Pith Number

pith:LUZPCMZH

pith:2019:LUZPCMZHPM4KUP7O3ZEQ57ZKCT

not attested not anchored not stored refs pending

Clustering with Similarity Preserving

Boyu Wang, Honghui Xu, Hongyuan Zhu, Zenglin Xu, Zhao Kang

arxiv:1905.08419 v1 · 2019-05-21 · cs.LG · cs.AI · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LUZPCMZHPM4KUP7O3ZEQ57ZKCT}

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	2026-05-17T23:45:43.273906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d32f133277b38aa3feede490eff2a14e5202ca5a17aa2a9d73a151364e9e35f

Aliases

arxiv: 1905.08419 · arxiv_version: 1905.08419v1 · doi: 10.48550/arxiv.1905.08419 · pith_short_12: LUZPCMZHPM4K · pith_short_16: LUZPCMZHPM4KUP7O · pith_short_8: LUZPCMZH

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/LUZPCMZHPM4KUP7O3ZEQ57ZKCT \
  | 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: 5d32f133277b38aa3feede490eff2a14e5202ca5a17aa2a9d73a151364e9e35f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06503b0a59c5d6537ab440d4f6fdc43ed25ff6ffe02917336920249d729ed399",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-21T03:11:30Z",
    "title_canon_sha256": "619193c9247880ea543769cba77c04d163877e7c7269d3cb3479ce469c1d6f34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08419",
    "kind": "arxiv",
    "version": 1
  }
}