Pith Number

pith:YK45SNAO

pith:2014:YK45SNAOAYN2IQPO3RMKRKDJHA

not attested not anchored not stored refs pending

Maximum mutual information regularized classification

Jim Jing-Yan Wang, Shiguang Zhao, Xin Gao, Yi Wang

arxiv:1409.7780 v1 · 2014-09-27 · 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{YK45SNAOAYN2IQPO3RMKRKDJHA}

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	2026-05-18T02:41:40.631882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2b9d9340e061ba441eedc58a8a869380b174188ac58c3832ae95356ebcc4055

Aliases

arxiv: 1409.7780 · arxiv_version: 1409.7780v1 · doi: 10.48550/arxiv.1409.7780 · pith_short_12: YK45SNAOAYN2 · pith_short_16: YK45SNAOAYN2IQPO · pith_short_8: YK45SNAO

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/YK45SNAOAYN2IQPO3RMKRKDJHA \
  | 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: c2b9d9340e061ba441eedc58a8a869380b174188ac58c3832ae95356ebcc4055

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e45f255134e0dc9bedb9d46d7b650d4b2e0682d4b70c76b2e730e55a28d943d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-09-27T07:45:56Z",
    "title_canon_sha256": "895b0e94c0d409a19cd0a9c880cf42b64df0266ff9aeb8baf51d470d2cc94370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7780",
    "kind": "arxiv",
    "version": 1
  }
}