases

arxiv: 1403.3538 · arxiv_version: 1403.3538v1 · doi: 10.48550/arxiv.1403.3538 · pith_short_12: YMDTGZXCUPUN · pith_short_16: YMDTGZXCUPUNE5JH · pith_short_8: YMDTGZXC

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/YMDTGZXCUPUNE5JHB5CMNQRAVE \
  | 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: c3073366e2a3e8d275270f44c6c220a90ed36bfc3cdaadc75fd80fa30571e0de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd8a48a6a9bf6a6c948a3540fc5111520bfcd39ce43b25275208b607033b5d76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-14T11:35:59Z",
    "title_canon_sha256": "d6ec699911397faa2407022e9930e2b0badbb1a7fde9d2d5e8389ef7aac216e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3538",
    "kind": "arxiv",
    "version": 1
  }
}