Pith Number

pith:HA6UWNQK

pith:2012:HA6UWNQKOIJKSBSD675UYNBYO3

not attested not anchored not stored refs pending

Evaluating Classifiers Without Expert Labels

Hyun Joon Jung, Matthew Lease

arxiv:1212.0960 v1 · 2012-12-05 · cs.LG · cs.IR · 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{HA6UWNQKOIJKSBSD675UYNBYO3}

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

4 papers in Pith

Negative Ontology of True Target for Machine Learning: Towards Evaluation and Learning under Democratic Supervision

LAF-Based Evaluation and UTTL-Based Learning Strategies with MIATTs

Negative Ontology of True Target for Machine Learning: Towards Evaluation and Learning under Democratic Supervision

Receipt and verification

First computed	2026-05-18T03:39:06.837478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

383d4b360a7212a90643f7fb4c343876c56c39df533fef8f6145c2f5b509e68f

Aliases

arxiv: 1212.0960 · arxiv_version: 1212.0960v1 · doi: 10.48550/arxiv.1212.0960 · pith_short_12: HA6UWNQKOIJK · pith_short_16: HA6UWNQKOIJKSBSD · pith_short_8: HA6UWNQK

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/HA6UWNQKOIJKSBSD675UYNBYO3 \
  | 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: 383d4b360a7212a90643f7fb4c343876c56c39df533fef8f6145c2f5b509e68f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c88663130f251db0c7a14bd0c81b0bbdf80255353114cf198258e5db0563fb51",
    "cross_cats_sorted": [
      "cs.IR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-12-05T08:15:36Z",
    "title_canon_sha256": "231671e6056569dafb0fc7bcca7c0ca7e2c250644095c93f70674d4b4f588c32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0960",
    "kind": "arxiv",
    "version": 1
  }
}