Pith Number

pith:NJAECBSZ

pith:2018:NJAECBSZOY6BJSLVNHDTMQRBZI

not attested not anchored not stored refs pending

Autotune: A Derivative-free Optimization Framework for Hyperparameter Tuning

Brett Wujek, Joshua Griffin, Oleg Golovidov, Patrick Koch, Steven Gardner, Yan Xu

arxiv:1804.07824 v2 · 2018-04-20 · cs.LG · cs.DC · cs.NE · 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{NJAECBSZOY6BJSLVNHDTMQRBZI}

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	2026-05-18T00:08:59.947292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a40410659763c14c97569c7364221ca23c63de08a5e8e09acec5d407ecb4cd1

Aliases

arxiv: 1804.07824 · arxiv_version: 1804.07824v2 · doi: 10.48550/arxiv.1804.07824 · pith_short_12: NJAECBSZOY6B · pith_short_16: NJAECBSZOY6BJSLV · pith_short_8: NJAECBSZ

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/NJAECBSZOY6BJSLVNHDTMQRBZI \
  | 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: 6a40410659763c14c97569c7364221ca23c63de08a5e8e09acec5d407ecb4cd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f4001bf06a03515349c0943964d025769a5899cf110fc74294a258fb038b9f0",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-04-20T20:56:33Z",
    "title_canon_sha256": "b9a1725b0ecb3f83f8fccc2610646c9e0a070e2fa5c1c7f972f800c75679c6e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07824",
    "kind": "arxiv",
    "version": 2
  }
}