Pith Number

pith:LKNRHEFC

pith:2018:LKNRHEFCUBEDWDQDKQLXQIK67M

not attested not anchored not stored refs pending

Maximizing Invariant Data Perturbation with Stochastic Optimization

Kouichi Ikeno, Satoshi Hara

arxiv:1807.05077 v2 · 2018-07-12 · stat.ML · 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{LKNRHEFCUBEDWDQDKQLXQIK67M}

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	2026-05-18T00:10:44.124088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a9b1390a2a0483b0e03541778215efb24062af433969028ea8bfceae33293f3

Aliases

arxiv: 1807.05077 · arxiv_version: 1807.05077v2 · doi: 10.48550/arxiv.1807.05077 · pith_short_12: LKNRHEFCUBED · pith_short_16: LKNRHEFCUBEDWDQD · pith_short_8: LKNRHEFC

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/LKNRHEFCUBEDWDQDKQLXQIK67M \
  | 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: 5a9b1390a2a0483b0e03541778215efb24062af433969028ea8bfceae33293f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83fc5cd675a00379a32ad4509047c4d09a3b742de4234b0e69efafaa1d61c5a7",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-07-12T11:47:17Z",
    "title_canon_sha256": "77789e1c312535cef0c2e238a58f6a58df172e5aff1d4c83240be3093849e0be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05077",
    "kind": "arxiv",
    "version": 2
  }
}