Pith Number

pith:OTKQFPXN

pith:2024:OTKQFPXNDUV77ITGY5RYJ3ETGZ

not attested not anchored not stored refs pending

Galaxy Morphological Classification with Manifold Learning

Andrii Khlevniuk, Maksym Tsizh, Vasyl Semenov, Vitalii Tymchyshyn, Volodymyr Bezguba

arxiv:2412.09358 v2 · 2024-12-12 · 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{OTKQFPXNDUV77ITGY5RYJ3ETGZ}

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	2026-07-05T10:52:17.024916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74d502beed1d2bffa266c76384ec9336687a70d5f66e764cb88b801618eeea8a

Aliases

arxiv: 2412.09358 · arxiv_version: 2412.09358v2 · doi: 10.48550/arxiv.2412.09358 · pith_short_12: OTKQFPXNDUV7 · pith_short_16: OTKQFPXNDUV77ITG · pith_short_8: OTKQFPXN

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/OTKQFPXNDUV77ITGY5RYJ3ETGZ \
  | 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: 74d502beed1d2bffa266c76384ec9336687a70d5f66e764cb88b801618eeea8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73d0dce82006d8f2bb5577dce381d08079fc08ab657bf5831d44945efcffe83c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-12-12T15:26:29Z",
    "title_canon_sha256": "0c4e1cc0c22cb3f63b8d10bdc89e76bc13615d8eebde19bc24ef720ae3a63add"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.09358",
    "kind": "arxiv",
    "version": 2
  }
}