Pith Number

pith:ZRAH4A3D

pith:2021:ZRAH4A3DLO3P5BNZULCKR5RURV

not attested not anchored not stored refs pending

A Spectral-Spatial-Dependent Global Learning Framework for Insufficient and Imbalanced Hyperspectral Image Classification

Deren Li, Liangpei Zhang, Qingfeng Guan, Qiqi Zhu, Weihua Lin, Weihuan Deng, Yanfei Zhong, Zhuo Zheng

arxiv:2105.14327 v1 · 2021-05-29 · 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{ZRAH4A3DLO3P5BNZULCKR5RURV}

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	2026-07-05T02:44:22.727118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc407e03635bb6fe85b9a2c4a8f6348d5736729ea8503de69bad415dbde9136a

Aliases

arxiv: 2105.14327 · arxiv_version: 2105.14327v1 · doi: 10.48550/arxiv.2105.14327 · pith_short_12: ZRAH4A3DLO3P · pith_short_16: ZRAH4A3DLO3P5BNZ · pith_short_8: ZRAH4A3D

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/ZRAH4A3DLO3P5BNZULCKR5RURV \
  | 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: cc407e03635bb6fe85b9a2c4a8f6348d5736729ea8503de69bad415dbde9136a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "923523a159691fc67fef73638cf11310a4ca22f2b92de4f97b5eb0cc4e50558a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-29T15:39:03Z",
    "title_canon_sha256": "da8bb05c4aa75345101ced5c2615cc31ea03427c91c68a119f0e51840cd5cb55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14327",
    "kind": "arxiv",
    "version": 1
  }
}