Pith Number

pith:MQXXB2HO

pith:2025:MQXXB2HOYWYK2DXRHJ75MU2DPI

not attested not anchored not stored refs pending

Machine Learning Classification of Young Stellar Objects and Evolved Stars in the Magellanic Clouds Using the Probabilistic Random Forest Classifier

Atefeh Javadi, Habib G. Khosroshahi, Iain McDonald, Jacco Th. van Loon, Joana Oliveira, Mahdi Abdollahi, Sepideh Ghaziasgar

arxiv:2504.14242 v1 · 2025-04-19 · 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{MQXXB2HOYWYK2DXRHJ75MU2DPI}

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	2026-07-05T10:51:40.500516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

642f70e8eec5b0ad0ef13a7fd653437a01cb6e272d1afb02fa07a0e433651c17

Aliases

arxiv: 2504.14242 · arxiv_version: 2504.14242v1 · doi: 10.48550/arxiv.2504.14242 · pith_short_12: MQXXB2HOYWYK · pith_short_16: MQXXB2HOYWYK2DXR · pith_short_8: MQXXB2HO

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/MQXXB2HOYWYK2DXRHJ75MU2DPI \
  | 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: 642f70e8eec5b0ad0ef13a7fd653437a01cb6e272d1afb02fa07a0e433651c17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e147b9c7e153b8d30e333b7ffb1d9bd3b7ea2484b897f9918f23b0718ffbab5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-19T09:34:38Z",
    "title_canon_sha256": "0e2f40ed9bd8802f8d63fc6d971ae2b79229ce0b7ad5647166801cb3eb048ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14242",
    "kind": "arxiv",
    "version": 1
  }
}