Pith Number

pith:IDC42N3H

pith:2017:IDC42N3HJNWEDLXNZJDEZT3UFS

not attested not anchored not stored refs pending

Sign-Constrained Regularized Loss Minimization

Daisuke Sano, Misato Kobayashi, Tsuyoshi Kato

arxiv:1710.04380 v1 · 2017-10-12 · cs.LG · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDC42N3HJNWEDLXNZJDEZT3UFS}

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	2026-05-18T00:33:01.229038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40c5cd37674b6c41aeedca464ccf742c818e526da5953e6d4b57d11413fefcf6

Aliases

arxiv: 1710.04380 · arxiv_version: 1710.04380v1 · doi: 10.48550/arxiv.1710.04380 · pith_short_12: IDC42N3HJNWE · pith_short_16: IDC42N3HJNWEDLXN · pith_short_8: IDC42N3H

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/IDC42N3HJNWEDLXNZJDEZT3UFS \
  | 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: 40c5cd37674b6c41aeedca464ccf742c818e526da5953e6d4b57d11413fefcf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa7ba08139a2832abd3f9ede78774ecf597744eae99e610427c26f35c0023b44",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-10-12T06:34:54Z",
    "title_canon_sha256": "c1419b9a49939efc38a0b41fa90c3f314d48da4ab7f2ddb1f8c6cd4d255ecd02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04380",
    "kind": "arxiv",
    "version": 1
  }
}