Pith Number

pith:LAXVGQBN

pith:2022:LAXVGQBNDWCLZYQWRCKL3OKLN4

not attested not anchored not stored refs pending

An investigation of open clusters Berkeley 68 and Stock 20 using CCD UBV and Gaia DR3 data

Talar Yontan

arxiv:2211.09825 v1 · 2022-11-17 · astro-ph.GA · 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{LAXVGQBNDWCLZYQWRCKL3OKLN4}

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	2026-07-05T05:39:25.493460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

582f53402d1d84bce2168894bdb94b6f2dea358e4da60602fa7b6f30808c1d63

Aliases

arxiv: 2211.09825 · arxiv_version: 2211.09825v1 · doi: 10.48550/arxiv.2211.09825 · pith_short_12: LAXVGQBNDWCL · pith_short_16: LAXVGQBNDWCLZYQW · pith_short_8: LAXVGQBN

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/LAXVGQBNDWCLZYQWRCKL3OKLN4 \
  | 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: 582f53402d1d84bce2168894bdb94b6f2dea358e4da60602fa7b6f30808c1d63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf461f257b0fc487791d54664683a8dbe320ce404866d366d003c63b87448d00",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-11-17T19:00:01Z",
    "title_canon_sha256": "b797703904c3647f92dfeaa717991ee10696de1a0cdc3794145e2e13844114ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.09825",
    "kind": "arxiv",
    "version": 1
  }
}