Pith Number

pith:XEJMNVHY

pith:2003:XEJMNVHY4SHXS56W24KSB7VDUK

not attested not anchored not stored refs pending

New analysis in the field of open cluster Collinder 223

A. L. Tadross

arxiv:astro-ph/0309327 v3 · 2003-09-11 · 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{XEJMNVHY4SHXS56W24KSB7VDUK}

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	2026-05-18T02:40:26.928516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b912c6d4f8e48f7977d6d71520fea3a28bdab2bd84cad1d1d40ba0d235345000

Aliases

arxiv: astro-ph/0309327 · arxiv_version: astro-ph/0309327v3 · doi: 10.48550/arxiv.astro-ph/0309327 · pith_short_12: XEJMNVHY4SHX · pith_short_16: XEJMNVHY4SHXS56W · pith_short_8: XEJMNVHY

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/XEJMNVHY4SHXS56W24KSB7VDUK \
  | 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: b912c6d4f8e48f7977d6d71520fea3a28bdab2bd84cad1d1d40ba0d235345000

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8844b509ffc676a453e4a74d99c341bd9744fba78d9457469969ce8b9e0ddb67",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-11T19:33:26Z",
    "title_canon_sha256": "0cbbbd6163350354fd2e388e91ae30c1237cd65323b394546b591fda3db74b1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309327",
    "kind": "arxiv",
    "version": 3
  }
}