Pith Number

pith:VN4XMYAD

pith:2005:VN4XMYADDA724QMQXH54TERXGM

not attested not anchored not stored refs pending

109 new Galactic open clusters

A.E. Piskunov, E. Schilbach, N.V. Kharchenko, R.-D. Scholz, S. R\"oser

arxiv:astro-ph/0505019 v1 · 2005-05-02 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VN4XMYADDA724QMQXH54TERXGM}

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	2026-05-18T01:08:59.082505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab79766003183fae4190b9fbc99237332559aa127b9a01a8ee69a3ce6fd939eb

Aliases

arxiv: astro-ph/0505019 · arxiv_version: astro-ph/0505019v1 · doi: 10.48550/arxiv.astro-ph/0505019 · pith_short_12: VN4XMYADDA72 · pith_short_16: VN4XMYADDA724QMQ · pith_short_8: VN4XMYAD

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/VN4XMYADDA724QMQXH54TERXGM \
  | 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: ab79766003183fae4190b9fbc99237332559aa127b9a01a8ee69a3ce6fd939eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db79a8fd2a484435d96c776f6608700f6f5ee7a80582b83a4b1c4c30bbaeaaac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-02T13:33:38Z",
    "title_canon_sha256": "31fbbca7092492562bf70b1ff5ae0bbcb568edde6646f7237749e189d4db1166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505019",
    "kind": "arxiv",
    "version": 1
  }
}