Pith Number

pith:CDMM55UY

pith:2018:CDMM55UYPY4STG4EIIVOHC3YYU

not attested not anchored not stored refs pending

Safe Grid Search with Optimal Complexity

Eugene Ndiaye, Ichiro Takeuchi, Joseph Salmon, Olivier Fercoq, Tam Le

arxiv:1810.05471 v3 · 2018-10-12 · stat.ML · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CDMM55UYPY4STG4EIIVOHC3YYU}

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	2026-05-17T23:45:04.366771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10d8cef6987e39299b84422ae38b78c52fe48b69706e8832a58db21766b2ef3e

Aliases

arxiv: 1810.05471 · arxiv_version: 1810.05471v3 · doi: 10.48550/arxiv.1810.05471 · pith_short_12: CDMM55UYPY4S · pith_short_16: CDMM55UYPY4STG4E · pith_short_8: CDMM55UY

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/CDMM55UYPY4STG4EIIVOHC3YYU \
  | 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: 10d8cef6987e39299b84422ae38b78c52fe48b69706e8832a58db21766b2ef3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1629d4bc17d7aa620d80fe1fff68a6814b98049299c1cee07022c5ff858c018",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-10-12T12:16:52Z",
    "title_canon_sha256": "720cb74f11fd578383ffbaa04e4b3666ebfdcf291ef167376270f7c2a6dd8d6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05471",
    "kind": "arxiv",
    "version": 3
  }
}