Pith Number

pith:4ODETEZD

pith:2023:4ODETEZD2OPV46KI5BVX3QIQBY

not attested not anchored not stored refs pending

The Classification of Galaxy Morphology in H-band of COSMOS-DASH Field: a combination-based machine learning clustering model

Chichun Zhou, Guanwen Fang, Jie Song, Jun Xu, Shuo Ba, Xu Kong, Yao Dai, Yizhou Gu, Zesen Lin

arxiv:2307.02335 v2 · 2023-07-05 · 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{4ODETEZD2OPV46KI5BVX3QIQBY}

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	2026-07-05T06:28:20.535974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e386499323d39f5e7948e86b7dc1100e0d8b62ea25af1b067d5d5f89a6dcf7cd

Aliases

arxiv: 2307.02335 · arxiv_version: 2307.02335v2 · doi: 10.48550/arxiv.2307.02335 · pith_short_12: 4ODETEZD2OPV · pith_short_16: 4ODETEZD2OPV46KI · pith_short_8: 4ODETEZD

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/4ODETEZD2OPV46KI5BVX3QIQBY \
  | 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: e386499323d39f5e7948e86b7dc1100e0d8b62ea25af1b067d5d5f89a6dcf7cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f53f33c17b21cca1c9e8fdb7929cef9e762b4698d79a5dc48cd95365ea87df",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-07-05T14:43:27Z",
    "title_canon_sha256": "51464a8a03a23e7f753cd17dbee4129b054e26a0fd498f6a5d765d08d93a27e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.02335",
    "kind": "arxiv",
    "version": 2
  }
}