Pith Number

pith:W5BK57ER

pith:2018:W5BK57ERD4MFM7QLGOJYRZVXV3

not attested not anchored not stored refs pending

Weighted Linear Discriminant Analysis based on Class Saliency Information

Alexandros Iosifidis, Lei Xu, Moncef Gabbouj

arxiv:1802.06547 v1 · 2018-02-19 · 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{W5BK57ERD4MFM7QLGOJYRZVXV3}

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	2026-05-18T00:23:02.977108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b742aefc911f18567e0b339388e6b7aeccb7d012076d4b1f4552d464b5658998

Aliases

arxiv: 1802.06547 · arxiv_version: 1802.06547v1 · doi: 10.48550/arxiv.1802.06547 · pith_short_12: W5BK57ERD4MF · pith_short_16: W5BK57ERD4MFM7QL · pith_short_8: W5BK57ER

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/W5BK57ERD4MFM7QLGOJYRZVXV3 \
  | 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: b742aefc911f18567e0b339388e6b7aeccb7d012076d4b1f4552d464b5658998

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73756399bf8649efcbd2b7641461be0a9eb95be63c927fc520cb381e09399f63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-19T08:34:41Z",
    "title_canon_sha256": "5fdd6f0e8e6168a5c169ac44e7a2b8b1c3104c39ab0376cc6f9cd301267e17fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06547",
    "kind": "arxiv",
    "version": 1
  }
}