Pith Number

pith:57BSQ725

pith:2011:57BSQ725UU4GHSOPQUMAILWP4O

not attested not anchored not stored refs pending

Learning Discriminative Metrics via Generative Models and Kernel Learning

Daniel D. Lee, Fei Sha, Yuan Shi, Yung-Kyun Noh

arxiv:1109.3940 v1 · 2011-09-19 · cs.LG · cs.AI · stat.ME · 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{57BSQ725UU4GHSOPQUMAILWP4O}

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	2026-05-18T04:12:31.859470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc3287f5da53863c9cf8518042ecfe3a802606bdf987f19f8dcf3737dc7d610

Aliases

arxiv: 1109.3940 · arxiv_version: 1109.3940v1 · doi: 10.48550/arxiv.1109.3940 · pith_short_12: 57BSQ725UU4G · pith_short_16: 57BSQ725UU4GHSOP · pith_short_8: 57BSQ725

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/57BSQ725UU4GHSOPQUMAILWP4O \
  | 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: efc3287f5da53863c9cf8518042ecfe3a802606bdf987f19f8dcf3737dc7d610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6437b8581ea8ec5cec975d2c4b6d85612e75037fc26280eb89860e681aa2cea5",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ME",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2011-09-19T04:19:30Z",
    "title_canon_sha256": "a1d5c800c30a6b4f40f3529f499a2a5890b71d81d490c03e5fd09c9d905fc31a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3940",
    "kind": "arxiv",
    "version": 1
  }
}