Pith Number

pith:VGMJXVWW

pith:2009:VGMJXVWWB7XDQJDDOO5ROTVD4N

not attested not anchored not stored refs pending

Astrophysical parameters of 14 open clusters projected close to the Galactic plane

Charles Bonatto, Denilso Camargo, Eduardo Bica

arxiv:0910.1732 v1 · 2009-10-09 · 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{VGMJXVWWB7XDQJDDOO5ROTVD4N}

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	2026-05-18T03:59:01.649391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9989bd6d60fee38246373bb174ea3e3626b5c16a967d0c67f6ff380d2825715

Aliases

arxiv: 0910.1732 · arxiv_version: 0910.1732v1 · doi: 10.48550/arxiv.0910.1732 · pith_short_12: VGMJXVWWB7XD · pith_short_16: VGMJXVWWB7XDQJDD · pith_short_8: VGMJXVWW

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/VGMJXVWWB7XDQJDDOO5ROTVD4N \
  | 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: a9989bd6d60fee38246373bb174ea3e3626b5c16a967d0c67f6ff380d2825715

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4285bb2b4d9351723ab328fdee2e7697b56c5f41298817bfc469d5974d18ecf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-09T13:11:42Z",
    "title_canon_sha256": "62501b340d410a4562b4042829c97356aaf3486a9daf57c7af9e408dfaec1373"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1732",
    "kind": "arxiv",
    "version": 1
  }
}