Pith Number

pith:SPGDDFMC

pith:2023:SPGDDFMCTEZB5QVAQBFT45YCFP

not attested not anchored not stored refs pending

Leaf Cultivar Identification via Prototype-enhanced Learning

Cuiling Wu, Jun Wang, Nannan Li, Xianzhong Feng, Xiaogang Xu, Ying Zheng, Yiyi Zhang, Zhiwen Ying

arxiv:2305.03351 v1 · 2023-05-05 · 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{SPGDDFMCTEZB5QVAQBFT45YCFP}

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	2026-07-05T06:07:22.329256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93cc31958299321ec2a0804b3e77022bfa2c491e59d217f28b77cf5850f28309

Aliases

arxiv: 2305.03351 · arxiv_version: 2305.03351v1 · doi: 10.48550/arxiv.2305.03351 · pith_short_12: SPGDDFMCTEZB · pith_short_16: SPGDDFMCTEZB5QVA · pith_short_8: SPGDDFMC

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/SPGDDFMCTEZB5QVAQBFT45YCFP \
  | 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: 93cc31958299321ec2a0804b3e77022bfa2c491e59d217f28b77cf5850f28309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6420bf6eb94dd7ca522fab888397de56e6b60c421b4600e30a582d580d6feb14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-05-05T08:11:31Z",
    "title_canon_sha256": "c5204e976c43e686b537aaf07578db8868b6997fe5c93e6a1ddf5ca53434c3d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.03351",
    "kind": "arxiv",
    "version": 1
  }
}