Pith Number

pith:ZANQQYII

pith:2018:ZANQQYIIUQKNF7CR3JZV2FUMAK

not attested not anchored not stored refs pending

Global optimization of expensive black-box models based on asynchronous hybrid-criterion with interval reduction

Chunlin Gong, Hua Su, Jinlei Guo, Liangxian Gu, Xu Li

arxiv:1811.12142 v1 · 2018-11-29 · 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{ZANQQYIIUQKNF7CR3JZV2FUMAK}

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	2026-05-17T23:59:34.334026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c81b086108a414d2fc51da735d168c0299ba772ea351a609a43f61b5260457c1

Aliases

arxiv: 1811.12142 · arxiv_version: 1811.12142v1 · doi: 10.48550/arxiv.1811.12142 · pith_short_12: ZANQQYIIUQKN · pith_short_16: ZANQQYIIUQKNF7CR · pith_short_8: ZANQQYII

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/ZANQQYIIUQKNF7CR3JZV2FUMAK \
  | 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: c81b086108a414d2fc51da735d168c0299ba772ea351a609a43f61b5260457c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8bd30691c48de9e5772f4b343c096d310fb1cbee5c430a936eab778ecf54c7",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-11-29T13:50:47Z",
    "title_canon_sha256": "70f73610a9b1d76d07be6dd909f392cbe7bfdc2319c962540be8badd0a27bf9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12142",
    "kind": "arxiv",
    "version": 1
  }
}