Pith Number

pith:XWBUMECQ

pith:2019:XWBUMECQA3USJYVHFMAOPVHMUE

not attested not anchored not stored refs pending

Logitron: Perceptron-augmented classification model based on an extended logistic loss function

Hyenkyun Woo

arxiv:1904.02958 v1 · 2019-04-05 · cs.LG · cs.IT · math.IT · 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{XWBUMECQA3USJYVHFMAOPVHMUE}

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	2026-05-17T23:49:19.090083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd8346105006e924e2a72b00e7d4eca13d2b098f6f139fb72bd17d86ef7eabcf

Aliases

arxiv: 1904.02958 · arxiv_version: 1904.02958v1 · doi: 10.48550/arxiv.1904.02958 · pith_short_12: XWBUMECQA3US · pith_short_16: XWBUMECQA3USJYVH · pith_short_8: XWBUMECQ

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/XWBUMECQA3USJYVHFMAOPVHMUE \
  | 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: bd8346105006e924e2a72b00e7d4eca13d2b098f6f139fb72bd17d86ef7eabcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5797c3c8b8544e816989ef15640375fa1668e809c44f98f65ba23b83d6069d35",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-05T09:39:57Z",
    "title_canon_sha256": "491368cd9486145042d4e24c61eb06e6e2b6584c1189172f6fb977d34dcf2a9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02958",
    "kind": "arxiv",
    "version": 1
  }
}