Pith Number

pith:6NBD2ZOT

pith:2024:6NBD2ZOTPQZSLU2MKBLPJLRFF5

not attested not anchored not stored refs pending

An efficient unsupervised classification model for galaxy morphology: Voting clustering based on coding from ConvNeXt large model

Anqi Mao, Chichun Zhou, Guanwen Fang, Jie Song, Xiaotong Guo, Xu Kong, Yao Dai, Yizhou Gu, Zesen Lin

arxiv:2501.00380 v1 · 2024-12-31 · 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{6NBD2ZOTPQZSLU2MKBLPJLRFF5}

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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	2026-07-05T09:55:44.172209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3423d65d37c3325d34c5056f4ae252f45dd6cfb9d5872e1ef6c1acece64c782

Aliases

arxiv: 2501.00380 · arxiv_version: 2501.00380v1 · doi: 10.48550/arxiv.2501.00380 · pith_short_12: 6NBD2ZOTPQZS · pith_short_16: 6NBD2ZOTPQZSLU2M · pith_short_8: 6NBD2ZOT

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/6NBD2ZOTPQZSLU2MKBLPJLRFF5 \
  | 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: f3423d65d37c3325d34c5056f4ae252f45dd6cfb9d5872e1ef6c1acece64c782

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f71002d83958f3b58f6494c0bc731329f7b9d6aa2f39a70cd2044b187985ff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-12-31T10:28:19Z",
    "title_canon_sha256": "3e7f6c0cf01290a97b8940f81daf3d80ed48635fb32799512ff1c67a1cecc5c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.00380",
    "kind": "arxiv",
    "version": 1
  }
}