Pith Number

pith:VX4GQBI3

pith:2026:VX4GQBI3C45JPCNCOC7UHE7QAK

not attested not anchored not stored refs pending

Point-Selection Fine-Tuning Framework for Robust Point Cloud Classification

Chang Ma, Da Li, Dongfu Yin

arxiv:2607.19711 v1 · 2026-07-22 · 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{VX4GQBI3C45JPCNCOC7UHE7QAK}

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	2026-07-23T00:24:05.010391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adf868051b173a9789a270bf4393f002b691bae85d150403a28848ddc47aacf1

Aliases

arxiv: 2607.19711 · arxiv_version: 2607.19711v1 · doi: 10.48550/arxiv.2607.19711 · pith_short_12: VX4GQBI3C45J · pith_short_16: VX4GQBI3C45JPCNC · pith_short_8: VX4GQBI3

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/VX4GQBI3C45JPCNCOC7UHE7QAK \
  | 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: adf868051b173a9789a270bf4393f002b691bae85d150403a28848ddc47aacf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b69797254d234af693396fcd4598ba9d81838682896d3812b3a99a4831195c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-22T03:27:18Z",
    "title_canon_sha256": "77d84aed8de22f626207757cfc57cd923b7d5503830066199b9a56d19d79033e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19711",
    "kind": "arxiv",
    "version": 1
  }
}