Pith Number

pith:OW55OZEC

pith:2014:OW55OZEC4MNZ3RELGJOPOL5ZJS

not attested not anchored not stored refs pending

Combining Evaluation Metrics via the Unanimous Improvement Ratio and its Application to Clustering Tasks

Enrique Amig\'o, Felisa Verdejo, Javier Artiles, Julio Gonzalo

arxiv:1401.4590 v1 · 2014-01-18 · cs.AI · 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{OW55OZEC4MNZ3RELGJOPOL5ZJS}

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	2026-05-18T03:01:45.374171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75bbd76482e31b9dc48b325cf72fb94c9bcdbb88068e456afc37d3aa89daf959

Aliases

arxiv: 1401.4590 · arxiv_version: 1401.4590v1 · doi: 10.48550/arxiv.1401.4590 · pith_short_12: OW55OZEC4MNZ · pith_short_16: OW55OZEC4MNZ3REL · pith_short_8: OW55OZEC

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/OW55OZEC4MNZ3RELGJOPOL5ZJS \
  | 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: 75bbd76482e31b9dc48b325cf72fb94c9bcdbb88068e456afc37d3aa89daf959

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6a7aba18e1a53b08ebd012bedccaf3c4860c90db5dc781e5fc4e3d4aa7aed9e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-01-18T21:03:23Z",
    "title_canon_sha256": "01ac315a00efad53a342a787d6b8f96b595a0ac48ad877bffdae64847955956a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4590",
    "kind": "arxiv",
    "version": 1
  }
}