Pith Number

pith:XH7ETBW2

pith:2019:XH7ETBW2Z3ZRNYI6LCEXGW62BA

not attested not anchored not stored refs pending

Bilinear discriminant feature line analysis for image feature extraction

Jeng-Shyang Pan, Jun-Bao Li, Lijun Yan, Linlin Tang, Xiaorui Zhu

arxiv:1905.03710 v1 · 2019-05-03 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XH7ETBW2Z3ZRNYI6LCEXGW62BA}

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	2026-05-17T23:46:36.899136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9fe4986dacef316e11e5889735bda08398ab6de224ea9c8d84a7900aad48189

Aliases

arxiv: 1905.03710 · arxiv_version: 1905.03710v1 · doi: 10.48550/arxiv.1905.03710 · pith_short_12: XH7ETBW2Z3ZR · pith_short_16: XH7ETBW2Z3ZRNYI6 · pith_short_8: XH7ETBW2

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/XH7ETBW2Z3ZRNYI6LCEXGW62BA \
  | 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: b9fe4986dacef316e11e5889735bda08398ab6de224ea9c8d84a7900aad48189

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b93e2ef540f2a4596a19953eed57ba39ae220fc3f79548cd7b924fd901acab1",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-03T04:54:43Z",
    "title_canon_sha256": "e3c2ac0ae1faf467de133631baad5841c4cea248e0a1b62138e9801318bbffab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03710",
    "kind": "arxiv",
    "version": 1
  }
}