Pith Number

pith:OCFSV5YA

pith:2026:OCFSV5YADYNQKSZFSYQUCLQC4O

not attested not anchored not stored refs pending

A General-Purpose VLM Can Teach an Astronomy Foundation Model to Better Recognize Galaxy Morphology

Dichang Zhang, Dimitris Samaras, Heather Yu, Jiali Cui, Jiaqi Deng, Liang Peng, Simon Birrer, Yixuan Shao, Yuanpeng Liu, Zhiqiang Lao

arxiv:2608.02300 v1 · 2026-08-03 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OCFSV5YADYNQKSZFSYQUCLQC4O}

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	2026-08-04T02:11:46.195614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

708b2af7001e1b054b259621412e02e3837ec0ab242233ed45738df556d03263

Aliases

arxiv: 2608.02300 · arxiv_version: 2608.02300v1 · doi: 10.48550/arxiv.2608.02300 · pith_short_12: OCFSV5YADYNQ · pith_short_16: OCFSV5YADYNQKSZF · pith_short_8: OCFSV5YA

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/OCFSV5YADYNQKSZFSYQUCLQC4O \
  | 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: 708b2af7001e1b054b259621412e02e3837ec0ab242233ed45738df556d03263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a524cab26443616e435f36859381a57d6dc340df529442b7a0a91e12b46f0361",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-08-03T14:26:25Z",
    "title_canon_sha256": "5f3e5e1a1179a8265adec94eb9d14d0ba0e7b724bd4bf9486a05730d9f7373e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02300",
    "kind": "arxiv",
    "version": 1
  }
}