Pith Number

pith:IKPJYHOB

pith:2019:IKPJYHOBF5PIP64F57TQWC5GKR

not attested not anchored not stored refs pending

Evaluation Metrics for Unsupervised Learning Algorithms

Fernando Berzal, Julio-Omar Palacio-Ni\~no

arxiv:1905.05667 v2 · 2019-05-14 · cs.LG · 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{IKPJYHOBF5PIP64F57TQWC5GKR}

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.

Cited by

2 papers in Pith

Rank, Don't Generate: Statement-level Ranking for Explainable Recommendation

Context-KG: Context-Aware Knowledge Graph Visualization with User Preferences and Ontological Guidance

Receipt and verification

First computed	2026-05-17T23:45:19.787503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

429e9c1dc12f5e87fb85efe70b0ba654789394a73520be0c56615f84106bece9

Aliases

arxiv: 1905.05667 · arxiv_version: 1905.05667v2 · doi: 10.48550/arxiv.1905.05667 · pith_short_12: IKPJYHOBF5PI · pith_short_16: IKPJYHOBF5PIP64F · pith_short_8: IKPJYHOB

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/IKPJYHOBF5PIP64F57TQWC5GKR \
  | 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: 429e9c1dc12f5e87fb85efe70b0ba654789394a73520be0c56615f84106bece9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c03d18940cfec58b3df83513eb7ac5e689af753be7af5d8d643fc8a107b50d8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-14T15:27:46Z",
    "title_canon_sha256": "bdf8885cbfeaeca4a202a0d7f4919a37525c2d52a21b98d8c83d906d9a0cb1d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05667",
    "kind": "arxiv",
    "version": 2
  }
}